Room-temperature Synthesis of Quasi-2D All-inorganic CsPbBr₃ Nanoplatelets with Ultrapure Green Light Emissions Enhanced Publication

{ "defaultlang": "zh", "titlegroup": { "articletitle": [ { "lang": "zh", "data": [ { "name": "text", "data": "室温溶液相合成具有超纯绿光发射的准二维CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": "钙钛矿纳米片" } ] }, { "lang": "en", "data": [ { "name": "text", "data": "Room-temperature Synthesis of Quasi-2D All-inorganic CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": " Nanoplatelets with Ultrapure Green Light Emissions" } ] } ] }, "contribgroup": { "author": [ { "name": [ { "lang": "zh", "surname": "沈", "givenname": "亚龙", "namestyle": "eastern", "prefix": "" }, { "lang": "en", "surname": "SHEN", "givenname": "Ya-long", "namestyle": "eastern", "prefix": "" } ], "stringName": [], "aff": [ { "rid": "aff1", "text": "1" }, { "rid": "aff2", "text": "2" } ], "role": [ "corresp", "first-author" ], "corresp": [ { "rid": "cor1", "lang": "en", "text": "E-mail： shenyalong@njust.edu.cn，", "data": [ { "name": "text", "data": "E-mail： shenyalong@njust.edu.cn，" } ] } ], "bio": [ { "lang": "zh", "text": [ "沈亚龙（1990－），男，安徽池州人，博士，讲师。2021年1月于南京理工大学获工学博士学位，2021年4月加入宿迁学院材料工程系。目前主要从事溶液工艺构筑钙钛矿纳米晶、无铅钙钛矿纳米晶材料制备及其光电子器件等方面的研究。从事钙钛矿相关研究以来，在ACS Nano、Small、Nanoscale Horizons, Journal of Materials Chemical A等期刊上共发表 SCI 论文 11 篇， SCI 引用700 余次，入选 ESI 高被引论文2 篇。其中以第一作者身份（共同第一作者）或通讯作者身份发表论文 5 篇，担任Nanotechnology、APL Material等SCI期刊审稿人。" ], "graphic": [ { "print": "http://html.publish.founderss.cn/rc-pub/api/common/picture?pictureId=33774204&type=", "small": "http://html.publish.founderss.cn/rc-pub/api/common/picture?pictureId=33774206&type=", "big": "http://html.publish.founderss.cn/rc-pub/api/common/picture?pictureId=33774205&type=", "width": "26.17593384", "height": "33.05142212", "fontsize": "" } ], "data": [ [ { "name": "text", "data": "沈亚龙" }, { "name": "text", "data": "（1990－），男，安徽池州人，博士，讲师。2021年1月于南京理工大学获工学博士学位，2021年4月加入宿迁学院材料工程系。目前主要从事溶液工艺构筑钙钛矿纳米晶、无铅钙钛矿纳米晶材料制备及其光电子器件等方面的研究。从事钙钛矿相关研究以来，在ACS Nano、Small、Nanoscale Horizons, Journal of Materials Chemical A等期刊上共发表 SCI 论文 11 篇， SCI 引用700 余次，入选 ESI 高被引论文2 篇。其中以第一作者身份（共同第一作者）或通讯作者身份发表论文 5 篇，担任Nanotechnology、APL Material等SCI期刊审稿人。" } ] ] } ], "email": "shenyalong@njust.edu.cn", "deceased": false }, { "name": [ { "lang": "zh", "surname": "韩", "givenname": "博宁", "namestyle": "eastern", "prefix": "" }, { "lang": "en", "surname": "HAN", "givenname": "Bo-ning", "namestyle": "eastern", "prefix": "" } ], "stringName": [], "aff": [ { "rid": "aff2", "text": "2" } ], "role": [], "deceased": false }, { "name": [ { "lang": "zh", "surname": "靳", "givenname": "梓诺", "namestyle": "eastern", "prefix": "" }, { "lang": "en", "surname": "JIN", "givenname": "Zi-nuo", "namestyle": "eastern", "prefix": "" } ], "stringName": [], "aff": [ { "rid": "aff1", "text": "1" } ], "role": [], "deceased": false }, { "name": [ { "lang": "zh", "surname": "胡", "givenname": "殷茜", "namestyle": "eastern", "prefix": "" }, { "lang": "en", "surname": "HU", "givenname": "Yin-qian", "namestyle": "eastern", "prefix": "" } ], "stringName": [], "aff": [ { "rid": "aff1", "text": "1" } ], "role": [], "deceased": false }, { "name": [ { "lang": "zh", "surname": "曾", "givenname": "海波", "namestyle": "eastern", "prefix": "" }, { "lang": "en", "surname": "ZENG", "givenname": "Hai-bo", "namestyle": "eastern", "prefix": "" } ], "stringName": [], "aff": [ { "rid": "aff2", "text": "2" } ], "role": [ "corresp" ], "corresp": [ { "rid": "cor2", "lang": "en", "text": "E-mail： zeng.haibo@njust.edu.cn", "data": [ { "name": "text", "data": "E-mail： zeng.haibo@njust.edu.cn" } ] } ], "bio": [ { "lang": "zh", "text": [ "曾海波（1977-），男，湖北鄂州人，博士，教授，南京理工大学材料学院院长，新型显示材料与器件工信部重点实验室创始人， 国家杰出青年基金获得者，国家万人计划领军人才，英国皇家化学会会士，美国光学会会士，长期从事纳米发光与光电子学研究，包括低维光电（显示、探测、能源）半导体材料的理论设计、可控合成及器件应用，尤其是聚焦新一代超高清及柔性显示需求，发展了全无机钙钛矿量子点室温合成方法及其发光器件体系、氧化锌蓝色发光机理、锑烯二维电子材料。获授权发明专利45项，以第一或通讯作者发表Nature Photonics、Nature Reviews Materials、Nature Communications （8）、Advanced Materials （25）等期刊论文235篇，ESI高被引论文45篇，SCI引用40，000余次，H因子101，其中5篇研究论文的单篇引用超过1000次，获Nature、Nature Nanotechnology等专题亮点评论18次，50余次被国际同行评价为“first”、“initiated”、“developed”、“open”。" ], "graphic": [ { "print": "http://html.publish.founderss.cn/rc-pub/api/common/picture?pictureId=33774207&type=", "small": "http://html.publish.founderss.cn/rc-pub/api/common/picture?pictureId=33774209&type=", "big": "http://html.publish.founderss.cn/rc-pub/api/common/picture?pictureId=33774208&type=", "width": "27.41099930", "height": "33.33800125", "fontsize": "" } ], "data": [ [ { "name": "text", "data": "曾海波" }, { "name": "text", "data": "（1977-），男，湖北鄂州人，博士，教授，南京理工大学材料学院院长，新型显示材料与器件工信部重点实验室创始人， 国家杰出青年基金获得者，国家万人计划领军人才，英国皇家化学会会士，美国光学会会士，长期从事纳米发光与光电子学研究，包括低维光电（显示、探测、能源）半导体材料的理论设计、可控合成及器件应用，尤其是聚焦新一代超高清及柔性显示需求，发展了全无机钙钛矿量子点室温合成方法及其发光器件体系、氧化锌蓝色发光机理、锑烯二维电子材料。获授权发明专利45项，以第一或通讯作者发表Nature Photonics、Nature Reviews Materials、Nature Communications （8）、Advanced Materials （25）等期刊论文235篇，ESI高被引论文45篇，SCI引用40，000余次，H因子101，其中5篇研究论文的单篇引用超过1000次，获Nature、Nature Nanotechnology等专题亮点评论18次，50余次被国际同行评价为“first”、“initiated”、“developed”、“open”。" } ] ] } ], "email": "zeng.haibo@njust.edu.cn", "deceased": false } ], "aff": [ { "id": "aff1", "intro": [ { "lang": "zh", "label": "1", "text": "宿迁学院 材料工程系，江苏 宿迁　223800", "data": [ { "name": "text", "data": "宿迁学院 材料工程系，江苏 宿迁　223800" } ] }, { "lang": "en", "label": "1", "text": "Department of Materials Science and Engineering， Suqian University， Suqian 223800， China", "data": [ { "name": "text", "data": "Department of Materials Science and Engineering， Suqian University， Suqian 223800， China" } ] } ] }, { "id": "aff2", "intro": [ { "lang": "zh", "label": "2", "text": "南京理工大学 材料科学与工程学院， 江苏 南京　210094", "data": [ { "name": "text", "data": "南京理工大学 材料科学与工程学院， 江苏 南京　210094" } ] }, { "lang": "en", "label": "2", "text": "College of Materials Science and Engineering， Nanjing University of Science and Technology. Nanjing 210094， China", "data": [ { "name": "text", "data": "College of Materials Science and Engineering， Nanjing University of Science and Technology. Nanjing 210094， China" } ] } ] } ] }, "abstracts": [ { "lang": "zh", "data": [ { "name": "p", "data": [ { "name": "text", "data": "通过配体辅助溶液相法，在室温下成功合成出一种具有超纯绿光发射的准二维CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": "钙钛矿纳米片。此制备方法可以实现低成本、高质量CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": "纳米片的合成。实验结果表明，合成出的CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": "纳米片荧光发射峰位于526 nm，发射峰半高宽（FWHM）能够达到16 nm，纳米片的荧光量子效率（PLQY）高达87%。将CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": "纳米片应用于背光显示，实现了（0.145， 0.793）的绿光坐标，该色坐标覆盖近91% 的Rec.2020绿光色域，色域范围优于目前报道出的绿色荧光粉材料。此外，基于上述CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": "荧光纳米片，我们还成功构筑出一种白光LED器件，并测得此器件在20 mA驱动电流下的发光效率为39 lm/W。" } ] } ] }, { "lang": "en", "data": [ { "name": "p", "data": [ { "name": "text", "data": "A facile ligand-assisted solution process was proposed to synthesize quasi-2D CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": " perovskite nanoplatelets （NPs） with ultrapure green photoluminescence （PL） at room temperature. The as-synthesized CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": " NPs exhibit an ideal emission peak at 526 nm with a narrow FWHM of 16 nm and a high photoluminescence quantum yield （PLQY） of 87%. As a green downconverter， the CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": " NP shows a CIE coordinate at （0.145， 0.793） and covers 91% of the Rec. 2020 standard in the CIE 1931 color space， which was much better than that of all the present green phosphors. Moreover， a WLED was successfully fabricated based on these ultrapure green light-emitting CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": " NPs， which exhibit a luminous efficiency 39 lm/W with a CIE （0.33， 0.29） under a 20 mA driving current." } ] } ] } ], "keyword": [ { "lang": "zh", "data": [ [ { "name": "text", "data": "CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": "钙钛矿" } ], [ { "name": "text", "data": "纳米片" } ], [ { "name": "text", "data": "超纯绿光" } ], [ { "name": "text", "data": "白光LED" } ] ] }, { "lang": "en", "data": [ [ { "name": "text", "data": "CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": " perovskite" } ], [ { "name": "text", "data": "nanoplatelets" } ], [ { "name": "text", "data": "ultrapure green photoluminescence" } ], [ { "name": "text", "data": "WLED" } ] ] } ], "highlights": [], "body": [ { "name": "sec", "data": [ { "name": "sectitle", "data": { "title": [ { "name": "text", "data": "1　引言" } ], "level": "1", "id": "s1" } }, { "name": "p", "data": [ { "name": "text", "data": "卤素钙钛矿纳米晶材料，具有荧光量子产率（PLQY）高、载流子迁移率大、色纯度高以及色域度广等特点，是制备新一代低成本、高性能照明和显示器件的理想材料" }, { "name": "sup", "data": [ { "name": "text", "data": "[" }, { "name": "blockXref", "data": { "data": [ { "name": "xref", "data": { "text": "1", "type": "bibr", "rid": "R1", "data": [ { "name": "text", "data": "1" } ] } }, { "name": "text", "data": "-" }, { "name": "xref", "data": { "text": "5", "type": "bibr", "rid": "R5", "data": [ { "name": "text", "data": "5" } ] } } ], "rid": [ "R1", "R2", "R3", "R4", "R5" ], "text": "1-5", "type": "bibr" } }, { "name": "text", "data": "]" } ] }, { "name": "text", "data": "。全无机钙钛矿纳米晶材料CsPbX" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": "（X=Cl, Br, 和I），相对于有机-无机杂化钙钛矿具有更高的稳定性，因此在近些年的研究中更受青睐。自从CsPbX" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": "纳米晶材料首次被应用到LED器件中后" }, { "name": "sup", "data": [ { "name": "text", "data": "[" }, { "name": "xref", "data": { "text": "6", "type": "bibr", "rid": "R6", "data": [ { "name": "text", "data": "6" } ] } }, { "name": "text", "data": "]" } ] }, { "name": "text", "data": "，今后的一段时间里，CsPbX" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": "纳米晶的量子效率以及稳定性都得到了显著的提升" }, { "name": "sup", "data": [ { "name": "text", "data": "[" }, { "name": "blockXref", "data": { "data": [ { "name": "xref", "data": { "text": "7", "type": "bibr", "rid": "R7", "data": [ { "name": "text", "data": "7" } ] } }, { "name": "text", "data": "-" }, { "name": "xref", "data": { "text": "12", "type": "bibr", "rid": "R12", "data": [ { "name": "text", "data": "12" } ] } } ], "rid": [ "R7", "R8", "R9", "R10", "R11", "R12" ], "text": "7-12", "type": "bibr" } }, { "name": "text", "data": "]" } ] }, { "name": "text", "data": "。除此之外，随着合成方法的不断改进优化，CsPbX" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": "纳米晶的光学品质也在日益提高（半高宽＜20 nm, PLQY可达100%）" }, { "name": "sup", "data": [ { "name": "text", "data": "[" }, { "name": "blockXref", "data": { "data": [ { "name": "xref", "data": { "text": "13", "type": "bibr", "rid": "R13", "data": [ { "name": "text", "data": "13" } ] } }, { "name": "text", "data": "-" }, { "name": "xref", "data": { "text": "15", "type": "bibr", "rid": "R15", "data": [ { "name": "text", "data": "15" } ] } } ], "rid": [ "R13", "R14", "R15" ], "text": "13-15", "type": "bibr" } }, { "name": "text", "data": "]" } ] }, { "name": "text", "data": "，这使得基于钙钛矿材料的器件能产生更清晰、更精细的颜色图像，对实现新一代超高清显示具有重要意义。" } ] }, { "name": "p", "data": [ { "name": "text", "data": "2012年8月，国际电信联盟（International Telecommunication Union）发布了一个新的推荐标准Rec.2020“超高清电视系列产品和国际节目交流的指标参数”。新标准对红、绿、蓝三基色的发光特性提出了新的挑战，尤其是对绿光，因为人眼对绿光的敏感度超过了红光和蓝光，绿光区域内微小的色调变化都能够被人眼所察觉。新标准指出，绿光在CIE 1931色空间中的坐标越接近（0.170，0.797），就越是理想的绿光。想要达到Rec.2020的绿光标准，荧光材料的发光峰位置必须位于525-535 nm之间，同时FWHM要小于25 nm。钙钛矿量子点具有窄的FWHM和高的PLQY，然而它的荧光发射峰通常在520 nm以下，因而不能作为理想的荧光显示材料。面对这种困境，我们想到了二维钙钛矿材料。二维钙钛矿可以通过控制厚度来实现其发光峰位的精准调控，从而使其发光峰位于目标范围内" }, { "name": "sup", "data": [ { "name": "text", "data": "[" }, { "name": "blockXref", "data": { "data": [ { "name": "xref", "data": { "text": "16", "type": "bibr", "rid": "R16", "data": [ { "name": "text", "data": "16" } ] } }, { "name": "text", "data": "-" }, { "name": "xref", "data": { "text": "19", "type": "bibr", "rid": "R19", "data": [ { "name": "text", "data": "19" } ] } } ], "rid": [ "R16", "R17", "R18", "R19" ], "text": "16-19", "type": "bibr" } }, { "name": "text", "data": "]" } ] }, { "name": "text", "data": "。另外，二维钙钛矿材料在垂直方向上的量子限域效应，使得它具有较大的激子结合能，有利于材料获得出色的光学性能" }, { "name": "sup", "data": [ { "name": "text", "data": " [" }, { "name": "blockXref", "data": { "data": [ { "name": "xref", "data": { "text": "20", "type": "bibr", "rid": "R20", "data": [ { "name": "text", "data": "20" } ] } }, { "name": "text", "data": "-" }, { "name": "xref", "data": { "text": "21", "type": "bibr", "rid": "R21", "data": [ { "name": "text", "data": "21" } ] } } ], "rid": [ "R20", "R21" ], "text": "20-21", "type": "bibr" } }, { "name": "text", "data": "]" } ] }, { "name": "text", "data": "。" } ] }, { "name": "p", "data": [ { "name": "text", "data": "近期，已经有一些学者开始了关于超纯绿光发射的二维钙钛矿材料的研究。例如，Kumar等人" }, { "name": "sup", "data": [ { "name": "text", "data": "[" }, { "name": "xref", "data": { "text": "22", "type": "bibr", "rid": "R22", "data": [ { "name": "text", "data": "22" } ] } }, { "name": "text", "data": "]" } ] }, { "name": "text", "data": "报道出一种二维FAPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": "纳米片，该纳米片的发射峰位于529 nm波长处，半高宽约为22.8 nm，并且PLQY能够达到92%，此FAPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": "纳米片可以实现Rec.2020色域95%的面积覆盖。将此纳米片应用到电致发光LED器件中，实现了超纯绿光发射的效果。Yu等人" }, { "name": "sup", "data": [ { "name": "text", "data": "[" }, { "name": "xref", "data": { "text": "23", "type": "bibr", "rid": "R23", "data": [ { "name": "text", "data": "23" } ] } }, { "name": "text", "data": "]" } ] }, { "name": "text", "data": "报道了一种由室温离子交换组装法合成出的FAPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": "绿光纳米片，其CIE坐标位于（0.170，0.757）位置，覆盖了接近95%的Rec.2020的色域，实现了非常好的绿光发射效果。然而，由于存在有机离子，FAPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": "钙钛矿在空气中很不稳定。因此，迫切需要探索一种稳定高效的纯绿色发光的CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": "钙钛矿材料。" } ] }, { "name": "p", "data": [ { "name": "text", "data": "鉴于此，本文采用了一种简易的室温配体辅助结晶法制备出一种准二维钙钛矿CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": "纳米片。合成出的纳米片展示出了非常好的绿光发射效果，通过测试发现，这种CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": "纳米片的发光峰位于526 nm, 半高宽约为16 nm，其PLQY达到了87%。此CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": "纳米片在CIE 1931色空间中坐标位于（0.145，0.793），相比于已经报道出的其它全无机CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": "钙钛矿材料，它在CIE图中的坐标位置更靠近Rec.2020的绿光坐标，能覆盖91%的Rec.2020色域。另外，基于这种CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": "荧光纳米片，实验还成功构筑出一种白光LED器件，器件在20 mA的驱动电流下展现出39 lm/W发光效率。" } ] } ] }, { "name": "sec", "data": [ { "name": "sectitle", "data": { "title": [ { "name": "text", "data": "2　实验" } ], "level": "1", "id": "s2" } }, { "name": "sec", "data": [ { "name": "sectitle", "data": { "title": [ { "name": "text", "data": "2.1　材料" } ], "level": "2", "id": "s2a" } }, { "name": "p", "data": [ { "name": "text", "data": "溴化铅（PbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "2" } ] }, { "name": "text", "data": "，99.9%，阿拉丁试剂）、溴化铯（CsBr，99.9%，阿拉丁试剂）、N, N-二甲基甲酰胺（DMF，99.9%，阿拉丁试剂）、油酸（OA，80%-90%，阿拉丁试剂）、辛胺（99%，阿拉丁试剂）、氢溴酸（HBr，48%水溶液，迈瑞尔试剂）、甲苯（分析纯，国药集团化学试剂有限公司）、聚苯乙烯（PS，分子量28000，迈瑞尔试剂）、聚对苯二甲酸乙二醇酯（PET，西格玛奥德里奇生化科技有限公司）、红色荧光粉（0763D，格里姆新材料有限公司）。以上用到的所有原料均为分析纯，使用时均不需要进一步提纯。" } ] } ] }, { "name": "sec", "data": [ { "name": "sectitle", "data": { "title": [ { "name": "text", "data": "2.2　材料的合成" } ], "level": "2", "id": "s2b" } }, { "name": "p", "data": [ { "name": "text", "data": "在合成CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": "纳米片之前，需要先准备前驱体溶液，将0.5 mmol CsBr和0.4 mmol PbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "2" } ] }, { "name": "text", "data": "粉末溶于10 mL的DMF溶剂中，随后，将1 mL的HBr迅速地注入到溶液中以促进CsBr的溶解，持续搅拌2个小时直至前驱体粉末完全溶解。" } ] }, { "name": "p", "data": [ { "name": "text", "data": "准二维CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": "纳米片的合成步骤如下：量取12 mL的甲苯溶液，向里面加入600 μL油酸和25 μL辛胺，充分搅拌混合均匀后，取上述前驱体溶液1 mL快速地加入到剧烈搅拌的甲苯溶液中。几秒钟之内，CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": "钙钛矿在非极性的甲苯溶剂中迅速结晶，反应液呈亮黄色，并观察到有颗粒状的胶体沉淀产生，即CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": "纳米片。溶液持续搅拌10 min，离心后倒掉上清液，再次加入一定量甲苯充分混合，再次离心后去掉上清液，最后将底部的CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": "钙钛矿沉淀分散在5 mL甲苯中备用，并命名为样品II，上述所有实验操作均在室温下进行。为了进行比较，我们制备了另外两个CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": "样品，分别命名为样品I和样品III，其它反应条件一样，只是改变了辛胺的加入量。其中样品I（辛胺15 μL），样品III（辛胺35 μL）。" } ] }, { "name": "p", "data": [ { "name": "text", "data": "背光WLED器件的制备：首先将CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": "钙钛矿纳米片溶液与一定量的商业红色荧光粉混合。然后，再将混合物和聚合物PS充分溶解到甲苯中，调节PS的浓度约为0.2 g/ mL。随后，将混合溶液涂覆在LED帽扣的内壁上，在真空干燥箱70℃下干燥30 分钟后，覆盖在GaN蓝光LED芯片上。" } ] } ] }, { "name": "sec", "data": [ { "name": "sectitle", "data": { "title": [ { "name": "text", "data": "2.3　测试和表征" } ], "level": "2", "id": "s2c" } }, { "name": "p", "data": [ { "name": "text", "data": "通过X射线衍射（XRD）鉴别衍射图样来确定样品的晶体结构，XRD测试设备采用的是Bruker/D8 Advance型全自动X射线衍射仪。采用广角测试，扫描速度5(°)/min，工作电压40 KV，工作电流40 mA。使用透射电子显微镜（TEM）获得材料的微观形貌，采用的设备是FEI Tecnai-G20型透射电镜，测试电压100～120 kV。使用光致发光光谱仪测量光致发光光谱（PL），实验中所用仪器是美国Varian公司的Cary Eclipse型光谱，激光光源为Ar离子激光器。使用紫外-可见吸收光谱（UV-Vis）测试样品吸收光谱来确定材料吸收波长，所用的仪器为日本岛津公司的UV-3600型光谱分析仪。通过时间分辨发光光谱（TR-PL）探测材料激发态辐射跃迁光谱随时间变化的动力学过程，以此表征材料内部载流子的传输与复合，实验中采用的是法国Horiba公司的FM-4P时间校正的单光子技术测试系统。" } ] } ] } ] }, { "name": "sec", "data": [ { "name": "sectitle", "data": { "title": [ { "name": "text", "data": "3　结果与讨论" } ], "level": "1", "id": "s3" } }, { "name": "p", "data": [ { "name": "xref", "data": { "text": "图1", "type": "fig", "rid": "F1", "data": [ { "name": "text", "data": "图1" } ] } }, { "name": "text", "data": "是合成准二维CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": "钙钛矿纳米片的步骤示意图，即室温过饱和结晶法。如图所示，首先将CsBr和PbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "2" } ] }, { "name": "text", "data": "作为离子源溶解在DMF中，DMF是Cs" }, { "name": "sup", "data": [ { "name": "text", "data": "+" } ] }, { "name": "text", "data": "，Pb" }, { "name": "sup", "data": [ { "name": "text", "data": "2+" } ] }, { "name": "text", "data": ", Br" }, { "name": "sup", "data": [ { "name": "text", "data": "-" } ] }, { "name": "text", "data": "这些离子的良溶剂，此时溶液中这些离子源的浓度C" }, { "name": "sub", "data": [ { "name": "text", "data": "1" } ] }, { "name": "text", "data": "小于它们在DMF中的溶解度（约为0.2 g/mL），所以它们可以溶解在DMF中而不会出现沉淀，同时加入一定量的HBr以加速它们的溶解，制备成前驱体溶液。而甲苯作为一种非极性溶剂，是这些离子源的不良溶剂，它们在甲苯中的溶解度仅为C" }, { "name": "sub", "data": [ { "name": "text", "data": "2" } ] }, { "name": "text", "data": "（10" }, { "name": "sup", "data": [ { "name": "text", "data": "-7" } ] }, { "name": "text", "data": " g/mL）。而DMF和甲苯是互溶的，当上述前驱体溶液注入到甲苯中时，会出现C" }, { "name": "sub", "data": [ { "name": "text", "data": "1" } ] }, { "name": "text", "data": "远远大于C" }, { "name": "sub", "data": [ { "name": "text", "data": "2" } ] }, { "name": "text", "data": "的情况。实验中，将前驱体溶液注入到甲苯中，由于溶解度急剧下降，Cs" }, { "name": "sup", "data": [ { "name": "text", "data": "+" } ] }, { "name": "text", "data": "，Pb" }, { "name": "sup", "data": [ { "name": "text", "data": "2+" } ] }, { "name": "text", "data": ", Br" }, { "name": "sup", "data": [ { "name": "text", "data": "-" } ] }, { "name": "text", "data": "等离子会面临一个过饱和的状态，在搅拌下，它们之间会迅速反应并结晶形成CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": "晶体。另外，在注入前驱体溶液之前， 会在甲苯中加入适量的油酸和辛胺等表面配体，表面配体的加入一是用来限制晶体的生长并提高其分散性，二是用来钝化晶体表面的缺陷。在注入前驱体溶液之后，混合溶液很快展现出亮黄色， 在紫外光线的激发下发出明亮绿色荧光，表明晶体的结晶速度很快，且合成出的钙钛矿纳米片PLQY很高。这种准二维钙钛矿纳米片的合成方法具有简易性和普适性，以上所有相关操作都是在常温常压下进行的，且不需要任何惰性气体保护，这为今后大规模、低成本的钙钛矿工业化生产提供了基础。" } ] }, { "name": "fig", "data": { "id": "F1", "caption": [ { "lang": "zh", "label": [ { "name": "text", "data": "图1" } ], "title": [ { "name": "text", "data": "过饱和结晶法合成CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": "钙钛矿纳米片的策略示意图。" } ] }, { "lang": "en", "label": [ { "name": "text", "data": "Fig. 1" } ], "title": [ { "name": "text", "data": "The schematic illustration for the supersaturated crystallization reaction procedure of CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": " perovskite NPs." } ] } ], "subcaption": [], "note": [], "graphics": [ { "print": "http://html.publish.founderss.cn/rc-pub/api/common/picture?pictureId=33774210&type=", "small": "http://html.publish.founderss.cn/rc-pub/api/common/picture?pictureId=33774212&type=", "big": "http://html.publish.founderss.cn/rc-pub/api/common/picture?pictureId=33774211&type=", "width": "162.79998779", "height": "74.51118469", "fontsize": "" } ] } }, { "name": "p", "data": [ { "name": "text", "data": "在制备CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": "纳米片的过程中，表面配体的选择和加入量的控制对于钙钛矿纳米晶的结晶性和光学性能有着重大影响。研究表明，不同配体下制备的纳米晶的尺寸差异，是由它们在与配体结合动力学上的差异引起的" }, { "name": "sup", "data": [ { "name": "text", "data": "[" }, { "name": "xref", "data": { "text": "7", "type": "bibr", "rid": "R7", "data": [ { "name": "text", "data": "7" } ] } }, { "name": "text", "data": "," }, { "name": "xref", "data": { "text": "11", "type": "bibr", "rid": "R11", "data": [ { "name": "text", "data": "11" } ] } }, { "name": "text", "data": "]" } ] }, { "name": "text", "data": "。通过比较设计，实验选择了油酸加辛胺的配体组合，首先这两种配体具有较长的疏水链，在溶液中的溶解度较高从而有助于纳米晶尺寸的增大。其次辛胺控制钙钛矿结晶的动力学生长过程，对于CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": "而言，辛胺分子太大而不适合钙钛矿的对称结构，导致在与CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": "结晶时晶体在（110）方向上生长受到抑制，从而形成纳米片的结构，而表面的油酸抑制钙钛矿的聚集效应并确保它们的稳定性。另外，配体的加入量，即钙钛矿晶体表面配体密度也是至关重要的。研究表明，配体密度太小会使晶体表面缺陷钝化不充分，导致晶体的结晶性差以及PLQY低。而配体密度太大会使得表面残留的化学物质影响晶体的质量，对晶体的光学性能造成负面影响。只有合适的配体密度才能使纳米晶展现出最佳的光学性能。" } ] }, { "name": "p", "data": [ { "name": "text", "data": "如" }, { "name": "xref", "data": { "text": "图2", "type": "fig", "rid": "F2", "data": [ { "name": "text", "data": "图2" } ] } }, { "name": "text", "data": "a, b所示，样品I，II，III分别代表了配体密度过小，配体密度合适和配体密度过大的CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": "钙钛矿样品，可以看到，在紫外光的激发下样品I几乎不发出荧光，样品II发出明亮且颜色纯正的绿色荧光，而样品III虽然可以发出的绿光，但此绿光的颜色和样品II的颜色有明显的差别。通过XRD测试结果可以分析这三个样品的晶体结构特征，如" }, { "name": "xref", "data": { "text": "图2", "type": "fig", "rid": "F2", "data": [ { "name": "text", "data": "图2" } ] } }, { "name": "text", "data": "c所示，样品I和II的XRD图谱中出现若干晶面衍射峰，分别位于15.45°(100)，21.71°(110)，30.95°(200)，34.56°(210)，37.93°(211)，44.07°(202)衍射峰的位置和典型单斜相CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": "（PDF#18-0364）特征峰位置一一对应" }, { "name": "sup", "data": [ { "name": "text", "data": "[" }, { "name": "xref", "data": { "text": "7", "type": "bibr", "rid": "R7", "data": [ { "name": "text", "data": "7" } ] } }, { "name": "text", "data": "]" } ] }, { "name": "text", "data": "，这表明样品I和II都是单斜相结构。但是，样品I的衍射峰强度很弱，明显弱于样品II的衍射强度。这说明样品I的晶体结晶性不好，这源于配体量不足使得部分晶体的生长没有得到有效抑制，而这部分晶体表面也因为缺少配体的有效钝化而存在大量缺陷态，使得非辐射复合大大增加，从而严重影响了晶体的光学性能。相对于样品I和II，样品III的衍射峰就不能与CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": "单斜相特征峰对应起来了，出现了其它额外的衍射峰。这表明，溶液中过量的配体破坏了CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": "本身的晶体结构，也影响了钙钛矿的发光效果。以上结果表明，在合适的配体密度条件下合成出的CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": "（样品II）展现出了最好的发光效果。" } ] }, { "name": "fig", "data": { "id": "F2", "caption": [ { "lang": "zh", "label": [ { "name": "text", "data": "图2" } ], "title": [ { "name": "text", "data": "不同配体添加量的 （Ⅰ， Ⅱ和 Ⅲ） 样品在（a）太阳光下和（b）紫外光下的光学照片；（c）不同配体添加量样品的XRD图谱。" } ] }, { "lang": "en", "label": [ { "name": "text", "data": "Fig. 2" } ], "title": [ { "name": "text", "data": "The optical images of the CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3 " } ] }, { "name": "text", "data": "samples （Ⅰ， Ⅱ and Ⅲ） with different amounts of ligands under （a） sunlight and （b） UV irradiation. （b） The XRD patterns of these samples." } ] } ], "subcaption": [], "note": [], "graphics": [ { "print": "http://html.publish.founderss.cn/rc-pub/api/common/picture?pictureId=33774213&type=", "small": "http://html.publish.founderss.cn/rc-pub/api/common/picture?pictureId=33774215&type=", "big": "http://html.publish.founderss.cn/rc-pub/api/common/picture?pictureId=33774214&type=", "width": "139.42994690", "height": "68.74019623", "fontsize": "" } ] } }, { "name": "p", "data": [ { "name": "text", "data": "实验进一步对CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": "纳米片（样品II）的光学性质和微观结构进行了表征。如" }, { "name": "xref", "data": { "text": "图3", "type": "fig", "rid": "F3", "data": [ { "name": "text", "data": "图3" } ] } }, { "name": "text", "data": "所示，" }, { "name": "xref", "data": { "text": "图3", "type": "fig", "rid": "F3", "data": [ { "name": "text", "data": "图3" } ] } }, { "name": "text", "data": "a展示的是CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": "纳米片的荧光光谱和吸收光谱。通过荧光光谱可以观测到，CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": "纳米片在526 nm有一个很强的发光峰，这个位置正位于525-535 nm之间，且FWHM仅为16 nm，发光峰的位置和FWHM都达到了Rec.2020标准对绿光的要求。吸收光谱显示，CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": "纳米片在522 nm有一个很强的吸收峰，同时可以看到光谱在长波段有明显的拖尾，这可能是源自于纳米片较大的横向尺寸所带来的散射效应。值得一提的是，实验分别测试了溶液态和薄膜态的CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": "纳米片的PLQY，测的效率分别为85%和87%（" }, { "name": "xref", "data": { "text": "图3", "type": "fig", "rid": "F3", "data": [ { "name": "text", "data": "图3" } ] } }, { "name": "text", "data": "a内插图）。如此高的PLQY，和传统镉基纳米晶材料（CdS，CdSe）的最好结果相当" }, { "name": "sup", "data": [ { "name": "text", "data": "[" }, { "name": "xref", "data": { "text": "24", "type": "bibr", "rid": "R24", "data": [ { "name": "text", "data": "24" } ] } }, { "name": "text", "data": ", " }, { "name": "xref", "data": { "text": "25", "type": "bibr", "rid": "R25", "data": [ { "name": "text", "data": "25" } ] } }, { "name": "text", "data": "]" } ] }, { "name": "text", "data": "，在所有室温溶液相合成的钙钛矿纳米晶中也处于较高水平。" } ] }, { "name": "fig", "data": { "id": "F3", "caption": [ { "lang": "zh", "label": [ { "name": "text", "data": "图3" } ], "title": [ { "name": "text", "data": "（a）CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": "纳米片的吸收光谱（左）和荧光光谱（右），插图中展示的分别是CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": "纳米片溶液和薄膜（玻璃衬底）在紫外灯下的光学照片。CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": "纳米片薄膜分别在（b）PET和（c）滤纸上的光学照片。CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": "纳米片的（d）TEM和（e）HRTEM图像，插图中分别是它的尺寸分布图和选区电子衍射（SAED）图像. CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": "纳米片的（f）AFM图像以及（g）荧光衰减曲线。" } ] }, { "lang": "en", "label": [ { "name": "text", "data": "Fig. 3" } ], "title": [ { "name": "text", "data": "（a） Absorption and photoluminescence spectra of the CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": " NPs. The insets are the photographs of the CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": " NPs solution and spin-coated thin film on the glass under UV light. The photographs of CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": " NPs films on the （b） filter paper and the （c） polyethylene terephthalate （PET） substrates. （d） TEM and （e） corresponding HRTEM images. The insets are the size distribution and SAED image of the CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": " NPs. （f） AFM image of a typical CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": " NPs. The inset shows the height profile. （g） Time-resolved PL decay and fitting curve of the CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": " NPs." } ] } ], "subcaption": [], "note": [], "graphics": [ { "print": "http://html.publish.founderss.cn/rc-pub/api/common/picture?pictureId=33774216&type=", "small": "http://html.publish.founderss.cn/rc-pub/api/common/picture?pictureId=33774218&type=", "big": "http://html.publish.founderss.cn/rc-pub/api/common/picture?pictureId=33774217&type=", "width": "155.37799072", "height": "94.13409424", "fontsize": "" } ] } }, { "name": "p", "data": [ { "name": "text", "data": "另外，此CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": "纳米片溶液不仅能够组装在硬质的玻璃衬底上，还可以组装在其它柔性衬底上。通过最简单的滴涂方法，分别将此 CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": "纳米片溶液涂覆在柔性的商用PET衬底上以及普通滤纸上，放在70 ℃加热板上静置烘干，形成薄膜，制备出的薄膜样品在紫外光下依然可以发出明亮的绿光，如图" }, { "name": "xref", "data": { "text": "3", "type": "fig", "rid": "F3", "data": [ { "name": "text", "data": "3" } ] } }, { "name": "text", "data": "b和" }, { "name": "xref", "data": { "text": "3", "type": "fig", "rid": "F3", "data": [ { "name": "text", "data": "3" } ] } }, { "name": "text", "data": "c所示。这证实了这种CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": "荧光纳米片与各种衬底均都具有良好的兼容性，可以作为一种普适性的荧光纳米材料。" } ] }, { "name": "p", "data": [ { "name": "text", "data": "实验进一步对CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": "纳米片的微观形貌进行了研究。CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": "纳米片的TEM图像如" }, { "name": "xref", "data": { "text": "图3", "type": "fig", "rid": "F3", "data": [ { "name": "text", "data": "图3" } ] } }, { "name": "text", "data": "d所示，合成出的CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": "纳米片呈长方形片状的形貌，且分布均匀。我们对" }, { "name": "xref", "data": { "text": "图3", "type": "fig", "rid": "F3", "data": [ { "name": "text", "data": "图3" } ] } }, { "name": "text", "data": "d中的CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": "纳米片做了尺寸分布统计，统计结果（" }, { "name": "xref", "data": { "text": "图3", "type": "fig", "rid": "F3", "data": [ { "name": "text", "data": "图3" } ] } }, { "name": "text", "data": "d 插图）显示CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": "纳米片的平均尺寸为96.7 ± 23.3 nm，这也验证了前文提到的纳米片具有较大的横向尺寸带来散射效应的说法。" }, { "name": "xref", "data": { "text": "图3", "type": "fig", "rid": "F3", "data": [ { "name": "text", "data": "图3" } ] } }, { "name": "text", "data": "e是样品的高分辨透射电子显微镜（HRTEM）图像，从图中可以看到，CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": "纳米片展现出了明显的晶格条纹，测量出其晶面间距为0.586 nm，这和标准的单斜相CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": "钙钛矿（100）面的晶面结构特征相对应。选区电子衍射（SAED）图像显示，样品的衍射斑呈点阵式排列，表明了此CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": "纳米片良好的单晶特性。取单个CsPbBr纳米片进行放大观察，并对其做了电子能谱测试，结果显示纳米片上的Cs、Pb和Br三种卤素的原子比接近1:1:3（图S1）。" } ] }, { "name": "p", "data": [ { "name": "text", "data": "实验通过原子力显微镜（AFM）对样品的厚度进行了测试。结果显示，此CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": "纳米片的厚度大约在10 nm（" }, { "name": "xref", "data": { "text": "图3", "type": "fig", "rid": "F3", "data": [ { "name": "text", "data": "图3" } ] } }, { "name": "text", "data": "f），厚度约为横向侧面尺寸的1/10，因此本章把这种CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": "的纳米晶体定义为准二维纳米片。通过时间分辨发光光谱（TR-PL），测试CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": "纳米片的荧光寿命情况，以此来研究它的载流子动力学。测试结果如" }, { "name": "xref", "data": { "text": "图3", "type": "fig", "rid": "F3", "data": [ { "name": "text", "data": "图3" } ] } }, { "name": "text", "data": "g所示，并运用方程1.1对CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": "纳米片荧光寿命曲线进行拟合，拟合结果显示，CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": "纳米片的寿命曲线呈双指数形式衰减，这说明了CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": "纳米片中的载流子复合有辐射复合和非辐射复合两种路径。" } ] }, { "name": "dispformula", "data": { "label": [ { "name": "text", "data": "（1.1）" } ], "data": [ { "name": "math", "data": { "math": "", "graphicsData": { "small": "http://html.publish.founderss.cn/rc-pub/api/common/picture?pictureId=33774220&type=", "big": "http://html.publish.founderss.cn/rc-pub/api/common/picture?pictureId=33774219&type=", "width": "61.46799850", "height": "8.97466660", "fontsize": "" } } } ], "id": "DF1" } }, { "name": "dispformula", "data": { "label": [ { "name": "text", "data": "（1.2）" } ], "data": [ { "name": "math", "data": { "math": "", "graphicsData": { "small": "http://html.publish.founderss.cn/rc-pub/api/common/picture?pictureId=33774222&type=", "big": "http://html.publish.founderss.cn/rc-pub/api/common/picture?pictureId=33774221&type=", "width": "54.69466782", "height": "4.23333359", "fontsize": "" } } } ], "id": "DF2" } }, { "name": "dispformula", "data": { "label": [ { "name": "text", "data": "（1.3）" } ], "data": [ { "name": "math", "data": { "math": "", "graphicsData": { "small": "http://html.publish.founderss.cn/rc-pub/api/common/picture?pictureId=33774224&type=", "big": "http://html.publish.founderss.cn/rc-pub/api/common/picture?pictureId=33774223&type=", "width": "59.94400024", "height": "4.57200003", "fontsize": "" } } } ], "id": "DF3" } }, { "name": "p", "data": [ { "name": "text", "data": "通过方程拟合出CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": "纳米片的平均寿命为20.7 ns，寿命值暗示了纳米片具有非常高的辐射/非辐射复合比率，这说明CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": "纳米片具有明显的激子发射特性。通过方程1.2和1.3，还可以计算出CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": "纳米片的辐射复合率" }, { "name": "italic", "data": [ { "name": "text", "data": "k" } ] }, { "name": "sub", "data": [ { "name": "text", "data": "r" } ] }, { "name": "text", "data": "和非辐射复合率" }, { "name": "italic", "data": [ { "name": "text", "data": "k" }, { "name": "sub", "data": [ { "name": "text", "data": "nr" } ] } ] }, { "name": "text", "data": "，其中" }, { "name": "italic", "data": [ { "name": "text", "data": "ϕ" } ] }, { "name": "text", "data": "是样品的PLQY，" }, { "name": "italic", "data": [ { "name": "text", "data": "τ" }, { "name": "sub", "data": [ { "name": "text", "data": "ave" } ] } ] }, { "name": "text", "data": "是样品的平均寿命。最后计算得出，" }, { "name": "italic", "data": [ { "name": "text", "data": "k" }, { "name": "sub", "data": [ { "name": "text", "data": "r" } ] } ] }, { "name": "text", "data": "= 0.042，" }, { "name": "italic", "data": [ { "name": "text", "data": "k" }, { "name": "sub", "data": [ { "name": "text", "data": "nr" } ] } ] }, { "name": "text", "data": "=0.0063。相比于之前文献中报道过的有机-无机杂化钙钛矿（MAPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": "）的结果" }, { "name": "sup", "data": [ { "name": "text", "data": "[" }, { "name": "xref", "data": { "text": "26", "type": "bibr", "rid": "R26", "data": [ { "name": "text", "data": "26" } ] } }, { "name": "text", "data": "]" } ] }, { "name": "text", "data": "（" }, { "name": "italic", "data": [ { "name": "text", "data": "k" }, { "name": "sub", "data": [ { "name": "text", "data": "r" } ] } ] }, { "name": "text", "data": "=0.010，" }, { "name": "italic", "data": [ { "name": "text", "data": "k" }, { "name": "sub", "data": [ { "name": "text", "data": "nr" } ] } ] }, { "name": "text", "data": "=0.247），本实验中的CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": "纳米片具有更高的辐射复合率和更低的非辐射复合率，这说明CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": "纳米片具有更好的荧光发射特性，这进一步解释了CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": "纳米片样品具有高荧光量子效率的原因。" } ] }, { "name": "p", "data": [ { "name": "text", "data": "激子结合能是表征半导体荧光纳米材料特性的一个重要参数，激子结合能对激子的激发和复合有着决定性的影响。在实验中，可以通过测定CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": "纳米片在不同温度下的PL光谱来计算样品的激子结合能。" }, { "name": "xref", "data": { "text": "图4", "type": "fig", "rid": "F4", "data": [ { "name": "text", "data": "图4" } ] } }, { "name": "text", "data": "a为CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": "纳米片的变温光致发光光谱图，在低温20 K时，其发光峰位于531 nm处，半高宽只有10 nm，随着温度的升高，荧光强度明显降低，并且荧光峰也逐渐地蓝移。从" }, { "name": "xref", "data": { "text": "图4", "type": "fig", "rid": "F4", "data": [ { "name": "text", "data": "图4" } ] } }, { "name": "text", "data": "b的变温PL光谱强度分布图上可以更好得观察到这种现象。这种反常的蓝移现象在之前的有机-无机杂化钙钛矿（MAPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": "）和PbSe量子点中也有过出现" }, { "name": "sup", "data": [ { "name": "text", "data": "[" }, { "name": "xref", "data": { "text": "27", "type": "bibr", "rid": "R27", "data": [ { "name": "text", "data": "27" } ] } }, { "name": "text", "data": "]" } ] }, { "name": "text", "data": "，其原因可能是由于晶格的热膨胀所导致的，但至今还没有形成统一的结论。根据方程3.4，对样品在不同温度下的荧光强度进行了拟合，结果如" }, { "name": "xref", "data": { "text": "图4", "type": "fig", "rid": "F4", "data": [ { "name": "text", "data": "图4" } ] } }, { "name": "text", "data": "c所示，" } ] }, { "name": "dispformula", "data": { "label": [ { "name": "text", "data": "（3.4）" } ], "data": [ { "name": "math", "data": { "math": "", "graphicsData": { "small": "http://html.publish.founderss.cn/rc-pub/api/common/picture?pictureId=33774226&type=", "big": "http://html.publish.founderss.cn/rc-pub/api/common/picture?pictureId=33774225&type=", "width": "57.31933212", "height": "10.15999985", "fontsize": "" } } } ], "id": "DF4" } }, { "name": "dispformula", "data": { "label": [ { "name": "text", "data": "（3.5）" } ], "data": [ { "name": "math", "data": { "math": "", "graphicsData": { "small": "http://html.publish.founderss.cn/rc-pub/api/common/picture?pictureId=33774228&type=", "big": "http://html.publish.founderss.cn/rc-pub/api/common/picture?pictureId=33774227&type=", "width": "62.31467056", "height": "10.83733368", "fontsize": "" } } } ], "id": "DF5" } }, { "name": "fig", "data": { "id": "F4", "caption": [ { "lang": "zh", "label": [ { "name": "text", "data": "图4" } ], "title": [ { "name": "text", "data": "CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": "纳米片（a）变温光致发光光谱，（b）变温光致发光光谱的强度色彩分布图，（c）PL光谱积分强度随温度的变化关系，（d）PL光谱半高宽随温度的变化关系。" } ] }, { "lang": "en", "label": [ { "name": "text", "data": "Fig. 4" } ], "title": [ { "name": "text", "data": "（a） Temperature-dependent PL spectra of CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": " NPs and （b） pseudocolor map of the spectra. （c） Integrated PL intensity and （d） plot of FWHM of CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": " NPs as a function of temperature." } ] } ], "subcaption": [], "note": [], "graphics": [ { "print": "http://html.publish.founderss.cn/rc-pub/api/common/picture?pictureId=33774229&type=", "small": "http://html.publish.founderss.cn/rc-pub/api/common/picture?pictureId=33774232&type=", "big": "http://html.publish.founderss.cn/rc-pub/api/common/picture?pictureId=33774231&type=", "width": "120.61070251", "height": "94.80181122", "fontsize": "" } ] } }, { "name": "p", "data": [ { "name": "text", "data": "方程3.4中，" }, { "name": "italic", "data": [ { "name": "text", "data": "I" }, { "name": "sub", "data": [ { "name": "text", "data": "0" } ] } ] }, { "name": "text", "data": "是温度0 K时样品的荧光强度，" }, { "name": "italic", "data": [ { "name": "text", "data": "k" }, { "name": "sub", "data": [ { "name": "text", "data": "B" } ] } ] }, { "name": "text", "data": "是玻尔兹曼常数，" }, { "name": "italic", "data": [ { "name": "text", "data": "E" }, { "name": "sub", "data": [ { "name": "text", "data": "b" } ] } ] }, { "name": "text", "data": "是激子结合能。根据拟合结果可以得出CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": "纳米片的激子结合能约为85.6 meV，这一结果要远远高于室温热扰动能（26 meV），这就保证了室温下激子的产生和高效的复合。如此高的激子结合能是来源于这种准二维纳米片较强的量子限域效应。另外，实验还研究了CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": "纳米片发光光谱的半高宽对温度变化的依赖关系，利用方程3.5对其进行拟合，需要注意的是，方程3.5中的等号右边三部分的内容分别对应着纳米片中非均匀展宽、激子-声学声子相互作用和激子-光学声子相互作用" }, { "name": "sup", "data": [ { "name": "text", "data": "[" }, { "name": "xref", "data": { "text": "7", "type": "bibr", "rid": "R7", "data": [ { "name": "text", "data": "7" } ] } }, { "name": "text", "data": "]" } ] }, { "name": "text", "data": "。拟合结果如" }, { "name": "xref", "data": { "text": "图4", "type": "fig", "rid": "F4", "data": [ { "name": "text", "data": "图4" } ] } }, { "name": "text", "data": "d所示，根据拟合结果可以推算出，激子-光学声子之间的作用影响最大，计算得出CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": "纳米片在室温下的光学声子的能量为12.2 meV。如此低的声子扰动能也是CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": "纳米片拥有高荧光量子效率的重要内在原因。以上结果讨论证实了CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": "纳米片具有高的荧光量子效率以及良好的空气稳定性。这些特点使得CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": "纳米片在显示和照明领域有着非常好的应用前景。尤其通过背光的形式来实现。另外，此纳米片拥有很窄的半高宽，这可以使最终的器件获得更广的色域，带来更好的视觉效果。" } ] }, { "name": "p", "data": [ { "name": "text", "data": "钙钛矿纳米晶材料的空气稳定性对其在光电器件中的应用具有至关重要的影响。于是，实验测定了CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": "纳米片在空气中的性能稳定性和结构稳定性。如图S2a所示，在没有任何外部措施的保护下，CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": "纳米片放置在空气中30天后，CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": "纳米片依然能保持初始时90%的荧光强度。作为比较，实验按照之前文献" }, { "name": "sup", "data": [ { "name": "text", "data": "[" }, { "name": "xref", "data": { "text": "15", "type": "bibr", "rid": "R15", "data": [ { "name": "text", "data": "15" } ] } }, { "name": "text", "data": "]" } ] }, { "name": "text", "data": "中报道的方法制备出了全无机钙钛矿CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": "量子点样品（图S2b），并在相" } ] }, { "name": "p", "data": [ { "name": "text", "data": "同条件下测试其荧光强度的变化情况，结果显示，在空气中放置15天后，CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": "量子点只能保持初始状态时75%的荧光强度。同样都是全无机组分，准二维CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": "纳米片相对于CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": "量子点展示出了较好的空气稳定性。以上结果讨论证实了CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": "纳米片具有优良的光学性能以及不俗的空气稳定性。这些特点使得CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": "纳米片在实际的显示和照明领域有着非常好的应用前景。" } ] }, { "name": "p", "data": [ { "name": "text", "data": "于是，实验通过将CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": "/PS复合薄膜和商用红色荧光粉混合，和以GaN为基底的蓝光芯片组装成一个背光WLED，器件结构如" }, { "name": "xref", "data": { "text": "图5", "type": "fig", "rid": "F5", "data": [ { "name": "text", "data": "图5" } ] } }, { "name": "text", "data": "a所示。通过调节其中绿光CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": "纳米片和红光荧光粉的比例，获得了一个效果最佳的白光器件，发光效果（0.33，0.29）接近纯白光效果。" }, { "name": "xref", "data": { "text": "图5", "type": "fig", "rid": "F5", "data": [ { "name": "text", "data": "图5" } ] } }, { "name": "text", "data": "b展示的是此器件的电致发光光谱，整个光谱拥有三个发光峰，分别为蓝色GaN的458 nm的发光峰，绿色CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": "纳米片526 nm的发光峰以及红色荧光粉621 nm的发光峰。" }, { "name": "xref", "data": { "text": "图5", "type": "fig", "rid": "F5", "data": [ { "name": "text", "data": "图5" } ] } }, { "name": "text", "data": "b中的插图是该器件在工作状态下的光学照片，当给器件施加3.0 V的电压和20 mA的电流后，测得它的发光效率为39 lm/W。另外，此WLED器件还表现出了不错的光照稳定性和热稳定性，如图S3所示，在紫外光（365 nm, 10W）的持续光照下24h后，器件的发光强度能保持初始强度的25%。同时，实验测试了器件在20-120℃的条件下器件的发光强度变化，在100℃条件下器件的发光强度大约为初始强度的52%。接着，我们在CIE色坐标中绘制了这个WLED器件的色域范围，如" }, { "name": "xref", "data": { "text": "图5", "type": "fig", "rid": "F5", "data": [ { "name": "text", "data": "图5" } ] } }, { "name": "text", "data": "c所示，此WLED在色坐标中的覆盖范围比NTSC标准要大很多，能覆盖Rec.2020标准约91%的区域。" }, { "name": "xref", "data": { "text": "图5", "type": "fig", "rid": "F5", "data": [ { "name": "text", "data": "图5" } ] } }, { "name": "text", "data": " d是CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": "纳米片与部分已报道的无机钙钛矿CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": "荧光纳米材料" }, { "name": "sup", "data": [ { "name": "text", "data": "[" }, { "name": "blockXref", "data": { "data": [ { "name": "xref", "data": { "text": "28", "type": "bibr", "rid": "R28", "data": [ { "name": "text", "data": "28" } ] } }, { "name": "text", "data": "-" }, { "name": "xref", "data": { "text": "33", "type": "bibr", "rid": "R33", "data": [ { "name": "text", "data": "33" } ] } } ], "rid": [ "R28", "R29", "R30", "R31", "R32", "R33" ], "text": "28-33", "type": "bibr" } }, { "name": "text", "data": "]" } ] }, { "name": "text", "data": "的色坐标对比，从图中可以看到，我们的CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": "纳米片的坐标位于（0.145, 0.793），非常接近Rec.2020标准中绿光坐标（0.170，0.797）位置。另外，与其它用于WLED的CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": "纳米晶材料" }, { "name": "sup", "data": [ { "name": "text", "data": "[" }, { "name": "blockXref", "data": { "data": [ { "name": "xref", "data": { "text": "28", "type": "bibr", "rid": "R28", "data": [ { "name": "text", "data": "28" } ] } }, { "name": "text", "data": "-" }, { "name": "xref", "data": { "text": "37", "type": "bibr", "rid": "R37", "data": [ { "name": "text", "data": "37" } ] } } ], "rid": [ "R28", "R29", "R30", "R31", "R32", "R33", "R34", "R35", "R36", "R37" ], "text": "28-37", "type": "bibr" } }, { "name": "text", "data": "]" } ] }, { "name": "text", "data": "相比，我们的 CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": "纳米的发光性能也是十分优异（具体参数比较见表S1）。" } ] }, { "name": "fig", "data": { "id": "F5", "caption": [ { "lang": "zh", "label": [ { "name": "text", "data": "图5" } ], "title": [ { "name": "text", "data": "（a）基于蓝光芯片和CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": "纳米片的WLED器件结构示意图，（b）WLED器件的电致发光光谱图，插图中展示的是器件在工作状态下的照片，（c）WLED器件的荧光色坐标范围（黄线）、NTSC范围（紫线）以及Rec.2020标准范围（黑线），（d）CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": "纳米片与已报道的CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": "荧光材料色坐标的对比，图中还包含了NTSC 标准，Rec.2020标准和BT.709标准。" } ] }, { "lang": "en", "label": [ { "name": "text", "data": "Fig. 5" } ], "title": [ { "name": "text", "data": "（a） Schematic diagram of the configuration of the WLED. （b） EL spectrum of the prototype device. The inset shows the optical image of the WLED in the operation. （c） CIE color coordinates corresponding to the CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": " NPs based WLED （yellow circle）， NTSC （purple circle） and Rec. 2020 standard （black circle）. （d） CIE coordinates of as-prepared CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": " NPs on color space together with ITU-R BT.709， NTSC， and Rec. 2020 standard， in comparison with other CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3 " } ] }, { "name": "text", "data": "perovskites." } ] } ], "subcaption": [], "note": [], "graphics": [ { "print": "http://html.publish.founderss.cn/rc-pub/api/common/picture?pictureId=33774233&type=", "small": "http://html.publish.founderss.cn/rc-pub/api/common/picture?pictureId=33774235&type=", "big": "http://html.publish.founderss.cn/rc-pub/api/common/picture?pictureId=33774234&type=", "width": "131.82196045", "height": "92.87813568", "fontsize": "" } ] } }, { "name": "p", "data": [ { "name": "text", "data": "综上研究结果表明，本文合成出的CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": "纳米片具有超纯的绿光发射效果和良好的空气稳定性，基于CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": "纳米片构筑的WLED器件也展示出了非常广的色域范围，证明了CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": "纳米片在下一代的照明和显示技术上有着广阔的应用前景。" } ] } ] }, { "name": "sec", "data": [ { "name": "sectitle", "data": { "title": [ { "name": "text", "data": "4　结论" } ], "level": "1", "id": "s4" } }, { "name": "p", "data": [ { "name": "text", "data": "本文介绍了一种通过室温溶液工艺制备出的具有超纯绿光发射的全无机卤素CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": "钙钛矿纳米片，纳米片在常温下展现出单斜相晶体结构特征。在表面活性剂的辅助下，CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": "纳米片分散均匀，横向尺寸达到~100 nm，厚度大约为10 nm。这种准二维的CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": "纳米片具有很高的PLQY，合适的发光峰位置，非常窄的发光半高宽。基于此纳米片，成功构筑出了一个WLED器件，器件具有很广的色域度，在CIE空间色坐标中能覆盖Rec.2020标准91%的区域。WLED器件中绿光组分的CIE坐标位置（0.145, 0.793）非常接近于Rec.2020标准绿光坐标（0.170，0.797），这一结果证明了CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": "纳米片具有非常好的绿光发射特性。本文的工作为钙钛矿材料实现低成本、广色域的发光应用开辟了道路，也揭示了钙钛矿材料在下一代发光和显示材料中的潜在应用。" } ] } ] } ], "footnote": [], "reflist": { "title": [ { "name": "text", "data": "参考文献" } ], "data": [ { "id": "R1", "label": "1", "citation": [ { "lang": "en", "text": [ { "name": "text", "data": "ANGUS C H" }, { "name": "text", "data": "， " }, { "name": "text", "data": "ZHOU Z C" }, { "name": "text", "data": "， " }, { "name": "text", "data": "VASHISHTHA P" }, { "name": "text", "data": "， " }, { "name": "text", "data": "et al" }, { "name": "text", "data": ". " }, { "name": "text", "data": "The future is blue （LEDs）： Why chemistry is the key to perovskite displays" }, { "name": "text", "data": " ［J］. " }, { "name": "text", "data": "Chem. Mater." }, { "name": "text", "data": "， " }, { "name": "text", "data": "2019" }, { "name": "text", "data": "， " }, { "name": "text", "data": "31" }, { "name": "text", "data": "（" }, { "name": "text", "data": "16" }, { "name": "text", "data": "）： " }, { "name": "text", "data": "6003" }, { "name": "text", "data": "-" }, { "name": "text", "data": "6032" }, { "name": "text", "data": ". " }, { "name": "text", "data": " doi: " }, { "name": "extlink", "data": { "text": [ { "name": "text", "data": "10.1021/acs.chemmater.9b01650" } ], "href": "http://dx.doi.org/10.1021/acs.chemmater.9b01650" } } ], "title": "The future is blue （LEDs）： Why chemistry is the key to perovskite displays" } ] }, { "id": "R2", "label": "2", "citation": [ { "lang": "en", "text": [ { "name": "text", "data": "LIN K B" }, { "name": "text", "data": "， " }, { "name": "text", "data": "XING J" }, { "name": "text", "data": "， " }, { "name": "text", "data": "QUAN L N" }, { "name": "text", "data": "， " }, { "name": "text", "data": "et al" }, { "name": "text", "data": ". " }, { "name": "text", "data": "Perovskite light-emitting diodes with external quantum efficiency exceeding 20 percent" }, { "name": "text", "data": " ［J］. " }, { "name": "text", "data": "Nature" }, { "name": "text", "data": "， " }, { "name": "text", "data": "2018" }, { "name": "text", "data": "， " }, { "name": "text", "data": "562" }, { "name": "text", "data": "： " }, { "name": "text", "data": "245" }, { "name": "text", "data": "-" }, { "name": "text", "data": "248" }, { "name": "text", "data": ". " }, { "name": "text", "data": " doi: " }, { "name": "extlink", "data": { "text": [ { "name": "text", "data": "10.1038/s41586-018-0575-3" } ], "href": "http://dx.doi.org/10.1038/s41586-018-0575-3" } } ], "title": "Perovskite light-emitting diodes with external quantum efficiency exceeding 20 percent" } ] }, { "id": "R3", "label": "3", "citation": [ { "lang": "zh", "text": [ { "name": "text", "data": "曾海波" }, { "name": "text", "data": "，" }, { "name": "text", "data": "董宇辉" }, { "name": "text", "data": ". " }, { "name": "text", "data": "钙钛矿量子点：机遇与挑战" }, { "name": "text", "data": " ［J］." }, { "name": "text", "data": "发光学报" }, { "name": "text", "data": "，" }, { "name": "text", "data": "2020" }, { "name": "text", "data": "， " }, { "name": "text", "data": "41" }, { "name": "text", "data": "（" }, { "name": "text", "data": "8" }, { "name": "text", "data": "）： " }, { "name": "text", "data": "940" }, { "name": "text", "data": "-" }, { "name": "text", "data": "944" }, { "name": "text", "data": ". " }, { "name": "text", "data": " doi: " }, { "name": "extlink", "data": { "text": [ { "name": "text", "data": "10.37188/fgxb20204108.0940" } ], "href": "http://dx.doi.org/10.37188/fgxb20204108.0940" } } ], "title": "钙钛矿量子点：机遇与挑战" }, { "lang": "en", "text": [ { "name": "text", "data": "ZENG H B" }, { "name": "text", "data": "， " }, { "name": "text", "data": "DONG Y H" }, { "name": "text", "data": ". " }, { "name": "text", "data": "Perovskite Quantum Dots： Opportunities and Challenges" }, { "name": "text", "data": ". ［J］. " }, { "name": "text", "data": "Chinese J. Lumin" }, { "name": "text", "data": "， " }, { "name": "text", "data": "2020" }, { "name": "text", "data": "， " }, { "name": "text", "data": "41" }, { "name": "text", "data": "（" }, { "name": "text", "data": "8" }, { "name": "text", "data": "）： " }, { "name": "text", "data": "940" }, { "name": "text", "data": "-" }, { "name": "text", "data": "944" }, { "name": "text", "data": ". " }, { "name": "text", "data": "（in Chinese）" }, { "name": "text", "data": ". " }, { "name": "text", "data": " doi: " }, { "name": "extlink", "data": { "text": [ { "name": "text", "data": "10.37188/fgxb20204108.0940" } ], "href": "http://dx.doi.org/10.37188/fgxb20204108.0940" } } ], "title": "Perovskite Quantum Dots： Opportunities and Challenges" } ] }, { "id": "R4", "label": "4", "citation": [ { "lang": "en", "text": [ { "name": "text", "data": "CHEN Q Z" }, { "name": "text", "data": "， " }, { "name": "text", "data": "YAN Y J" }, { "name": "text", "data": "， " }, { "name": "text", "data": "WU X M" }, { "name": "text", "data": "， " }, { "name": "text", "data": "et al" }, { "name": "text", "data": ". " }, { "name": "text", "data": "Gate-tunable all-inorganic QLED with enhanced charge injection balance" }, { "name": "text", "data": " ［J］. " }, { "name": "text", "data": "J. Mater. Chem. C." }, { "name": "text", "data": "， " }, { "name": "text", "data": "2020" }, { "name": "text", "data": "， " }, { "name": "text", "data": "8" }, { "name": "text", "data": "： " }, { "name": "text", "data": "1280" }, { "name": "text", "data": "-" }, { "name": "text", "data": "1285" }, { "name": "text", "data": ". " }, { "name": "text", "data": " doi: " }, { "name": "extlink", "data": { "text": [ { "name": "text", "data": "10.1039/c9tc06088j" } ], "href": "http://dx.doi.org/10.1039/c9tc06088j" } } ], "title": "Gate-tunable all-inorganic QLED with enhanced charge injection balance" } ] }, { "id": "R5", "label": "5", "citation": [ { "lang": "en", "text": [ { "name": "text", "data": "HOU S C" }, { "name": "text", "data": "， " }, { "name": "text", "data": "GANGISHETTY M K" }, { "name": "text", "data": "， " }, { "name": "text", "data": "QUAN Q M" }, { "name": "text", "data": "， " }, { "name": "text", "data": "et al" }, { "name": "text", "data": ". " }, { "name": "text", "data": "Efficient blue and white perovskite light-emitting diodes via manganese doping" }, { "name": "text", "data": " ［J］. " }, { "name": "text", "data": "Joule" }, { "name": "text", "data": "， " }, { "name": "text", "data": "2018" }, { "name": "text", "data": "， " }, { "name": "text", "data": "2" }, { "name": "text", "data": "（" }, { "name": "text", "data": "11" }, { "name": "text", "data": "）： " }, { "name": "text", "data": "2421" }, { "name": "text", "data": "-" }, { "name": "text", "data": "2433" }, { "name": "text", "data": " . " }, { "name": "text", "data": " doi: " }, { "name": "extlink", "data": { "text": [ { "name": "text", "data": "10.1016/j.joule.2018.08.005" } ], "href": "http://dx.doi.org/10.1016/j.joule.2018.08.005" } } ], "title": "Efficient blue and white perovskite light-emitting diodes via manganese doping" } ] }, { "id": "R6", "label": "6", "citation": [ { "lang": "en", "text": [ { "name": "text", "data": "SONG J Z" }, { "name": "text", "data": "， " }, { "name": "text", "data": "LI J H" }, { "name": "text", "data": "， " }, { "name": "text", "data": "LI X M" }, { "name": "text", "data": "， " }, { "name": "text", "data": "et al" }, { "name": "text", "data": ". " }, { "name": "text", "data": "Quantum dot light-emitting diodes based on inorganic perovskite cesium lead halides （CsPbX" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": "）" }, { "name": "text", "data": " ［J］. " }, { "name": "text", "data": "Adv. Mater." }, { "name": "text", "data": "， " }, { "name": "text", "data": "2015" }, { "name": "text", "data": "， " }, { "name": "text", "data": "27" }, { "name": "text", "data": "（" }, { "name": "text", "data": "44" }, { "name": "text", "data": "）： " }, { "name": "text", "data": "7162" }, { "name": "text", "data": "-" }, { "name": "text", "data": "7167" }, { "name": "text", "data": ". " }, { "name": "text", "data": " doi: " }, { "name": "extlink", "data": { "text": [ { "name": "text", "data": "10.1002/adma.201502567" } ], "href": "http://dx.doi.org/10.1002/adma.201502567" } } ], "title": "Quantum dot light-emitting diodes based on inorganic perovskite cesium lead halides （CsPbX3）" } ] }, { "id": "R7", "label": "7", "citation": [ { "lang": "en", "text": [ { "name": "text", "data": "SHI Z F" }, { "name": "text", "data": "， " }, { "name": "text", "data": "LI S" }, { "name": "text", "data": "， " }, { "name": "text", "data": "LI Y" }, { "name": "text", "data": "， " }, { "name": "text", "data": "et al" }, { "name": "text", "data": ". " }, { "name": "text", "data": "Strategy of solution-processed all-inorganic heterostructure for humidity/temperature-stable perovskite quantum dot light-emitting diodes" }, { "name": "text", "data": " ［J］. " }, { "name": "text", "data": "ACS Nano" }, { "name": "text", "data": "， " }, { "name": "text", "data": "2018" }, { "name": "text", "data": "， " }, { "name": "text", "data": "12" }, { "name": "text", "data": "（" }, { "name": "text", "data": "2" }, { "name": "text", "data": "）： " }, { "name": "text", "data": "1462" }, { "name": "text", "data": "-" }, { "name": "text", "data": "1472" }, { "name": "text", "data": ". " }, { "name": "text", "data": " doi: " }, { "name": "extlink", "data": { "text": [ { "name": "text", "data": "10.1021/acsnano.7b07856" } ], "href": "http://dx.doi.org/10.1021/acsnano.7b07856" } } ], "title": "Strategy of solution-processed all-inorganic heterostructure for humidity/temperature-stable perovskite quantum dot light-emitting diodes" } ] }, { "id": "R8", "label": "8", "citation": [ { "lang": "zh", "text": [ { "name": "text", "data": "章楼文" }, { "name": "text", "data": "，" }, { "name": "text", "data": "沈少立" }, { "name": "text", "data": "，" }, { "name": "text", "data": "李露颖" }, { "name": "text", "data": "，" }, { "name": "text", "data": "等" }, { "name": "text", "data": "。" }, { "name": "text", "data": "铯铅卤化物钙钛矿型平面异质结LED的应用与发展" }, { "name": "text", "data": ". ［J］. " }, { "name": "text", "data": "无机材料学报" }, { "name": "text", "data": "，" }, { "name": "text", "data": "2019" }, { "name": "text", "data": "，" }, { "name": "text", "data": "34" }, { "name": "text", "data": "（" }, { "name": "text", "data": "1" }, { "name": "text", "data": "）： " }, { "name": "text", "data": "37" }, { "name": "text", "data": "-" }, { "name": "text", "data": "38" }, { "name": "text", "data": ". " }, { "name": "text", "data": " doi: " }, { "name": "extlink", "data": { "text": [ { "name": "text", "data": "10.15541/jim20180176" } ], "href": "http://dx.doi.org/10.15541/jim20180176" } } ], "title": "铯铅卤化物钙钛矿型平面异质结LED的应用与发展" }, { "lang": "en", "text": [ { "name": "text", "data": "ZHANG L W" }, { "name": "text", "data": "， " }, { "name": "text", "data": "SHEN S L" }, { "name": "text", "data": "， " }, { "name": "text", "data": "LI L Y" }, { "name": "text", "data": "， " }, { "name": "text", "data": "et al" }, { "name": "text", "data": ". " }, { "name": "text", "data": "Application and Development of Cesium Lead Halide Perovskite Based Planar Heterojunction LEDs" }, { "name": "text", "data": ". ［J］. " }, { "name": "text", "data": "J. Inorg. Mater" }, { "name": "text", "data": "， " }, { "name": "text", "data": "2019" }, { "name": "text", "data": "，" }, { "name": "text", "data": "34" }, { "name": "text", "data": "（" }, { "name": "text", "data": "1" }, { "name": "text", "data": "）： " }, { "name": "text", "data": "37" }, { "name": "text", "data": "-" }, { "name": "text", "data": "38" }, { "name": "text", "data": ". " }, { "name": "text", "data": " doi: " }, { "name": "extlink", "data": { "text": [ { "name": "text", "data": "10.15541/jim20180176" } ], "href": "http://dx.doi.org/10.15541/jim20180176" } } ], "title": "Application and Development of Cesium Lead Halide Perovskite Based Planar Heterojunction LEDs" } ] }, { "id": "R9", "label": "9", "citation": [ { "lang": "en", "text": [ { "name": "text", "data": "CHEN J W" }, { "name": "text", "data": "， " }, { "name": "text", "data": "WANG J" }, { "name": "text", "data": "， " }, { "name": "text", "data": "Xu X B" }, { "name": "text", "data": "， " }, { "name": "text", "data": "et al" }, { "name": "text", "data": ". " }, { "name": "text", "data": "Efficient and bright white light-emitting diodes based on single-layer heterophase halide perovskites" }, { "name": "text", "data": " ［J］. " }, { "name": "text", "data": "Nat. Photonics" }, { "name": "text", "data": "， " }, { "name": "text", "data": "2021" }, { "name": "text", "data": "， " }, { "name": "text", "data": "15" }, { "name": "text", "data": "：" }, { "name": "text", "data": "238" }, { "name": "text", "data": "-" }, { "name": "text", "data": "244" }, { "name": "text", "data": ". " }, { "name": "text", "data": " doi: " }, { "name": "extlink", "data": { "text": [ { "name": "text", "data": "10.1038/s41566-020-00743-1" } ], "href": "http://dx.doi.org/10.1038/s41566-020-00743-1" } } ], "title": "Efficient and bright white light-emitting diodes based on single-layer heterophase halide perovskites" } ] }, { "id": "R10", "label": "10", "citation": [ { "lang": "en", "text": [ { "name": "text", "data": "KIM Y" }, { "name": "text", "data": "， " }, { "name": "text", "data": "KIM S" }, { "name": "text", "data": "， " }, { "name": "text", "data": "KAKEKHANI A" }, { "name": "text", "data": "， " }, { "name": "text", "data": "et al" }, { "name": "text", "data": ". " }, { "name": "text", "data": "Comprehensive defect suppression in perovskite nanocrystals for high-efficiency light-emitting diodes" }, { "name": "text", "data": " ［J］. " }, { "name": "text", "data": "Nat. Photonics" }, { "name": "text", "data": "， " }, { "name": "text", "data": "2021" }, { "name": "text", "data": "， " }, { "name": "text", "data": "15" }, { "name": "text", "data": "： " }, { "name": "text", "data": "148" }, { "name": "text", "data": "-" }, { "name": "text", "data": "155" }, { "name": "text", "data": ". " }, { "name": "text", "data": " doi: " }, { "name": "extlink", "data": { "text": [ { "name": "text", "data": "10.1038/s41566-020-00732-4" } ], "href": "http://dx.doi.org/10.1038/s41566-020-00732-4" } } ], "title": "Comprehensive defect suppression in perovskite nanocrystals for high-efficiency light-emitting diodes" } ] }, { "id": "R11", "label": "11", "citation": [ { "lang": "en", "text": [ { "name": "text", "data": "ZHANG X Y" }, { "name": "text", "data": "， " }, { "name": "text", "data": "LIN H" }, { "name": "text", "data": "， " }, { "name": "text", "data": "HUANG H" }, { "name": "text", "data": "， " }, { "name": "text", "data": "et al" }, { "name": "text", "data": ". " }, { "name": "text", "data": "Enhancing the brightness of cesium lead halide perovskite nanocrystal based green light-emitting devices through the interface engineering with perfluorinated lonomer" }, { "name": "text", "data": " ［J］. " }, { "name": "text", "data": "Nano lett." }, { "name": "text", "data": "， " }, { "name": "text", "data": "2016" }, { "name": "text", "data": "， " }, { "name": "text", "data": "16" }, { "name": "text", "data": "（" }, { "name": "text", "data": "2" }, { "name": "text", "data": "）： " }, { "name": "text", "data": "1415" }, { "name": "text", "data": "-" }, { "name": "text", "data": "1420" }, { "name": "text", "data": ". " }, { "name": "text", "data": " doi: " }, { "name": "extlink", "data": { "text": [ { "name": "text", "data": "10.1021/acs.nanolett.5b04959" } ], "href": "http://dx.doi.org/10.1021/acs.nanolett.5b04959" } } ], "title": "Enhancing the brightness of cesium lead halide perovskite nanocrystal based green light-emitting devices through the interface engineering with perfluorinated lonomer" } ] }, { "id": "R12", "label": "12", "citation": [ { "lang": "en", "text": [ { "name": "text", "data": "KIM S Y" }, { "name": "text", "data": "， " }, { "name": "text", "data": "KANG H" }, { "name": "text", "data": "， " }, { "name": "text", "data": "CHANG K" }, { "name": "text", "data": "， " }, { "name": "text", "data": "et al" }, { "name": "text", "data": ". " }, { "name": "text", "data": "Case studies on structure-property relations in perovskite light-emitting diodes via interfacial engineering with self-assembled monolayers" }, { "name": "text", "data": " ［J］. " }, { "name": "text", "data": "ACS Appl. Mater. Interfaces" }, { "name": "text", "data": "， " }, { "name": "text", "data": "2021" }, { "name": "text", "data": "， " }, { "name": "text", "data": "13" }, { "name": "text", "data": "（" }, { "name": "text", "data": "26" }, { "name": "text", "data": "）： " }, { "name": "text", "data": "31236" }, { "name": "text", "data": "-" }, { "name": "text", "data": "31247" }, { "name": "text", "data": ". " }, { "name": "text", "data": " doi: " }, { "name": "extlink", "data": { "text": [ { "name": "text", "data": "10.1021/acsami.1c03797" } ], "href": "http://dx.doi.org/10.1021/acsami.1c03797" } } ], "title": "Case studies on structure-property relations in perovskite light-emitting diodes via interfacial engineering with self-assembled monolayers" } ] }, { "id": "R13", "label": "13", "citation": [ { "lang": "en", "text": [ { "name": "text", "data": "XU F X" }, { "name": "text", "data": "， " }, { "name": "text", "data": "CHEN D J" }, { "name": "text", "data": "， " }, { "name": "text", "data": "HUANG D C" }, { "name": "text", "data": "， " }, { "name": "text", "data": "et al" }, { "name": "text", "data": ". " }, { "name": "text", "data": "Suppression of Photoinduced Phase Segregation in Mixed-Halide Perovskite Nanocrystals for Stable Light-Emitting Diodes" }, { "name": "text", "data": " ［J］. " }, { "name": "text", "data": "J. Phys. Chem. Lett." }, { "name": "text", "data": " " }, { "name": "text", "data": "2022" }, { "name": "text", "data": "， " }, { "name": "text", "data": "13" }, { "name": "text", "data": " （" }, { "name": "text", "data": "2" }, { "name": "text", "data": "）， " }, { "name": "text", "data": "718" }, { "name": "text", "data": "-" }, { "name": "text", "data": "725" }, { "name": "text", "data": ". " }, { "name": "text", "data": " doi: " }, { "name": "extlink", "data": { "text": [ { "name": "text", "data": "10.1021/acs.jpclett.1c03895" } ], "href": "http://dx.doi.org/10.1021/acs.jpclett.1c03895" } } ], "title": "Suppression of Photoinduced Phase Segregation in Mixed-Halide Perovskite Nanocrystals for Stable Light-Emitting Diodes" } ] }, { "id": "R14", "label": "14", "citation": [ { "lang": "en", "text": [ { "name": "text", "data": "ZHANG X T" }, { "name": "text", "data": "， " }, { "name": "text", "data": "WANG C C" }, { "name": "text", "data": "， " }, { "name": "text", "data": "ZHANG Y" }, { "name": "text", "data": "， " }, { "name": "text", "data": "et al" }, { "name": "text", "data": ". " }, { "name": "text", "data": "Bright orange electroluminescence from lead-free two-dimensional perovskites" }, { "name": "text", "data": " ［J］. " }, { "name": "text", "data": "ACS Energy Lett." }, { "name": "text", "data": "， " }, { "name": "text", "data": "2019" }, { "name": "text", "data": "， " }, { "name": "text", "data": "4" }, { "name": "text", "data": "（" }, { "name": "text", "data": "1" }, { "name": "text", "data": "）： " }, { "name": "text", "data": "242" }, { "name": "text", "data": "-" }, { "name": "text", "data": "248" }, { "name": "text", "data": ". " }, { "name": "text", "data": " doi: " }, { "name": "extlink", "data": { "text": [ { "name": "text", "data": "10.1021/acsenergylett.8b02239" } ], "href": "http://dx.doi.org/10.1021/acsenergylett.8b02239" } } ], "title": "Bright orange electroluminescence from lead-free two-dimensional perovskites" } ] }, { "id": "R15", "label": "15", "citation": [ { "lang": "en", "text": [ { "name": "text", "data": "LI J H" }, { "name": "text", "data": "， " }, { "name": "text", "data": "XU L M" }, { "name": "text", "data": "， " }, { "name": "text", "data": "WANG T" }, { "name": "text", "data": "， " }, { "name": "text", "data": "et al" }, { "name": "text", "data": ". " }, { "name": "text", "data": "50-fold EQE improvement up to 6.27% of solution-processed all-inorganic perovskite CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": " QLEDs via surface ligand density control" }, { "name": "text", "data": " ［J］. " }, { "name": "text", "data": "Adv. Mater." }, { "name": "text", "data": "， " }, { "name": "text", "data": "2017" }, { "name": "text", "data": "， " }, { "name": "text", "data": "29" }, { "name": "text", "data": "（" }, { "name": "text", "data": "5" }, { "name": "text", "data": "）： " }, { "name": "text", "data": "1603885" }, { "name": "text", "data": ". " }, { "name": "text", "data": " doi: " }, { "name": "extlink", "data": { "text": [ { "name": "text", "data": "10.1002/adma.201603885" } ], "href": "http://dx.doi.org/10.1002/adma.201603885" } } ], "title": "50-fold EQE improvement up to 6.27% of solution-processed all-inorganic perovskite CsPbBr3 QLEDs via surface ligand density control" } ] }, { "id": "R16", "label": "16", "citation": [ { "lang": "en", "text": [ { "name": "text", "data": "ZHANG D D" }, { "name": "text", "data": "， " }, { "name": "text", "data": "EATON S W" }, { "name": "text", "data": "， " }, { "name": "text", "data": "YU Y" }, { "name": "text", "data": "， " }, { "name": "text", "data": "et al" }, { "name": "text", "data": ". " }, { "name": "text", "data": "Solution-Phase Synthesis of Cesium Lead Halide Perovskite Nanowires" }, { "name": "text", "data": "［J］. " }, { "name": "text", "data": "J. Am. Chem. Soc." }, { "name": "text", "data": "， " }, { "name": "text", "data": "2015" }, { "name": "text", "data": "， " }, { "name": "text", "data": "137" }, { "name": "text", "data": "（" }, { "name": "text", "data": "29" }, { "name": "text", "data": "）： " }, { "name": "text", "data": "9230" }, { "name": "text", "data": "-" }, { "name": "text", "data": "9233" }, { "name": "text", "data": ". " }, { "name": "text", "data": " doi: " }, { "name": "extlink", "data": { "text": [ { "name": "text", "data": "10.1021/jacs.5b05404" } ], "href": "http://dx.doi.org/10.1021/jacs.5b05404" } } ], "title": "Solution-Phase Synthesis of Cesium Lead Halide Perovskite Nanowires" } ] }, { "id": "R17", "label": "17", "citation": [ { "lang": "en", "text": [ { "name": "text", "data": "CAO F" }, { "name": "text", "data": "， " }, { "name": "text", "data": "YU D J" }, { "name": "text", "data": "， " }, { "name": "text", "data": "GUY." }, { "name": "text", "data": "， " }, { "name": "text", "data": "et al" }, { "name": "text", "data": ". " }, { "name": "text", "data": "Novel Otoelectronic Rotors Based on Orthorhombic CsPb（Br/I）" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": " Nanorods" }, { "name": "text", "data": "［J］. " }, { "name": "text", "data": "Nanoscale" }, { "name": "text", "data": "， " }, { "name": "text", "data": "2019" }, { "name": "text", "data": "， " }, { "name": "text", "data": "11" }, { "name": "text", "data": "（" }, { "name": "text", "data": "7" }, { "name": "text", "data": "）： " }, { "name": "text", "data": "3117" }, { "name": "text", "data": "-" }, { "name": "text", "data": "3122" }, { "name": "text", "data": ". " }, { "name": "text", "data": " doi: " }, { "name": "extlink", "data": { "text": [ { "name": "text", "data": "10.1039/c8nr06768f" } ], "href": "http://dx.doi.org/10.1039/c8nr06768f" } } ], "title": "Novel Otoelectronic Rotors Based on Orthorhombic CsPb（Br/I）3 Nanorods" } ] }, { "id": "R18", "label": "18", "citation": [ { "lang": "en", "text": [ { "name": "text", "data": "ZHANG J" }, { "name": "text", "data": "， " }, { "name": "text", "data": "YANG X K" }, { "name": "text", "data": "， " }, { "name": "text", "data": "DENG H" }, { "name": "text", "data": "， " }, { "name": "text", "data": "et al" }, { "name": "text", "data": ". " }, { "name": "text", "data": "Low-Dimensional Halide Perovskites and Their Advanced Optoelectronic Applications" }, { "name": "text", "data": "［J］. " }, { "name": "text", "data": "NanoMicro Lett" }, { "name": "text", "data": "， " }, { "name": "text", "data": "2017" }, { "name": "text", "data": "， " }, { "name": "text", "data": "9" }, { "name": "text", "data": "（" }, { "name": "text", "data": "3" }, { "name": "text", "data": "）： " }, { "name": "text", "data": "36" }, { "name": "text", "data": ". " }, { "name": "text", "data": " doi: " }, { "name": "extlink", "data": { "text": [ { "name": "text", "data": "10.1007/s40820-017-0137-5" } ], "href": "http://dx.doi.org/10.1007/s40820-017-0137-5" } } ], "title": "Low-Dimensional Halide Perovskites and Their Advanced Optoelectronic Applications" } ] }, { "id": "R19", "label": "19", "citation": [ { "lang": "en", "text": [ { "name": "text", "data": "WU Y" }, { "name": "text", "data": "， " }, { "name": "text", "data": "WEI C T" }, { "name": "text", "data": "， " }, { "name": "text", "data": "LI X M" }, { "name": "text", "data": "， " }, { "name": "text", "data": "et al" }, { "name": "text", "data": ". " }, { "name": "text", "data": "In Situ Passivation of PbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "6" } ] }, { "name": "sup", "data": [ { "name": "text", "data": "4–" } ] }, { "name": "text", "data": " Octahedra toward Blue Luminescent CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": " Nanoplatelets with Near 100% Absolute Quantum Yield" }, { "name": "text", "data": " ［J］. " }, { "name": "text", "data": "ACS Energy Lett." }, { "name": "text", "data": "， " }, { "name": "text", "data": "2018" }, { "name": "text", "data": "， " }, { "name": "text", "data": "3" }, { "name": "text", "data": "（" }, { "name": "text", "data": "9" }, { "name": "text", "data": "）： " }, { "name": "text", "data": "2030" }, { "name": "text", "data": "-" }, { "name": "text", "data": "2037" }, { "name": "text", "data": ". " }, { "name": "text", "data": " doi: " }, { "name": "extlink", "data": { "text": [ { "name": "text", "data": "10.1021/acsenergylett.8b01025" } ], "href": "http://dx.doi.org/10.1021/acsenergylett.8b01025" } } ], "title": "In Situ Passivation of PbBr64– Octahedra toward Blue Luminescent CsPbBr3 Nanoplatelets with Near 100% Absolute Quantum Yield" } ] }, { "id": "R20", "label": "20", "citation": [ { "lang": "en", "text": [ { "name": "text", "data": "STOUMPOS C C" }, { "name": "text", "data": " ， " }, { "name": "text", "data": "CAO D H" }, { "name": "text", "data": "， " }, { "name": "text", "data": "CLARK D J" }, { "name": "text", "data": "， " }, { "name": "text", "data": "et al" }, { "name": "text", "data": ". " }, { "name": "text", "data": "Ruddlesden–Popper Hybrid Lead Iodide Perovskite 2D Homologous Semiconductors" }, { "name": "text", "data": "［J］. " }, { "name": "text", "data": "Chem. Mater." }, { "name": "text", "data": "， " }, { "name": "text", "data": "2016" }, { "name": "text", "data": "， " }, { "name": "text", "data": "28" }, { "name": "text", "data": "（" }, { "name": "text", "data": "8" }, { "name": "text", "data": "）： " }, { "name": "text", "data": "2852" }, { "name": "text", "data": "-" }, { "name": "text", "data": "2867" }, { "name": "text", "data": ". " }, { "name": "text", "data": " doi: " }, { "name": "extlink", "data": { "text": [ { "name": "text", "data": "10.1021/acs.chemmater.6b00847" } ], "href": "http://dx.doi.org/10.1021/acs.chemmater.6b00847" } } ], "title": "Ruddlesden–Popper Hybrid Lead Iodide Perovskite 2D Homologous Semiconductors" } ] }, { "id": "R21", "label": "21", "citation": [ { "lang": "en", "text": [ { "name": "text", "data": "NASILOWSKI M" }, { "name": "text", "data": "， " }, { "name": "text", "data": "MAHLER B" }, { "name": "text", "data": "， " }, { "name": "text", "data": "LHUILLIER E" }, { "name": "text", "data": "， " }, { "name": "text", "data": "et al" }, { "name": "text", "data": ". " }, { "name": "text", "data": "Two-Dimensional Colloidal Nanocrystals" }, { "name": "text", "data": "［J］. " }, { "name": "text", "data": "Chem. Rev." }, { "name": "text", "data": "， " }, { "name": "text", "data": "2016" }, { "name": "text", "data": "， " }, { "name": "text", "data": "116" }, { "name": "text", "data": "（" }, { "name": "text", "data": "18" }, { "name": "text", "data": "）： " }, { "name": "text", "data": "10934" }, { "name": "text", "data": "-" }, { "name": "text", "data": "10982" }, { "name": "text", "data": ". " }, { "name": "text", "data": " doi: " }, { "name": "extlink", "data": { "text": [ { "name": "text", "data": "10.1021/acs.chemrev.6b00164" } ], "href": "http://dx.doi.org/10.1021/acs.chemrev.6b00164" } } ], "title": "Two-Dimensional Colloidal Nanocrystals" } ] }, { "id": "R22", "label": "22", "citation": [ { "lang": "en", "text": [ { "name": "text", "data": "KUMAR S" }, { "name": "text", "data": "， " }, { "name": "text", "data": "JAGIELSKI J" }, { "name": "text", "data": "， " }, { "name": "text", "data": "KALLIKOUNIS N" }, { "name": "text", "data": "， " }, { "name": "text", "data": "et al" }, { "name": "text", "data": ". " }, { "name": "text", "data": "Ultrapure green light-emitting diodes using two-dimensional formamidinium perovskites： achieving recommendation 2020 color coordinates" }, { "name": "text", "data": "［J］. " }, { "name": "text", "data": "Nano lett." }, { "name": "text", "data": "， " }, { "name": "text", "data": "2017" }, { "name": "text", "data": "， " }, { "name": "text", "data": "17" }, { "name": "text", "data": "（" }, { "name": "text", "data": "9" }, { "name": "text", "data": "）： " }, { "name": "text", "data": "5277" }, { "name": "text", "data": "-" }, { "name": "text", "data": "5284" }, { "name": "text", "data": ". " }, { "name": "text", "data": " doi: " }, { "name": "extlink", "data": { "text": [ { "name": "text", "data": "10.1021/acs.nanolett.7b01544" } ], "href": "http://dx.doi.org/10.1021/acs.nanolett.7b01544" } } ], "title": "Ultrapure green light-emitting diodes using two-dimensional formamidinium perovskites： achieving recommendation 2020 color coordinates" } ] }, { "id": "R23", "label": "23", "citation": [ { "lang": "en", "text": [ { "name": "text", "data": "YU D J" }, { "name": "text", "data": "， " }, { "name": "text", "data": "CAO F" }, { "name": "text", "data": "， " }, { "name": "text", "data": "GAO Y J" }, { "name": "text", "data": "， " }, { "name": "text", "data": "et al" }, { "name": "text", "data": ". " }, { "name": "text", "data": "Room-temperature ion‐exchange‐mediated self‐assembly toward formamidinium perovskite nanoplates with finely tunable， ultrapure green emissions for achieving Rec. 2020 displays" }, { "name": "text", "data": "［J］. " }, { "name": "text", "data": "Adv. Funct. Mater." }, { "name": "text", "data": "， " }, { "name": "text", "data": "2018" }, { "name": "text", "data": "， " }, { "name": "text", "data": "28" }, { "name": "text", "data": "（" }, { "name": "text", "data": "19" }, { "name": "text", "data": "）： " }, { "name": "text", "data": "1800248" }, { "name": "text", "data": ". " }, { "name": "text", "data": " doi: " }, { "name": "extlink", "data": { "text": [ { "name": "text", "data": "10.1002/adfm.201800248" } ], "href": "http://dx.doi.org/10.1002/adfm.201800248" } } ], "title": "Room-temperature ion‐exchange‐mediated self‐assembly toward formamidinium perovskite nanoplates with finely tunable， ultrapure green emissions for achieving Rec. 2020 displays" } ] }, { "id": "R24", "label": "24", "citation": [ { "lang": "en", "text": [ { "name": "text", "data": "QIN H Y" }, { "name": "text", "data": "， " }, { "name": "text", "data": "NIU Y" }, { "name": "text", "data": "， " }, { "name": "text", "data": "MENG R Y" }, { "name": "text", "data": "， " }, { "name": "text", "data": "et al" }, { "name": "text", "data": ". " }, { "name": "text", "data": "Single-dot spectroscopy of zinc-blende CdSe/CdS core/shell nanocrystals： nonblinking and correlation with ensemble measurements" }, { "name": "text", "data": "［J］. " }, { "name": "text", "data": "J. Am. Chem. Soc." }, { "name": "text", "data": "， " }, { "name": "text", "data": "2014" }, { "name": "text", "data": "， " }, { "name": "text", "data": "136" }, { "name": "text", "data": "（" }, { "name": "text", "data": "1" }, { "name": "text", "data": "）： " }, { "name": "text", "data": "179" }, { "name": "text", "data": "-" }, { "name": "text", "data": "187" }, { "name": "text", "data": ". " }, { "name": "text", "data": " doi: " }, { "name": "extlink", "data": { "text": [ { "name": "text", "data": "10.1021/ja4078528" } ], "href": "http://dx.doi.org/10.1021/ja4078528" } } ], "title": "Single-dot spectroscopy of zinc-blende CdSe/CdS core/shell nanocrystals： nonblinking and correlation with ensemble measurements" } ] }, { "id": "R25", "label": "25", "citation": [ { "lang": "en", "text": [ { "name": "text", "data": "JEONG K S" }, { "name": "text", "data": "， " }, { "name": "text", "data": "SIONNEST P G" }, { "name": "text", "data": ". " }, { "name": "text", "data": "Mid-infrared photoluminescence of CdS and CdSe colloidal quantum dots" }, { "name": "text", "data": "［J］. " }, { "name": "text", "data": "ACS Nano" }, { "name": "text", "data": "， " }, { "name": "text", "data": "2016" }, { "name": "text", "data": "， " }, { "name": "text", "data": "10" }, { "name": "text", "data": "（" }, { "name": "text", "data": "2" }, { "name": "text", "data": "）： " }, { "name": "text", "data": "2225" }, { "name": "text", "data": "-" }, { "name": "text", "data": "2231" }, { "name": "text", "data": ". " }, { "name": "text", "data": " doi: " }, { "name": "extlink", "data": { "text": [ { "name": "text", "data": "10.1021/acsnano.5b06882" } ], "href": "http://dx.doi.org/10.1021/acsnano.5b06882" } } ], "title": "Mid-infrared photoluminescence of CdS and CdSe colloidal quantum dots" } ] }, { "id": "R26", "label": "26", "citation": [ { "lang": "en", "text": [ { "name": "text", "data": "PRIANTE D" }, { "name": "text", "data": "， " }, { "name": "text", "data": "DURSUN I" }, { "name": "text", "data": "， " }, { "name": "text", "data": "ALIAS M S" }, { "name": "text", "data": "， " }, { "name": "text", "data": "et al" }, { "name": "text", "data": ". " }, { "name": "text", "data": "The recombination mechanisms leading to amplified spontaneous emission at the true-green wavelength in CH" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": "NH" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": "PbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": " perovskites" }, { "name": "text", "data": "［J］. " }, { "name": "text", "data": "Appl. Phys. Lett." }, { "name": "text", "data": "， " }, { "name": "text", "data": "2015" }, { "name": "text", "data": "， " }, { "name": "text", "data": "106" }, { "name": "text", "data": "（" }, { "name": "text", "data": "8" }, { "name": "text", "data": "）： " }, { "name": "text", "data": "081902" }, { "name": "text", "data": ". " }, { "name": "text", "data": " doi: " }, { "name": "extlink", "data": { "text": [ { "name": "text", "data": "10.1063/1.4913463" } ], "href": "http://dx.doi.org/10.1063/1.4913463" } } ], "title": "The recombination mechanisms leading to amplified spontaneous emission at the true-green wavelength in CH3NH3PbBr3 perovskites" } ] }, { "id": "R27", "label": "27", "citation": [ { "lang": "en", "text": [ { "name": "text", "data": "DEY P" }, { "name": "text", "data": "， " }, { "name": "text", "data": "PAUL J" }, { "name": "text", "data": "， " }, { "name": "text", "data": "BYLSMA J" }, { "name": "text", "data": "， " }, { "name": "text", "data": "et al" }, { "name": "text", "data": ". " }, { "name": "text", "data": "Origin of the temperature dependence of the band gap of PbS and PbSe quantum dots" }, { "name": "text", "data": "［J］. " }, { "name": "text", "data": "Solid State Commun" }, { "name": "text", "data": "， " }, { "name": "text", "data": "2013" }, { "name": "text", "data": "， " }, { "name": "text", "data": "165" }, { "name": "text", "data": "： " }, { "name": "text", "data": "49" }, { "name": "text", "data": "-" }, { "name": "text", "data": "54" }, { "name": "text", "data": ". " }, { "name": "text", "data": " doi: " }, { "name": "extlink", "data": { "text": [ { "name": "text", "data": "10.1016/j.ssc.2013.04.022" } ], "href": "http://dx.doi.org/10.1016/j.ssc.2013.04.022" } } ], "title": "Origin of the temperature dependence of the band gap of PbS and PbSe quantum dots" } ] }, { "id": "R28", "label": "28", "citation": [ { "lang": "en", "text": [ { "name": "text", "data": "LIU M" }, { "name": "text", "data": "， " }, { "name": "text", "data": "ZHONG G H" }, { "name": "text", "data": "， " }, { "name": "text", "data": "YIN Y M" }, { "name": "text", "data": "， " }, { "name": "text", "data": "et al" }, { "name": "text", "data": ". " }, { "name": "text", "data": "Aluminum-doped cesium lead bromide perovskite nanocrystals with stable blue photoluminescence used for display backlight" }, { "name": "text", "data": "［J］. " }, { "name": "text", "data": "Adv. Sci." }, { "name": "text", "data": "， " }, { "name": "text", "data": "2017" }, { "name": "text", "data": "， " }, { "name": "text", "data": "4" }, { "name": "text", "data": "（" }, { "name": "text", "data": "11" }, { "name": "text", "data": "）： " }, { "name": "text", "data": "1700335" }, { "name": "text", "data": ". " }, { "name": "text", "data": " doi: " }, { "name": "extlink", "data": { "text": [ { "name": "text", "data": "10.1002/advs.201700335" } ], "href": "http://dx.doi.org/10.1002/advs.201700335" } } ], "title": "Aluminum-doped cesium lead bromide perovskite nanocrystals with stable blue photoluminescence used for display backlight" } ] }, { "id": "R29", "label": "29", "citation": [ { "lang": "en", "text": [ { "name": "text", "data": "LI C L" }, { "name": "text", "data": "， " }, { "name": "text", "data": "ZANG Z G" }, { "name": "text", "data": "， " }, { "name": "text", "data": "CHEN W W" }, { "name": "text", "data": "， " }, { "name": "text", "data": "et al" }, { "name": "text", "data": ". " }, { "name": "text", "data": "Highly pure green light emission of perovskite CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": " quantum dots and their application for green light-emitting diodes" }, { "name": "text", "data": " ［J］. " }, { "name": "text", "data": "Opt. Express" }, { "name": "text", "data": "， " }, { "name": "text", "data": "2016" }, { "name": "text", "data": "， " }, { "name": "text", "data": "24" }, { "name": "text", "data": "（" }, { "name": "text", "data": "13" }, { "name": "text", "data": "）：" }, { "name": "text", "data": "15071" }, { "name": "text", "data": "-" }, { "name": "text", "data": "15078" }, { "name": "text", "data": ". " }, { "name": "text", "data": " doi: " }, { "name": "extlink", "data": { "text": [ { "name": "text", "data": "10.1364/oe.24.015071" } ], "href": "http://dx.doi.org/10.1364/oe.24.015071" } } ], "title": "Highly pure green light emission of perovskite CsPbBr3 quantum dots and their application for green light-emitting diodes" } ] }, { "id": "R30", "label": "30", "citation": [ { "lang": "en", "text": [ { "name": "text", "data": "YAN D D" }, { "name": "text", "data": "， " }, { "name": "text", "data": "ZHAO S Y" }, { "name": "text", "data": "， " }, { "name": "text", "data": "WANG H X" }, { "name": "text", "data": "， " }, { "name": "text", "data": "et al" }, { "name": "text", "data": ". " }, { "name": "text", "data": "Ultrapure and highly efficient green light emitting devices based on ligand-modified CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": " quantum dots" }, { "name": "text", "data": " ［J］. " }, { "name": "text", "data": "Photonics Res." }, { "name": "text", "data": "， " }, { "name": "text", "data": "2020" }, { "name": "text", "data": "， " }, { "name": "text", "data": "8" }, { "name": "text", "data": "（" }, { "name": "text", "data": "7" }, { "name": "text", "data": "）： " }, { "name": "text", "data": "071086" }, { "name": "text", "data": "-" }, { "name": "text", "data": "071092" }, { "name": "text", "data": ". " }, { "name": "text", "data": " doi: " }, { "name": "extlink", "data": { "text": [ { "name": "text", "data": "10.1364/prj.391703" } ], "href": "http://dx.doi.org/10.1364/prj.391703" } } ], "title": "Ultrapure and highly efficient green light emitting devices based on ligand-modified CsPbBr3 quantum dots" } ] }, { "id": "R31", "label": "31", "citation": [ { "lang": "en", "text": [ { "name": "text", "data": "ZHANG Q G" }, { "name": "text", "data": "， " }, { "name": "text", "data": "SUN X C" }, { "name": "text", "data": "， " }, { "name": "text", "data": "ZHENG W L" }, { "name": "text", "data": "， " }, { "name": "text", "data": "et al" }, { "name": "text", "data": ". " }, { "name": "text", "data": "Band Gap Engineering toward Wavelength Tunable CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": " Nanocrystals for Achieving Rec. 2020 Displays" }, { "name": "text", "data": " ［J］. " }, { "name": "text", "data": "Chem. Mater." }, { "name": "text", "data": "， " }, { "name": "text", "data": "2021" }, { "name": "text", "data": "， " }, { "name": "text", "data": "33" }, { "name": "text", "data": "（" }, { "name": "text", "data": "10" }, { "name": "text", "data": "）：" }, { "name": "text", "data": "3575" }, { "name": "text", "data": "-" }, { "name": "text", "data": "3584" }, { "name": "text", "data": ". " }, { "name": "text", "data": " doi: " }, { "name": "extlink", "data": { "text": [ { "name": "text", "data": "10.1021/acs.chemmater.1c00145" } ], "href": "http://dx.doi.org/10.1021/acs.chemmater.1c00145" } } ], "title": "Band Gap Engineering toward Wavelength Tunable CsPbBr3 Nanocrystals for Achieving Rec. 2020 Displays" } ] }, { "id": "R32", "label": "32", "citation": [ { "lang": "en", "text": [ { "name": "text", "data": "QIU L" }, { "name": "text", "data": "， " }, { "name": "text", "data": "YANG H" }, { "name": "text", "data": "， " }, { "name": "text", "data": "DAI Z G" }, { "name": "text", "data": "， " }, { "name": "text", "data": "et al" }, { "name": "text", "data": ". " }, { "name": "text", "data": "Highly efficient and stable CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": " perovskite quantum dots by encapsulation in dual-shell hollow silica spheres for WLEDs" }, { "name": "text", "data": " ［J］. " }, { "name": "text", "data": "Inorg. Chem. Front" }, { "name": "text", "data": "， " }, { "name": "text", "data": "2020" }, { "name": "text", "data": "， " }, { "name": "text", "data": "7" }, { "name": "text", "data": "： " }, { "name": "text", "data": "2060" }, { "name": "text", "data": "-" }, { "name": "text", "data": "2071" }, { "name": "text", "data": ". " }, { "name": "text", "data": " doi: " }, { "name": "extlink", "data": { "text": [ { "name": "text", "data": "10.1039/d0qi00208a" } ], "href": "http://dx.doi.org/10.1039/d0qi00208a" } } ], "title": "Highly efficient and stable CsPbBr3 perovskite quantum dots by encapsulation in dual-shell hollow silica spheres for WLEDs" } ] }, { "id": "R33", "label": "33", "citation": [ { "lang": "en", "text": [ { "name": "text", "data": "SUN Y" }, { "name": "text", "data": "， " }, { "name": "text", "data": "Li Y N" }, { "name": "text", "data": "， " }, { "name": "text", "data": "ZHANG W Y" }, { "name": "text", "data": "， " }, { "name": "text", "data": "et al" }, { "name": "text", "data": ". " }, { "name": "text", "data": "Simultaneous Synthesis， Modification， and DFT Calculation of Three-Color Lead Halide Perovskite Phosphors for Improving Stability and Luminous Efficiency of WLEDs" }, { "name": "text", "data": " ［J］. " }, { "name": "text", "data": "Adv. Optical. Mater." }, { "name": "text", "data": "， " }, { "name": "text", "data": "2022" }, { "name": "text", "data": "， " }, { "name": "text", "data": "10" }, { "name": "text", "data": "：" }, { "name": "text", "data": "2101765" }, { "name": "text", "data": ". " }, { "name": "text", "data": " doi: " }, { "name": "extlink", "data": { "text": [ { "name": "text", "data": "10.1002/adom.202101765" } ], "href": "http://dx.doi.org/10.1002/adom.202101765" } } ], "title": "Simultaneous Synthesis， Modification， and DFT Calculation of Three-Color Lead Halide Perovskite Phosphors for Improving Stability and Luminous Efficiency of WLEDs" } ] }, { "id": "R34", "label": "34", "citation": [ { "lang": "en", "text": [ { "name": "text", "data": "LIU Y" }, { "name": "text", "data": "， " }, { "name": "text", "data": "SHI B F" }, { "name": "text", "data": "， " }, { "name": "text", "data": "LIU Q" }, { "name": "text", "data": "， " }, { "name": "text", "data": "et al" }, { "name": "text", "data": ". " }, { "name": "text", "data": "Large-scale synthesis of layered double hydroxide nanosheet-stabilized CsPbBr3 perovskite quantum dots for WLEDs" }, { "name": "text", "data": " ［J］. " }, { "name": "text", "data": "J. Alloy. Compd." }, { "name": "text", "data": "， " }, { "name": "text", "data": "2020" }, { "name": "text", "data": "， " }, { "name": "text", "data": "843" }, { "name": "text", "data": "： " }, { "name": "text", "data": "155819" }, { "name": "text", "data": ". " }, { "name": "text", "data": " doi: " }, { "name": "extlink", "data": { "text": [ { "name": "text", "data": "10.1016/j.jallcom.2020.155819" } ], "href": "http://dx.doi.org/10.1016/j.jallcom.2020.155819" } } ], "title": "Large-scale synthesis of layered double hydroxide nanosheet-stabilized CsPbBr3 perovskite quantum dots for WLEDs" } ] }, { "id": "R35", "label": "35", "citation": [ { "lang": "en", "text": [ { "name": "text", "data": "LI S" }, { "name": "text", "data": "， " }, { "name": "text", "data": "SHI Z F" }, { "name": "text", "data": "， " }, { "name": "text", "data": "ZHANG F" }, { "name": "text", "data": "， " }, { "name": "text", "data": "et al" }, { "name": "text", "data": ". " }, { "name": "text", "data": "Sodium Doping-Enhanced Emission Efficiency and Stability of CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": " Nanocrystals for White Light-Emitting Devices" }, { "name": "text", "data": " ［J］. " }, { "name": "text", "data": "Chem. Mater." }, { "name": "text", "data": "， " }, { "name": "text", "data": "2021" }, { "name": "text", "data": "， " }, { "name": "text", "data": "31" }, { "name": "text", "data": "（" }, { "name": "text", "data": "11" }, { "name": "text", "data": "）：" }, { "name": "text", "data": "3917" }, { "name": "text", "data": "-" }, { "name": "text", "data": "3928" }, { "name": "text", "data": "." } ], "title": "Sodium Doping-Enhanced Emission Efficiency and Stability of CsPbBr3 Nanocrystals for White Light-Emitting Devices" } ] }, { "id": "R36", "label": "36", "citation": [ { "lang": "en", "text": [ { "name": "text", "data": "MO Q H" }, { "name": "text", "data": "， " }, { "name": "text", "data": "CHEN C" }, { "name": "text", "data": "， " }, { "name": "text", "data": "CAI W S" }, { "name": "text", "data": "， " }, { "name": "text", "data": "et al" }, { "name": "text", "data": ". " }, { "name": "text", "data": "Room Temperature Synthesis of Stable Zirconia‐Coated CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": " Nanocrystals for White Light‐Emitting Diodes and Visible Light Communication" }, { "name": "text", "data": " ［J］. " }, { "name": "text", "data": "Laser Photonics Rev." }, { "name": "text", "data": "，" }, { "name": "text", "data": "2021" }, { "name": "text", "data": "， " }, { "name": "text", "data": "15" }, { "name": "text", "data": "（" }, { "name": "text", "data": "10" }, { "name": "text", "data": "）：" }, { "name": "text", "data": "2100278" }, { "name": "text", "data": ". " }, { "name": "text", "data": " doi: " }, { "name": "extlink", "data": { "text": [ { "name": "text", "data": "10.1002/lpor.202100278" } ], "href": "http://dx.doi.org/10.1002/lpor.202100278" } } ], "title": "Room Temperature Synthesis of Stable Zirconia‐Coated CsPbBr3 Nanocrystals for White Light‐Emitting Diodes and Visible Light Communication" } ] }, { "id": "R37", "label": "37", "citation": [ { "lang": "en", "text": [ { "name": "text", "data": "EROL E" }, { "name": "text", "data": "， " }, { "name": "text", "data": "VAHEDIGHAREHCHOPOGH N" }, { "name": "text", "data": "， " }, { "name": "text", "data": "EKIM U" }, { "name": "text", "data": "， " }, { "name": "text", "data": "et al" }, { "name": "text", "data": ". " }, { "name": "text", "data": "Ultra-stable Eu3+ /Dy3+ co-doped CsPbBr3 quantum dot glass nanocomposites with tunable luminescence properties for phosphor-free WLED applications" }, { "name": "text", "data": " ［J］. " }, { "name": "text", "data": "J. Alloy. Compd." }, { "name": "text", "data": "， " }, { "name": "text", "data": "2020" }, { "name": "text", "data": "， " }, { "name": "text", "data": "909" }, { "name": "text", "data": "： " }, { "name": "text", "data": "164650" }, { "name": "text", "data": "." } ], "title": "Ultra-stable Eu3+ /Dy3+ co-doped CsPbBr3 quantum dot glass nanocomposites with tunable luminescence properties for phosphor-free WLED applications" } ] } ] }, "response": [], "contributions": [], "acknowledgements": [], "conflict": [], "supportedby": [], "articlemeta": { "doi": "10.37188/CJL.20220219", "clc": [ [ { "name": "text", "data": "O482.31" } ] ], "dc": [ { "name": "text", "data": "A" } ], "publisherid": "1000-7032（XXXX）XX-0001-10", "citeme": [ { "data": [ { "name": "text", "data": "沈亚龙,韩博宁,靳梓诺等.室温溶液相合成具有超纯绿光发射的准二维CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": "钙钛矿纳米片[J].发光学报,DOI:10.37188/CJL.20220219" } ], "text": "沈亚龙,韩博宁,靳梓诺等.室温溶液相合成具有超纯绿光发射的准二维CsPbBr3钙钛矿纳米片[J].发光学报,DOI:10.37188/CJL.20220219" }, { "data": [ { "name": "text", "data": "SHEN Ya-long,HAN Bo-ning,JIN Zi-nuo,et al.Room-temperature Synthesis of Quasi-2D All-inorganic CsPbBr" }, { "name": "sub", "data": [ { "name": "text", "data": "3" } ] }, { "name": "text", "data": " Nanoplatelets with Ultrapure Green Light Emissions[J].Chinese Journal of Luminescence,DOI:10.37188/CJL.20220219" } ], "text": "SHEN Ya-long,HAN Bo-ning,JIN Zi-nuo,et al.Room-temperature Synthesis of Quasi-2D All-inorganic CsPbBr3 Nanoplatelets with Ultrapure Green Light Emissions[J].Chinese Journal of Luminescence,DOI:10.37188/CJL.20220219" } ], "fundinggroup": [ { "lang": "zh", "text": [ { "name": "text", "data": "江苏省高等学校自然科学面上项目（21KJB430011）；宿迁市科技计划项目（K202126）；宿迁学院博士科研启动项目（CK0004221）；宿迁学院新型复合材料研究创新团队（2021td01）。" } ] }, { "lang": "en", "text": [ { "name": "text", "data": "Supported by Natural Science Research Program of Jiangsu Higher Education Institutions （21KJB430011）； Suqian Sci&Tech Program （No. K202126）； PhD Initiation Program of Suqian University （CK0004221）； Innovation Team for new composites of Suqian University （2021td01）." } ] } ], "history": { "epub": "2022-09-01", "opub": "2022-09-01" } }, "appendix": [], "type": "research-article", "ethics": [], "supplementary": [], "journalTitle": "发光学报", "originalSource": [] }