浏览全部资源
扫码关注微信
高色纯度白光LED用蓝光材料Gd2MgTiO6：Bi3+的合成及性能
High Color Purity Blue Emitting Phosphors Gd2MgTiO6:Bi3+ for White Light Emitting Diodes:Synthesis and Luminescence Properties
- 发光学报 2020年41卷第5期 页码：529-535
- 作者机构：
1.湖南人文科技学院 材料与环境工程学院, 精细陶瓷与粉体材料湖南省重点实验室, 湖南 娄底 417000
2.国家电子陶瓷产品质量监督检验中心(湖南), 湖南 娄底 417000
- 作者简介：
[ "汲长艳(1985-)，女，山东临沂人，博士，讲师，2016年于大连理工大学获得博士学位，主要从事光电材料的研究" ]
[ "黄志 (1988-)，男，江西九江人，硕士，工程师，2013年于沈阳化工大学获得硕士学位，主要从事无机材料研发和检验检测" ]
- 基金信息：湖南省教育厅优秀青年基金(18B450);精细陶瓷与粉体材料湖南省重点实验室开放基金(TC201704);湖南省自然科学基金(019JJ50282);湖南省科技计划(2016TP1028);湖南省"双一流"应用特色学科(湘教通[2018]469号)
DOI：10.3788/fgxb20204105.0529
中图分类号： TQ174纸质出版日期：2020-5，
收稿日期：2020-2-19，
录用日期：2020-3-6
扫 描 看 全 文
汲长艳, 肖双燕, 黄中胜, 等. 高色纯度白光LED用蓝光材料Gd2MgTiO6：Bi3+的合成及性能[J]. 发光学报, 2020,41(5):529-535.
Chang-yan JI, Shuang-yan XIAO, Zhong-sheng HUANG, et al. High Color Purity Blue Emitting Phosphors Gd2MgTiO6:Bi3+ for White Light Emitting Diodes:Synthesis and Luminescence Properties[J]. Chinese Journal of Luminescence, 2020,41(5):529-535.
汲长艳, 肖双燕, 黄中胜, 等. 高色纯度白光LED用蓝光材料Gd2MgTiO6：Bi3+的合成及性能[J]. 发光学报, 2020,41(5):529-535. DOI： 10.3788/fgxb20204105.0529.
Chang-yan JI, Shuang-yan XIAO, Zhong-sheng HUANG, et al. High Color Purity Blue Emitting Phosphors Gd2MgTiO6:Bi3+ for White Light Emitting Diodes:Synthesis and Luminescence Properties[J]. Chinese Journal of Luminescence, 2020,41(5):529-535. DOI： 10.3788/fgxb20204105.0529.
摘要
采用高温固相法合成了一系列蓝光荧光粉Gd
2-
x
MgTiO
6
：
x
Bi
3+
（0.002 5≤
x
≤0.015），并对样品的表面形貌、晶体结构、发光性能和热稳定性进行了探究。SEM测试结果显示，样品Gd
2
MgTiO
6
：Bi
3+
的粒径分布范围大，颗粒尺寸在1~5 μm范围。XRD测试表明，Bi
3+
成功掺杂进入基质Gd
2
MgTiO
6
中且无杂相产生。荧光光谱测试结果表明，在375 nm波长激发下，蓝光荧光粉Gd
2
MgTiO
6
：Bi
3+
于385~500 nm波长范围内呈现出属于Bi
3+
的
1
S0→
3
P
1
能级跃迁的窄带发射峰，且发射强度最大处位于418 nm，这有利于避免光的重吸收现象。不同掺杂浓度下样品的发射光谱研究表明，最佳Bi
3+
掺杂浓度为
x
=0.007 5。此外，发光强度最佳的蓝光样品Gd
1.9925
MgTiO
6
：0.0075Bi
3+
的CIE坐标为（0.162 9，0.036 4），位于蓝光区域，色纯度高达96.42%，平均荧光寿命高达11.29 ms。样品的热稳定性高于文献报道的同类样品。这些均说明该样品是一种发光性能和热稳定性能良好的W-LEDs用蓝光组分。
Abstract
A series of blue-emitting phosphors Gd
2-
x
MgTiO
6
:
x
Bi
3+
(0.002 5 ≤
x
≤ 0.015) were synthesized by high-temperature solid state method
and the corresponding morphology
crystal structure
photoluminescence properties and thermal stability were investigated. The scan electron microscope(SEM) test predicted that the samples Gd
2
MgTiO
6
:Bi
3+
possessed a large particle size distribution with the particle size ranging from 1 μm to 5 μm. The X-ray diffraction (XRD) analysis showed that the Bi
3+
ions successfully doped into host lattice Gd
2
MgTiO
6
with no other impurity phase existed. The photoluminescence properties stated that the blue emitting phosphors Gd
2
MgTiO
6
:Bi
3+
presented a single narrow emission peak located at about 418 nm assigned to the
1
S0→
3
P
1
transition in the range from 385 nm to 500 nm in the excitation of 375 nm
which helped to avoid light reabsorption. Moreover
when the doping concentration of Bi
3+
ions is 0.007 5
the emission intensity reaches the maximum. The sample Gd
1.9925
MgTiO
6
:0.0075Bi
3+
with best photoluminescence properties exhibited a Commission Internationale De I'eclairage(CIE) coordinates of (0.162 9
0.036 4) in blue-light area with an impressive color purity up to 96.42% and an impressive average lifetime of 11.29 ms. In addition
the thermal stability of sample Gd
1.9925
MgTiO
6
:0.0075Bi
3+
was relatively higher than that of similar blue-emitting phosphors in the literature. These results indicated that sample Gd
1.9925
MgTiO
6
:0.0075Bi
3+
is a kind of blue-emitting component for W-LEDs with excellent luminescence and thermal stability.
关键词
W-LEDs高色纯度Gd2MgTiO6:Bi蓝光荧光粉
Keywords
W-LEDshigh color purityGd2MgTiO6:Biblue emitting phosphor
references
SHANG M M, LI C X, LIN J. How to produce white light in a single-phase host?[J]. Chem. Soc. Rev., 2014, 43(5):1372-1386.
CAO M H, XU Y, LU P L, et al. Recent advances and perspectives on light emitting diodes fabricated from halide metal perovskite nanocrystals[J]. J. Mater. Chem. C, 2019, 7(46):14412-14440.
SIDLETSKIY O, LEBBOU K, KOFANOV D, et al. Progress in fabrication of long transparent YAG:Ce and YAG:Ce, Mg single crystalline fibers for HEP applications[J]. CrystEngComm, 2019, 21(11):1728-1733.
TANG Y R, ZHOU S M, YI X Z, et al. The Cr-doping effect on white light emitting properties of Ce:YAG phosphor ceramics[J]. J. Am. Ceram. Soc., 2017, 100(6):2590-2595.
XIA L B, XIAO Q H, YE X Y, et al. Erosion behavior and luminescence properties of Y3Al5O12:Ce3+-embedded calcium bismuth borate glass-ceramics for WLEDs[J]. J. Am. Ceram. Soc., 2019, 102(4):2053-2065.
GU C, WANG X J, XIA C, et al. A new CaF2-YAG:Ce composite phosphor ceramic for high-power and high-color-rendering WLEDs[J]. J. Mater. Chem. C, 2019, 7(28):8569-8574.
JIAO M M, DONG L P, XU Q F, et al. The structures and luminescence properties of Sr4Gd3Na3(PO4)6F2:Ce3+, Tb3+ green phosphors with zero-thermal quenching of Tb3+ for WLEDs[J]. Dalton Trans., 2020, 49(3):667-674.
XING G, GAO Z, TAO M, et al. Novel orange-yellow-green color-tunable Bi3+-doped Ba3Y4-wLuwO9 (0≤ w ≤ 4) luminescent materials:site migration and photoluminescence control[J]. Inorg. Chem. Front., 2019, 6(12):3598-3603.
ZHAO D, XUE Y L, ZHANG S R, et al. Non-concentration quenching, good thermal stability and high quantum efficiency of K5Y(P2O7)2:Eu3+/Tb3+ phosphors with a novel two-dimensional layer structure[J]. J. Mater. Chem. C, 2019, 7(45):14264-14274.
HAN J, PAN F J, MOLOKEEV M S, et al. Redefinition of crystal structure and Bi3+ yellow luminescence with strong near-ultraviolet excitation in La3BWO9:Bi3+ phosphor for white light-emitting diodes[J]. ACS Appl. Mater. Interfaces, 2018, 10(16):13660-13668.
KIM C H, PYUN C H, CHOI H, et al. Luminescence of CaS:Bi[J]. Bull. Korean Chem. Soc., 1999, 20(3):337-340.
LI H M, PANG R, LIU G Y, et al. Synthesis and luminescence properties of Bi3+-activated K2MgGeO4:a promising high-brightness orange-emitting phosphor for WLEDs conversion[J]. Inorg. Chem., 2018, 57(19):12303-12311.
JIANG Z Q, GOU J, MIN Y T, et al. Crystal structure and luminescence properties of a novel non-rare-earth activated blue-emitting garnet phosphor Ca4ZrGe3O12:Bi3+ for n-UV pumped light-emitting diodes[J]. J. Alloys Compd., 2017, 727:63-68.
KANG F W, YANG X B, PENG M Y, et al. Red photoluminescence from Bi3+ and the influence of the oxygen-vacancy perturbation in ScVO4:a combined experimental and theoretical study[J]. J. Phys. Chem. C, 2014, 118(14):7515-7522.
DAS N, NATH M A, THAKUR G S, et al. Monoclinically distorted perovskites, A2ZnTiO6 (A=Pr, Gd):rietveld refinement, and dielectric studies[J]. J. Sol. State Chem., 2015, 229:97-102.
DING N, LIU Q, WANG L X, et al. Synthesis and luminescence properties of double perovskite Gd2MgTiO6:Eu3+ red phosphors for white light-emitting diodes[J]. J. Mater. Sci.: Mater. Electron., 2017, 29(5):4122-4127.
LANDÍNEZ TÉLLEZ D A, BUITRAGO D M, CARDONA C R, et al. Crystalline structure, magnetic response and electronic properties of RE2MgTiO6(RE=Dy, Gd) double perovskites[J]. J. Mol. Struct., 2014, 1067:205-209.
LIANG Z B, YANG Z F, XIE X L, et al. Electronic and optical properties of a novel fluoroaluminate red phosphor Cs2NaAl3F12:Mn4+ with high color purity for white light-emitting diodes[J]. Dalton Trans., 2019, 48(33):12459-12465.
JI C Y, HUANG Z, WEN J, et al. Blue-emitting Bi-doped double perovskite Gd2ZnTiO6 phosphor with near-ultraviolet excitation for warm white light-emitting diodes[J]. J. Alloys Compd., 2019, 788:1127-1136.
ZHOU G J, JIANG X X, ZHAO J, et al. Two-dimensional-layered perovskite ALaTa2O7:Bi3+(A=K and Na) phosphors with versatile structures and tunable photoluminescence[J]. ACS Appl. Mater. Interfaces, 2018, 10(29):24648-24655.
FAN F Y, ZHAO L, SHANG Y F, et al. Thermally stable double-perovskite Ca3TeO6:Eu3+ red-emitting phosphors with high color purity[J]. J. Lumin., 2019, 211:14-19.
DU P, RAN W G, LI W P, et al. Morphology evolution of Eu3+-activated NaTbF4 nanorods:a highly-efficient near-ultraviolet light-triggered red-emitting platform towards application in white light-emitting diodes[J]. J. Mater. Chem., 2019, 7(35):10802-10809.
0
浏览量
116
下载量
2
CSCD
- 网络PDF下载
- Meta-XML下载
- BibTeX下载
- Endnote下载
- RefMan 下载
- NoteExpress下载
- NoteFirst下载
关联资源
相关文章
相关作者
相关机构
- 地址：长春市经济技术开发区东南湖大路3888号 邮编：130033
- 联系电话：0431-86176862 Email：fgxbt@126.com
- 本系统由Light学术出版中心、北京北大方正电子有限公司共建 吉ICP备11002662号-17
京公网安备11010802024621 - 本系统建议在Chrome、 IE9+ 以上版本浏览器阅读本站内容，360浏览器请切换至极速模式
- Cookies帮助我们提供服务并提供个性化体验。使用本网站，即表示您同意我们使用Cookies
