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SrSnO3:Sm3+/TiO2复合光阳极的制备及其光电性能
Preparation and Photoelectric Performance of SrSnO3: Sm3+/TiO2 Composite Photoanode
- 发光学报 2016年37卷第7期 页码：786-792
- 作者机构：
1. 大连工业大学 新材料与材料改性省高校重点实验室,辽宁 大连,116034
2. 大连工业大学 无机非金属材料工程系,辽宁 大连,116034
3. 北京中材人工晶体研究院有限公司 北京,100018
4. 大连工业大学 国家海洋食品工程技术研究中心,辽宁 大连,116034
- 作者简介：
- 基金信息：辽宁省教育厅重大科技平台(2011-191)();国家海洋食品工程技术研究中心开放基金(2012FU125X03)();大连市科技平台建设项目(2010-354)资助()
DOI：10.3788/fgxb20163707.0786
中图分类号： TM914;O482.31纸质出版日期：2016-7-5，
收稿日期：2016-3-6，
修回日期：2016-3-24，
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靳闪闪, 禹益善, 郝洪顺等. SrSnO<sub>3</sub>:Sm<sup>3+</sup>/TiO<sub>2</sub>复合光阳极的制备及其光电性能[J]. 发光学报, 2016,37(7): 786-792
JIN Shan-shan, YU Yi-shan, HAO Hong-shun etc. Preparation and Photoelectric Performance of SrSnO<sub>3</sub>: Sm<sup>3+</sup>/TiO<sub>2</sub> Composite Photoanode[J]. Chinese Journal of Luminescence, 2016,37(7): 786-792
靳闪闪, 禹益善, 郝洪顺等. SrSnO<sub>3</sub>:Sm<sup>3+</sup>/TiO<sub>2</sub>复合光阳极的制备及其光电性能[J]. 发光学报, 2016,37(7): 786-792 DOI： 10.3788/fgxb20163707.0786.
JIN Shan-shan, YU Yi-shan, HAO Hong-shun etc. Preparation and Photoelectric Performance of SrSnO<sub>3</sub>: Sm<sup>3+</sup>/TiO<sub>2</sub> Composite Photoanode[J]. Chinese Journal of Luminescence, 2016,37(7): 786-792 DOI： 10.3788/fgxb20163707.0786.
摘要
以Sr(NO
3
)
2
和NaSnO
3
为原料
采用水热法成功制备了SrSnO
3
:Sm
3+
下转换粉体
并将其与TiO
2
复合作为光阳极应用于染料敏化太阳能电池(DSSC)。用X射线衍射仪(XRD)、扫描电子显微镜(SEM)、能谱分析仪(EDS)和荧光光谱仪(FL)对SrSnO
3
:Sm
3+
进行表征
探讨了SrSnO
3
:Sm
3+
掺杂量对SrSnO
3
:Sm
3+
/TiO
2
复合光阳极组装DSSC光电性能的影响。结果表明
通过水热法成功制备了棒状、短柱状和颗粒状混合形貌的SrSnO
3
:Sm
3+
SrSnO
3
:Sm
3+
通过下转换作用将紫外光转换为587 nm的黄色光
拓宽了光谱响应范围。随着SrSnO
3
:Sm
3+
掺杂量的增加
DSSC的短路电流密度增大。当SrSnO
3
:Sm
3+
掺杂质量分数为3%时
短路电流密度和光电转换效率分别为10.3 mA/cm
2
和4.09%
与纯P25相比
分别提高了38%和25%。
Abstract
SrSnO
3
:Sm
3+
down-converted powders were prepared by hydrothermal method with Sr(NO
3
)
2
and NaSnO
3
as raw materials. SrSnO
3
:Sm
3+
/TiO
2
composite photoanode was used in dye-sensitized solar cells (DSSC). X-ray diffractometer (XRD)
scanning electron microscope (SEM)
energy spectrum analyzer (EDS) and fluorescence spectrometer (FL) were used to characterize SrSnO
3
:Sm
3+
. The effects of SrSnO
3
:Sm
3+
doping amount on the photoelectric properties of DSSC based on SrSnO
3
:Sm
3+
/TiO
2
composite photoanode were explored. The results show that SrSnO
3
:Sm
3+
of mixing rod
short columnar and particle morphology are prepared successfully by hydrothermal method. The as-prepared SrSnO
3
:Sm
3+
can convert UV-light to yellow light (587 nm) and widen the spectra response range. With the increasing of SrSnO
3
:Sm
3+
mass fraction in SrSnO
3
:Sm
3+
/TiO
2
the short current density of DSSC increases significantly. When the mass fraction of SrSnO
3
:Sm
3+
is 3%
the short current density and photoelectric conversion efficiency are 10.3 mA/cm
2
and 4.09%
increase by 38% and 25% respectively compared with the pure P25.
关键词
SrSnO3:Sm3+下转换染料敏化太阳能电池光电性能
Keywords
SrSnO3:Sm3+down-conversiondye-sensitized solar cellsphotoelectric performance
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