Highly Oriented Low-Dimensional Tin Halide Perovskites with Enhanced Stability and Photovoltaic Performance
Liao, Yuqin1,4; Liu, Hefei1; Zhou, Wenjia1; Yang, Dongwen2,3; Shang, Yuequn1; Shi, Zhifang1; Li, Binghan1; Jiang, Xianyuan1; Zhang, Lijun2,3; Quan, Li Na5
2017-05-17
发表期刊JOURNAL OF THE AMERICAN CHEMICAL SOCIETY
ISSN0002-7863
卷号139期号:19页码:6693-6699
发表状态已发表
DOI10.1021/jacs.7b01815
摘要The low toxicity and a near-ideal choice of bandgap make tin perovskite an attractive alternative to lead perovskite in low cost solar cells. However, the development of Sn perovskite solar cells has been impeded by their extremely poor stability when exposed to oxygen. We report low dimensional Sn perovskites that exhibit markedly enhanced air stability in comparison with their 3D counterparts. The reduced degradation under air exposure is attributed to the improved thermodynamic stability after dimensional reduction, the encapsulating organic ligands, and the compact perovskite film preventing oxygen ingress. We then explore these highly oriented low-dimensional Sn perovskite films in solar cells. The perpendicular growth of the perovskite domains between electrodes allows efficient charge carrier transport, leading to power conversion efficiencies of 5.94% without the requirement of further device structure engineering. We tracked the performance of unencapsulated devices over 100 h and found no appreciable decay in efficiency. These findings raise the prospects of pure Sn perovskites for solar cells application.
收录类别SCI ; EI
语种英语
资助项目Shanghai International Cooperation Project[16520720700]
WOS研究方向Chemistry
WOS类目Chemistry, Multidisciplinary
WOS记录号WOS:000401781900032
出版者AMER CHEMICAL SOC
EI入藏号20172203700765
EI主题词Carrier transport ; Efficiency ; Perovskite ; Perovskite solar cells ; Stability ; Tin
EI分类号Minerals:482.2 ; Tin and Alloys:546.2 ; Electricity: Basic Concepts and Phenomena:701.1 ; Solar Cells:702.3 ; Production Engineering:913.1
WOS关键词TOTAL-ENERGY CALCULATIONS ; HOLE EXTRACTION LAYERS ; WAVE BASIS-SET ; SOLAR-CELLS ; SINGLE-CRYSTALS ; EFFICIENCY ; DEGRADATION ; DEPOSITION ; MOBILITIES ; EMERGENCE
原始文献类型Article
通讯作者Zhang, Lijun ; Ning, Zhijun
引用统计
文献类型期刊论文
条目标识符https://kms.shanghaitech.edu.cn/handle/2MSLDSTB/1366
专题物质科学与技术学院
物质科学与技术学院_PI研究组_宁志军组
物质科学与技术学院_PI研究组_米启兮组
物质科学与技术学院_硕士生
物质科学与技术学院_博士生
通讯作者Zhang, Lijun; Ning, Zhijun
作者单位1.ShanghaiTech Univ, Sch Phys Sci & Technol, 100 Haike Rd, Shanghai 201210, Peoples R China
2.Jilin Univ, Key Lab Automobile Mat MOE, State Key Lab Superhard Mat, Changchun 130012, Peoples R China
3.Jilin Univ, Coll Mat Sci, Changchun 130012, Peoples R China
4.Chinese Acad Sci, Shanghai Inst Microsyst & Informat Technol, 865 Changning Rd, Shanghai 200050, Peoples R China
5.Univ Toronto, Dept Elect & Comp Engn, 10 Kings Coll Rd, Toronto, ON M5S 3G4, Canada
第一作者单位物质科学与技术学院
通讯作者单位物质科学与技术学院
第一作者的第一单位物质科学与技术学院
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Liao, Yuqin,Liu, Hefei,Zhou, Wenjia,et al. Highly Oriented Low-Dimensional Tin Halide Perovskites with Enhanced Stability and Photovoltaic Performance[J]. JOURNAL OF THE AMERICAN CHEMICAL SOCIETY,2017,139(19):6693-6699.
APA Liao, Yuqin.,Liu, Hefei.,Zhou, Wenjia.,Yang, Dongwen.,Shang, Yuequn.,...&Ning, Zhijun.(2017).Highly Oriented Low-Dimensional Tin Halide Perovskites with Enhanced Stability and Photovoltaic Performance.JOURNAL OF THE AMERICAN CHEMICAL SOCIETY,139(19),6693-6699.
MLA Liao, Yuqin,et al."Highly Oriented Low-Dimensional Tin Halide Perovskites with Enhanced Stability and Photovoltaic Performance".JOURNAL OF THE AMERICAN CHEMICAL SOCIETY 139.19(2017):6693-6699.
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