Attenuating the defect activities with a rubidium additive for efficient and stable Sn-based halide perovskite solar cells

2020 ◽  
Vol 8 (7) ◽  
pp. 2307-2313 ◽  
Author(s):  
Dhruba B. Khadka ◽  
Yasuhiro Shirai ◽  
Masatoshi Yanagida ◽  
Kenjiro Miyano
Keyword(s):  
Solar Cells ◽  
Perovskite Solar Cells ◽  
Device Performance ◽  
Halide Perovskite

Rb incorporation in FASnI3 improved the device performance and stability as a consequence of the suppression of the extent of Sn2+ oxidation and mitigating defect activities.

scholarly journals Formation, location and beneficial role of PbI2 in lead halide perovskite solar cells

2017 ◽  
Vol 1 (1) ◽  
pp. 119-126 ◽  
Author(s):  
Tian Du ◽  
Claire H. Burgess ◽  
Jinhyun Kim ◽  
Jiaqi Zhang ◽  
James R. Durrant ◽  
...  
Keyword(s):  
Solar Cells ◽  
Perovskite Solar Cells ◽  
Secondary Phase ◽  
Device Performance ◽  
Beneficial Role ◽  
Secondary Phase Formation ◽  
Halide Perovskite ◽  
Lead Halide ◽  
Post Deposition

Here we report the investigation of controlled PbI2 secondary phase formation in CH3NH3PbI3 (MAPI) photovoltaics through post-deposition thermal annealing, identifying the location of PbI2 in the active layer and its beneficial role on device performance.

A thiourea additive-based quadruple cation lead halide perovskite with an ultra-large grain size for efficient perovskite solar cells

Nanoscale ◽  
2019 ◽  
Vol 11 (45) ◽  
pp. 21824-21833 ◽  
Author(s):  
Jyoti V. Patil ◽  
Sawanta S. Mali ◽  
Chang Kook Hong
Keyword(s):  
Thin Films ◽  
Grain Size ◽  
Solar Cells ◽  
Power Conversion Efficiency ◽  
Conversion Efficiency ◽  
Power Conversion ◽  
Perovskite Solar Cells ◽  
Inorganic Perovskite ◽  
Halide Perovskite ◽  
Lead Halide

Controlling the grain size of the organic–inorganic perovskite thin films using thiourea additives now crossing 2 μm size with >20% power conversion efficiency.

Ion Migration in Triple-Cation Mixed-Halide Perovskite Solar Cells with Potassium Passivation

2019 ◽  
Author(s):  
Moritz Futscher ◽  
Lucie McGovern ◽  
Kangyu Ji ◽  
Sandy Sanchez ◽  
Sam Stranks ◽  
...  
Keyword(s):  
Solar Cells ◽  
Perovskite Solar Cells ◽  
Ion Migration ◽  
Halide Perovskite

Efficient Defect Passivation with Niacin for High-Performance and Stable Perovskite Solar Cells

2021 ◽  
Author(s):  
Jing Ren ◽  
Shurong Wang ◽  
Jianxing Xia ◽  
Chengbo Li ◽  
Lisha Xie ◽  
...  
Keyword(s):  
Solar Cells ◽  
Charge Carrier ◽  
High Performance ◽  
Perovskite Solar Cells ◽  
Trap States ◽  
Carrier Recombination ◽  
Defect Passivation ◽  
Recombination Centers ◽  
Charge Carrier Recombination ◽  
Halide Perovskite

Defects, inevitably produced in the solution-processed halide perovskite films, can act as charge carrier recombination centers to induce severe energy loss in perovskite solar cells (PSCs). Suppressing these trap states...

Structural Stability of Tin-Lead Halide Perovskite Solar Cells

2020 ◽  
Author(s):  
Laura E. Mundt ◽  
Erin L. Ratcliff ◽  
Jinhui Tong ◽  
Axel Palmstrom ◽  
Kai Zhu ◽  
...  
Keyword(s):  
Solar Cells ◽  
Structural Stability ◽  
Perovskite Solar Cells ◽  
Halide Perovskite ◽  
Lead Halide

scholarly journals Two-dimensional or passivation treatment: the effect of Hexylammonium post deposition treatment on 3D halide perovskite-based solar cells

2021 ◽  
Author(s):  
Stav Rahmany ◽  
Lioz Etgar
Keyword(s):  
Solar Cells ◽  
Power Conversion Efficiency ◽  
Conversion Efficiency ◽  
Power Conversion ◽  
Perovskite Solar Cells ◽  
Two Dimensional ◽  
Theoretical Limit ◽  
Halide Perovskite ◽  
Passivation Treatment ◽  
Post Deposition

Much effort has been made to push the power conversion efficiency of perovskite solar cells (PSCs) towards the theoretical limit. Recent studies have shown that post deposition treatment of barrier...

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