Critical Role of Grain Boundaries for Ion Migration in Formamidinium and Methylammonium Lead Halide Perovskite Solar Cells

2016 ◽  
Vol 6 (13) ◽  
pp. 1600330 ◽  
Author(s):  
Jae S. Yun ◽  
Jan Seidel ◽  
Jincheol Kim ◽  
Arman Mahboubi Soufiani ◽  
Shujuan Huang ◽  
...  
Keyword(s):  
Solar Cells ◽  
Grain Boundaries ◽  
Critical Role ◽  
Perovskite Solar Cells ◽  
Ion Migration ◽  
Halide Perovskite ◽  
Lead Halide

Role of the Selective Contacts in the Performance of Lead Halide Perovskite Solar Cells

2014 ◽  
Vol 5 (4) ◽  
pp. 680-685 ◽  
Author(s):  
Emilio J. Juarez-Perez ◽  
Michael Wuβler ◽  
Francisco Fabregat-Santiago ◽  
Kerstin Lakus-Wollny ◽  
Eric Mankel ◽  
...  
Keyword(s):  
Solar Cells ◽  
Perovskite Solar Cells ◽  
Halide Perovskite ◽  
Lead Halide

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.

Distribution of bromine in mixed iodide–bromide organolead perovskites and its impact on photovoltaic performance

2016 ◽  
Vol 4 (41) ◽  
pp. 16191-16197 ◽  
Author(s):  
Yang Zhou ◽  
Feng Wang ◽  
Hong-Hua Fang ◽  
Maria Antonietta Loi ◽  
Fang-Yan Xie ◽  
...  
Keyword(s):  
Solar Cells ◽  
Grain Boundaries ◽  
Photovoltaic Performance ◽  
Perovskite Solar Cells ◽  
Defect States ◽  
Halide Perovskite

The bromine has the role of passivating defect states at grain boundaries and interfaces in mixed halide perovskite solar cells.

scholarly journals Dark electrical bias effects on moisture-induced degradation in inverted lead halide perovskite solar cells measured by using advanced chemical probes

2018 ◽  
Vol 2 (4) ◽  
pp. 905-914 ◽  
Author(s):  
Jérémy Barbé ◽  
Vikas Kumar ◽  
Michael J. Newman ◽  
Harrison K. H. Lee ◽  
Sagar M. Jain ◽  
...  
Keyword(s):  
Solar Cells ◽  
Perovskite Solar Cells ◽  
Chemical Probes ◽  
Ion Migration ◽  
Halide Perovskite ◽  
Electrical Bias ◽  
Lead Halide

The dark electrical bias degradation of inverted perovskite solar cells is due to ion migration in the presence of moisture.

Passivation of Grain Boundaries by Phenethylammonium in Formamidinium-Methylammonium Lead Halide Perovskite Solar Cells

2018 ◽  
Vol 3 (3) ◽  
pp. 647-654 ◽  
Author(s):  
Da Seul Lee ◽  
Jae Sung Yun ◽  
Jincheol Kim ◽  
Arman Mahboubi Soufiani ◽  
Sheng Chen ◽  
...  
Keyword(s):  
Solar Cells ◽  
Grain Boundaries ◽  
Perovskite Solar Cells ◽  
Halide Perovskite ◽  
Lead Halide

Incorporation of Cl into sequentially deposited lead halide perovskite films for highly efficient mesoporous solar cells

Nanoscale ◽  
2014 ◽  
Vol 6 (22) ◽  
pp. 13854-13860 ◽  
Author(s):  
Sabba Dharani ◽  
Herlina Arianita Dewi ◽  
Rajiv Ramanujam Prabhakar ◽  
Tom Baikie ◽  
Chen Shi ◽  
...  
Keyword(s):  
Solar Cells ◽  
Photovoltaic Performance ◽  
Perovskite Solar Cells ◽  
Morphological Properties ◽  
Highly Efficient ◽  
Halide Perovskite ◽  
Lead Halide

The role of Cl in determining the optical, electrical, structural and morphological properties is correlated with the photovoltaic performance in sequentially deposited perovskite solar cells.

scholarly journals The role of hafnium acetylacetonate buffer layer on the performance of lead halide perovskite solar cells derived from dehydrated lead acetate as Pb source

AIP Advances ◽  
2020 ◽  
Vol 10 (7) ◽  
pp. 075006
Author(s):  
D. M. Sanni ◽  
E. Ntsoenzok ◽  
E. Saintaimé ◽  
S. A. Adeniji ◽  
O. V. Oyelade ◽  
...  
Keyword(s):  
Solar Cells ◽  
Buffer Layer ◽  
Lead Acetate ◽  
Perovskite Solar Cells ◽  
Halide Perovskite ◽  
Lead Halide

Reduced methylammonium triple-cation Rb0.05(FAPbI3)0.95(MAPbBr3)0.05 perovskite solar cells based on a TiO2/SnO2 bilayer electron transport layer approaching a stabilized 21% efficiency: the role of antisolvents

2019 ◽  
Vol 7 (29) ◽  
pp. 17516-17528 ◽  
Author(s):  
Sawanta S. Mali ◽  
Jyoti V. Patil ◽  
Hamidreza Arandiyan ◽  
Chang Kook Hong
Keyword(s):  
Solar Cells ◽  
Electron Transport ◽  
Power Conversion ◽  
Perovskite Solar Cells ◽  
Transport Layer ◽  
Electron Transport Layer ◽  
Electron Transporting Layer ◽  
Halide Perovskite ◽  
Lead Halide

Reduced methylammonium lead-halide perovskite with double layer electron transporting layer crossing 21% power conversion efficiency.

scholarly journals Ion migration drives self-passivation in perovskite solar cells and is enhanced by light soaking

RSC Advances ◽  
2021 ◽  
Vol 11 (20) ◽  
pp. 12095-12101
Author(s):  
Bart Roose
Keyword(s):  
Solar Cells ◽  
Crack Formation ◽  
Strain Relaxation ◽  
Perovskite Solar Cells ◽  
Ion Migration ◽  
Halide Perovskite ◽  
Lead Halide

Ion migration can assist self-passivation and strain relaxation in lead halide perovskite films, while restriction of ion migration can lead to crack formation. Light soaking increases ion migration, allowing self-passivation and strain relaxation.

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.

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