scholarly journals How far does the defect tolerance of lead-halide perovskites range? The example of Bi impurities introducing efficient recombination centers

2019 ◽  
Vol 7 (41) ◽  
pp. 23838-23853 ◽  
Author(s):  
Mozhgan Yavari ◽  
Firouzeh Ebadi ◽  
Simone Meloni ◽  
Zi Shuai Wang ◽  
Terry Chien-Jen Yang ◽  
...  
Keyword(s):  
Density Of States ◽  
Theoretical Study ◽  
Photovoltaic Performance ◽  
Surface Photovoltage ◽  
Defect Tolerance ◽  
Recombination Centers ◽  
Halide Perovskites ◽  
Lead Halide ◽  
Deep Defects

Experimental and theoretical study on the effect of shallow and deep defects on photovoltaic performance, luminescence, surface photovoltage, and density of states.

Enhancing Defect Tolerance with Ligands at the Surface of Lead Halide Perovskites

2021 ◽  
pp. 6299-6304
Author(s):  
Tyler J. Smart ◽  
Hiroyuki Takenaka ◽  
Tuan Anh Pham ◽  
Liang Z. Tan ◽  
Jin Z. Zhang ◽  
...  
Keyword(s):  
Defect Tolerance ◽  
Halide Perovskites ◽  
Lead Halide

A theoretical study of the controversial surface states of the 2D lead halide perovskites

2022 ◽  
Vol 572 ◽  
pp. 151485
Author(s):  
Beichen Liu ◽  
Xubo Jia ◽  
Yang Nie ◽  
Honggang Ye
Keyword(s):  
Theoretical Study ◽  
Surface States ◽  
Halide Perovskites ◽  
Lead Halide

Iodine chemistry determines the defect tolerance of lead-halide perovskites

2018 ◽  
Vol 11 (3) ◽  
pp. 702-713 ◽  
Author(s):  
Daniele Meggiolaro ◽  
Silvia G. Motti ◽  
Edoardo Mosconi ◽  
Alex J. Barker ◽  
James Ball ◽  
...  
Keyword(s):  
Defect Tolerance ◽  
Electron Hole ◽  
Halide Perovskites ◽  
Iodine Chemistry ◽  
Lead Halide

Electron/hole traps related to interstitial iodine defects show the typical features of iodine photo-electrochemistry, inducing MAPbI3 defect tolerance.

Atomistic Origin of Lattice Softness and Its Impact on Structural and Carrier Dynamics in Three Dimensional Perovskites

2022 ◽  
Author(s):  
Zhendong Guo ◽  
Jing Wang ◽  
Wanjian Yin
Keyword(s):  
Material Properties ◽  
Three Dimensional ◽  
Carrier Dynamics ◽  
Defect Tolerance ◽  
Anharmonic Vibration ◽  
Unique Material ◽  
Halide Perovskites ◽  
Polaron Formation ◽  
Lead Halide

The soft lattices of lead-halide perovskites (LHPs) are responsible for their unique material properties, including polaron formation, defect tolerance, anharmonic vibration, and large electrostrictive response, which result in exotic carrier...

scholarly journals Defect tolerant device geometries for lead-halide perovskites

2021 ◽  
Author(s):  
Basita Das ◽  
Zhifa Liu ◽  
Irene Aguilera ◽  
Uwe Rau ◽  
Thomas Kirchartz
Keyword(s):  
Thin Films ◽  
Defect Tolerance ◽  
Solution Processed ◽  
Radiative Lifetimes ◽  
Polycrystalline Thin Films ◽  
Halide Perovskites ◽  
Lead Halide

The term defect tolerance is widely used in literature to describe materials such as lead-halides perovskites, where solution-processed polycrystalline thin films exhibit long non-radiative lifetimes of microseconds or longer. Studies...

Unraveling the Electronic Properties of Lead Halide Perovskites with Surface Photovoltage in Photoemission Studies

2019 ◽  
Vol 11 (24) ◽  
pp. 21578-21583 ◽  
Author(s):  
Fengshuo Zu ◽  
Christian M. Wolff ◽  
Maryline Ralaiarisoa ◽  
Patrick Amsalem ◽  
Dieter Neher ◽  
...  
Keyword(s):  
Electronic Properties ◽  
Surface Photovoltage ◽  
Halide Perovskites ◽  
Lead Halide

Defect tolerance in CsPbI3: Reconstruction of potential energy landscape and band degeneracy in spin-orbit coupling

2022 ◽  
Author(s):  
Chen Ming ◽  
Han Wang ◽  
Damien West ◽  
Shengbai Zhang ◽  
Yi-Yang Sun
Keyword(s):  
Potential Energy ◽  
High Performance ◽  
Energy Landscape ◽  
Spin Orbit Coupling ◽  
Spin Orbit ◽  
Defect Tolerance ◽  
Optoelectronic Materials ◽  
Potential Energy Landscape ◽  
Halide Perovskites ◽  
Lead Halide

Lead halide perovskites have been intensively developed to be high-performance photovoltaic and optoelectronic materials, where the unique defect tolerance property is believed to contribute to their excellence. However, the defect...

On the influence of multiple cations on the in-gap states and phototransport properties of iodide-based halide perovskites

2018 ◽  
Vol 20 (37) ◽  
pp. 24444-24452 ◽  
Author(s):  
Doron Azulay ◽  
Igal Levine ◽  
Satyajit Gupta ◽  
Einav Barak-Kulbak ◽  
Achintya Bera ◽  
...  
Keyword(s):  
Solar Cell ◽  
Photovoltaic Performance ◽  
Recombination Centers ◽  
Halide Perovskites ◽  
Gap States

In-gap states in solar cell absorbers that are recombination centers determine the cell's photovoltaic performance.

scholarly journals Boosting Photovoltaic Performance for Lead Halide Perovskites Solar Cells with BF 4 − Anion Substitutions

2019 ◽  
Vol 29 (47) ◽  
pp. 1808833 ◽  
Author(s):  
Jie Zhang ◽  
Shengfan Wu ◽  
Tiantian Liu ◽  
Zonglong Zhu ◽  
Alex K.‐Y. Jen
Keyword(s):  
Solar Cells ◽  
Photovoltaic Performance ◽  
Halide Perovskites ◽  
Lead Halide
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