Results 151 to 160 of about 1,644 (239)

Multimodal hard X-ray nanoprobe techniques for operando investigations of photovoltaic devices. [PDF]

open access: yesJ Synchrotron Radiat
Choi E   +7 more
europepmc   +1 more source

Structural and optical properties of Cu2ZnSn(S,Se)4 films obtained by magnetron sputtering of a Cu2ZnSn alloy target [PDF]

open access: yesPhysics of the Solid State, 2017
Results of the study of structural and optical properties of Cu2ZnSn(S,Se)4 thin films obtained by sulfitation (selenization) of Cu2ZnSn films which were sputtered by target direct current magnetron sputtering using a stoichiometric Cu2ZnSn (99.99%) target are presented.
Solovan M. N.   +8 more
openaire   +3 more sources

Charge Separation Enhancement Enables Record Photocurrent Density in Cu2ZnSn(S,Se)4 Photocathodes for Efficient Solar Hydrogen Production

Advanced Energy Materials, 2023
Cu2ZnSn(S,Se)4 (CZTSSe) is a promising light absorbing semiconductor for solar energy conversion in photovoltaic cells and photo‐electrochemical (PEC) water‐splitting devices, owing to its earth‐abundant constituents, adjustable band‐gap, and superior ...
G. Liang   +8 more
semanticscholar   +1 more source

Sodium doping of solution-processed Cu2ZnSn(S,Se)4 thin film and its effect on Cu2ZnSn(S,Se)4 based solar cells

Vacuum, 2021
Abstract The (NaxCu1-x)2ZnSn(S,Se)4 alloy films with different Na concentrations were synthesized by using a facile and environmentally friendly sol-gel method. In this paper, we discuss the effect of Na content on the crystalline quality, and photo-electric properties of the films. The bandgap of (NaxCu1-x)2ZnSn(S,Se)4 is adjusted between 0.97 and 1.
Dongyue Jiang   +6 more
openaire   +1 more source

Defect Engineering in Earth‐Abundant Cu2ZnSn(S,Se)4 Photovoltaic Materials via Ga3+‐Doping for over 12% Efficient Solar Cells

Advanced Functional Materials, 2021
The efficiency of earth‐abundant Cu2ZnSn(S,Se)4 (CZTSSe) solar cells is considerably lower than the Shockley–Queisser limit. One of the main reasons for this is the presence of deleterious cation disordering caused by SnZn antisite and 2CuZn+SnZn defect ...
Yachao Du   +9 more
semanticscholar   +1 more source

High Efficiency Cu2ZnSn(S,Se)4 Solar Cells with Shallow LiZn Acceptor Defects Enabled by Solution‐Based Li Post‐Deposition Treatment

Advanced Energy Materials, 2021
Lithium incorporation in kesterite Cu2ZnSn(S,Se)4 (CZTSSe) materials has been experimentally proven effective in improving electronic quality for application in photovoltaic devices. Herein, a feasible and effective solution‐based lithium post‐deposition
Mingrui He   +13 more
semanticscholar   +1 more source

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