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Naji, M. |
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Motta, Antonella |
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Aletan, Dirar |
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Mohamed, Tarek |
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Ertürk, Emre |
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Taccardi, Nicola |
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Kononenko, Denys |
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Petrov, R. H. | Madrid |
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Alshaaer, Mazen | Brussels |
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Bih, L. |
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Casati, R. |
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Muller, Hermance |
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Kočí, Jan | Prague |
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Šuljagić, Marija |
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Kalteremidou, Kalliopi-Artemi | Brussels |
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Azam, Siraj |
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Ospanova, Alyiya |
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Blanpain, Bart |
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Ali, M. A. |
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Popa, V. |
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Rančić, M. |
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Ollier, Nadège |
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Azevedo, Nuno Monteiro |
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Landes, Michael |
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Rignanese, Gian-Marco |
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Qu, Yongtao
in Cooperation with on an Cooperation-Score of 37%
Topics
Publications (11/11 displayed)
- 2023A structural, optical and electrical comparison between physical vapour deposition and slot-die deposition of Al:ZnO (AZO)
- 2022Elimination of the carbon-rich layer in Cu2ZnSn(S, Se)4 absorbers prepared from nanoparticle inkscitations
- 2022Routes to Increase Performance for Antimony Selenide Solar Cells using Inorganic Hole Transport Layerscitations
- 2022Ex-situ Ge-doping of CZTS Nanocrystals and CZTSSe Solar Absorber Filmscitations
- 2022Ex situ Ge-doping of CZTS nanocrystals and CZTSSe solar absorber films.citations
- 2022Recovery mechanisms in aged kesterite solar cellscitations
- 2020Innovative fabrication of low-cost kesterite solar cells for distributed energy applications
- 2019Solution processing route to Na incorporation in CZTSSe nanoparticle ink solar cells on foil substratecitations
- 2018Photovoltaic performance of CdS/CdTe junctions on ZnO nanorod arrayscitations
- 2016Selenization kinetics inCu2ZnSn(S,Se)4 solar cells prepared from nanoparticle inkscitations
- 2016The role of nanoparticle inks in determining the performance of solution processed Cu2ZnSn(S,Se)4thin film solar cellscitations
Places of action
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article
Recovery mechanisms in aged kesterite solar cells
Abstract
For successful long-term deployment and operation of kesterites Cu2ZnSn(SxSe1−x)4 (CZTSSe) as light absorber materials for photovoltaics, device stability and recovery in kesterite solar cells are investigated. A low temperature heat treatment is applied to overcome the poor charge extraction that developed in the natural aging process. It is suggested that defect states at aged CZTSSe/CdS heterojunctions were reduced while apparent doping density in the CZTSSe absorber increased due to Cd/Zn inter-diffusion at the heterojunction during the annealing process. In situ annealing experiments in a transmission electron microscope were used to investigate the elemental diffusion at the CZTSSe/CdS heterojunction. This study reveals the critical role of heat treatment to enhance the absorber/Mo back contact, improve the quality of the absorber/buffer heterojunction and recover the device performance in aged kesterite thin film solar cells.