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High surface recombination velocity limits Quasi-Fermi level splitting in kesterite absorbers

Kelvin Probe Force Microscopy, Photoluminescence imaging and numerical simulations are used to study the surfaces of Cu(2)ZnSnSe(4) absorber layers. In particular, the effect of NH(4)OH and annealing under ambient conditions is investigated. We observe drastic changes in the measured quasi Fermi-lev...

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Detalles Bibliográficos
Autores principales: Redinger, Alex, Unold, Thomas
Formato: Online Artículo Texto
Lenguaje:English
Publicado: Nature Publishing Group UK 2018
Materias:
Acceso en línea:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5789844/
https://www.ncbi.nlm.nih.gov/pubmed/29382877
http://dx.doi.org/10.1038/s41598-018-19798-w