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Observation of an Intermediate Band in Sn-doped Chalcopyrites with Wide-spectrum Solar Response

Nanostrcutured particles and polycrystalline thin films of Sn-doped chalcopyrite are synthesized by newly-developed methods. Surprisingly, Sn doping introduces a narrow partially filled intermediate band (IB) located ~1.7 eV (CuGaS(2)) and ~0.8 eV (CuInS(2)) above the valance band maximum in the for...

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Detalles Bibliográficos
Autores principales: Yang, Chongyin, Qin, Mingsheng, Wang, Yaoming, Wan, Dongyun, Huang, Fuqiang, Lin, Jianhua
Formato: Online Artículo Texto
Lenguaje:English
Publicado: Nature Publishing Group 2013
Materias:
Acceso en línea:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3573333/
https://www.ncbi.nlm.nih.gov/pubmed/23412565
http://dx.doi.org/10.1038/srep01286