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Light Absorption Enhancement of Silicon-Based Photovoltaic Devices with Multiple Bandgap Structures of Porous Silicon

Porous-silicon (PS) multi-layered structures with three stacked PS layers of different porosity were prepared on silicon (Si) substrates by successively tuning the electrochemical-etching parameters in an anodization process. The three PS layers have different optical bandgap energy and construct a...

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Detalles Bibliográficos
Autores principales: Wu, Kuen-Hsien, Li, Chong-Wei
Formato: Online Artículo Texto
Lenguaje:English
Publicado: MDPI 2015
Materias:
Acceso en línea:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5512663/
https://www.ncbi.nlm.nih.gov/pubmed/28793542
http://dx.doi.org/10.3390/ma8095283