Origin of visible photoluminescence from porous silicon as studied by Raman spectroscopy
Data(s) |
01/10/1994
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Resumo |
In this paper we discuss the different models proposed to explain the visible luminescence in porous silicon (PS). We review our recent photoluminescence and Raman studies on PS as a function of different preparation conditions and isochronal thermal annealing. Our results can be explained by a hybrid model which incorporates both nanostructures for quantum confinement and silicon complexes (such as SiHx, and siloxene) and defects at Si/SiO2, interfaces as luminescent centres. |
Formato |
application/pdf |
Identificador |
http://eprints.iisc.ernet.in/36672/1/Origin_of_visible.pdf Roy, A and Jayaram, K and Sood, AK (1994) Origin of visible photoluminescence from porous silicon as studied by Raman spectroscopy. In: Bulletin of Materials Science, 17 (5). 513-522 . |
Publicador |
Indian academy of sciences |
Relação |
http://www.springerlink.com/content/m67t1613l104r5g4/ http://eprints.iisc.ernet.in/36672/ |
Palavras-Chave | #Solid State & Structural Chemistry Unit |
Tipo |
Journal Article PeerReviewed |