The effects of surface treatment on optical and vibrational properties of stain-etched silicon

Ş Kalem, D. Göbelek, R. Kurtar, Z. Misirli, A. Aydinli, R. Ellialtioǧlu

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4 Citations (Scopus)

Abstract

The effects of surface treatment on optical and vibrational properties of porous silicon. (por-Si) layers grown on p-type Si wafers by electroless etching technique were studied by FTIR spectroscopy and photoluminescence (PL). The results indicate a correlatiora between the PL intensity and the strength of the absorption bands induced by mulltihydride complexes (SiHn, n ≥ 2). However, similar correlation was also established for monohydride species as evidenced from the layers containing no multihydrides. Furthermore, a new band is observed at 710 cm-1 and assigned to multihydrides suggesting a ne it, local bonding environment in these layers.

Original languageEnglish
Pages (from-to)847-850
Number of pages4
JournalNanostructured Materials
Volume6
Issue number5-8
DOIs
Publication statusPublished - 1995
Externally publishedYes

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