Nature of photoluminescence excitation bands in porous silicon

T. V. Torchinskaya, N. E. Korsunskaya, M. K. Sheinkman, L. Yu Khomenkova, B. M. Bulakh, B. R. Dzhumaev, A. Many, Y. Goldstein, E. Savir

Research output: Contribution to conferencePaperpeer-review

Abstract

Photoluminescence excitation spectra consisted of two ultraviolet and one visible bands were observed. The spectra shape dependence on preparation regimes and aging in different environment show that visible excitation band is connected with light absorption by some adsorbed species, while two ultraviolet ones are due to defects in silicon oxide.

Original languageEnglish
Pages109-112
Number of pages4
StatePublished - 1999
Externally publishedYes
EventProceedings of the 1999 International Semiconductor Conference (CAS '99) - Sinaia, Romania
Duration: 5 Oct 19999 Oct 1999

Conference

ConferenceProceedings of the 1999 International Semiconductor Conference (CAS '99)
CitySinaia, Romania
Period5/10/999/10/99

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