OH-related emitting centers in interface layer of porous silicon

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

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32 Citas (Scopus)

Resumen

Photoluminescence and excitation spectra measurements as well as SIMS and FTIR techniques were used to investigate the photoluminescence excitation mechanism of porous silicon. It is shown that there are two types of photoluminescence excitation spectra which consist either of two, visible and ultraviolet, or one, only ultraviolet, bands. The dependence of photoluminescence excitation spectra upon the various treatment (aging in vacuum, in air and in liquids) indicates that the excitation in the visible range occurs via light absorption of some species on the porous Si surface.

Idioma originalInglés
Páginas (desde-hasta)955-958
Número de páginas4
PublicaciónPhysica B: Condensed Matter
Volumen273-274
DOI
EstadoPublicada - 15 dic. 1999
EventoProceedings of the 1999 20th International Conference on Defects in Semiconductors (ICDS-20) - Berkeley, CA, USA
Duración: 26 jul. 199930 jul. 1999

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