Size-Dependent Indirect Excitation of Trivalent Er Ions via Si Nanocrystals Embedded in a Silicon-Rich Silicon Oxide Matrix Deposited by ECR-PECVD
Author(s) -
G. Zatryb,
A. Podhorodecki,
J. Misiewicz,
J. Wójcik,
Peter Mascher
Publication year - 2009
Publication title -
journal of nanotechnology
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.347
H-Index - 29
eISSN - 1687-9511
pISSN - 1687-9503
DOI - 10.1155/2009/769142
Subject(s) - materials science , silicon , silicon oxide , nanocrystal , analytical chemistry (journal) , nanotechnology , silicon nitride , optoelectronics , chemistry , chromatography
Silicon nanocrystals (Si-nc) embedded in a silicon-rich silicon oxide matrix codoped with Er3+ ions have been fabricated by electron-cyclotron plasma-enhanced chemical vapor deposition. Indirect excitation of erbium photoluminescence via silicon nanocrystals has been obtained within a broad pump wavelength range. The influence of different nanocrystal sizes on the excitation transfer from the Si-nc to Er3+ ions is discussed
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