Hydrogen Molecules in Crystalline Silicon Treated with Atomic Hydrogen
Author(s) -
K. Murakami,
Naoki Fukata,
Shinichi Sasaki,
Kunie Ishioka,
Masahiro Kitajima,
Shigeto Fujimura,
Jun Kikuchi,
Hajime Haneda
Publication year - 1996
Publication title -
physical review letters
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 3.688
H-Index - 673
eISSN - 1079-7114
pISSN - 0031-9007
DOI - 10.1103/physrevlett.77.3161
Subject(s) - silicon , hydrogen , deuterium , raman spectroscopy , atomic physics , molecule , materials science , kinetic isotope effect , hydrogen molecule , crystallography , physics , chemistry , optics , quantum mechanics , metallurgy
We report the first observation of the vibrational Raman spectrum of hydrogen molecules H2 in crystalline silicon treated with hydrogen atoms at 400 °C. The Raman spectrum of H2 in silicon observed at room temperature exhibits a frequency shift of around 4158 cm-1 and a very broad half-width of approximately 34 cm-1. An isotope shift was also detected at around 2990 cm-1 in silicon treated with deuterium atoms at 400 °C. The frequency shifts of the observed lines are in close agreement with those reported for H2 and D2 in the gas, liquid, and solid phases
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