Quantitative estimation of NH3 partial pressure in H2 desorbed from the Li–N–H system by Raman spectroscopy
Author(s) -
Satoshi Hino,
Takayuki Ichikawa,
Norio Ogita,
Masayuki Udagawa,
Hironobu Fujii
Publication year - 2005
Publication title -
chemical communications
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 1.837
H-Index - 333
eISSN - 1364-548X
pISSN - 1359-7345
DOI - 10.1039/b503356j
Subject(s) - raman spectroscopy , partial pressure , hydrogen , chemistry , analytical chemistry (journal) , spectroscopy , desorption , adsorption , oxygen , environmental chemistry , organic chemistry , physics , quantum mechanics , optics
The partial pressure of NH3 gas estimated by Raman spectroscopy indicates that approximately 0.1% NH3 inevitably contaminates the H2 desorbed from a hydrogen storage material composed of LiH and LiNH2 at any temperature up to 400 degrees C in a closed system.
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