Pd/V.sub.2O.sub.5 device for colorimetric H.sub.2 detection
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United States of America Patent
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Sep 2, 2008
Grant Date -
Feb 26, 2004
app pub date -
May 5, 2001
filing date -
May 5, 2000
priority date (Note) -
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Abstract
A sensor structure for chemochromic optical detection of hydrogen gas over a wide response range, that exhibits stability during repeated coloring/bleaching cycles upon exposure and removal of hydrogen gas, comprising: a glass substrate (20); a vanadium oxide layer (21) coated on the glass substrate; and a palladium layer (22) coated on the vanadium oxide layer.
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