Gas sensor
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United States of America Patent
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Jun 2, 1998
Grant Date -
N/A
app pub date -
Nov 12, 1996
filing date -
Nov 14, 1995
priority date (Note) -
Expired
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Abstract
An insulating glass film is formed on a heater film, and a gas sensitive film is formed on the glass film. The MgO content in the glass is kept at 0.1 wt % or under to prevent Mg from eluting into absorbed water at low temperatures and segregating on the cathode by the detection voltage.
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