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Proton acceptance type sensor, hydrogen gas sensor and acid sensor

  • US 8,268,250 B2
  • Filed: 09/21/2009
  • Issued: 09/18/2012
  • Est. Priority Date: 10/22/2003
  • Status: Active Grant
First Claim
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1. A proton acceptance type gas sensor, comprising an organic compound containing an introduced heterocycle comprising a nitrogen atom, and a protonation catalyst in an islands-type arrangement, wherein the organic compound and the protonation catalyst contact each other, and a change in electrical resistivity, photoconductivity, or optical absorption band for the organic compound accompanies proton addition to the organic compound.

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