Gas sensor with multiple internal reference electrodes and sensing electrodes

Research output: PatentPatent – Annual report year: 2016

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The invention relates to a potentiometric gas sensor, or potentiometric gas detection element, with multiple internal reference electrodes and multiple sensing electrodes for determining the concentrations of gas components in a gaseous mixture. The sensor for gas detection comprises: a solid electrolyte, at least two sensing electrodes (SEs) in solid contact with the electrolyte, and at least two internal reference electrodes (IREs) in solid contact with the electrolyte, wherein each IRE comprises a composite material, comprising a binary mixture of a metal and a metal oxide dispersed to form a three-dimensional network extending throughout the IRE, and wherein each SE is electrically connected with at least one IRE.

Original languageEnglish
IPCG01N 33/ 00 A I
Patent numberWO2016166126
Filing date20/10/2016
CountryInternational Bureau of the World Intellectual Property Organization (WIPO)
Priority date13/04/2015
Priority numberEP20150163339
Publication statusPublished - 20 Oct 2016

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