SENSOR ELEMENT AND GAS SENSOR

Abstract: a sensor element configured to detect a concentration of a specific gas in a measurement-object gas, the sensor element includes an element body having a front end, a rear end and a peripheral face; an inner electrode disposed inside the element body; and a conducting section including an inner conducting section and an outer conducting section, the outer conducting section disposed at the peripheral face and including a connector electrode disposed at a part of the peripheral face that is near the rear end, the outer conducting section being electrically continuous with the inner conducting section. a connection portion in the outer conducting section to the inner conducting section is gas permeable, and a contact area between the connection portion and the solid electrolyte body is 1.10 mmor smaller.

Inventor(s): Rei SAWA, Junna TAKAYA, Daiki SHOMURA, Ryo HASHIKAWA, Ayaka SATO, Ozora KANO

CPC Classification: G01N27/409 (INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES (measuring or testing processes other than immunoassay, involving enzymes or microorganisms , ))

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