Smell sensing element and smell sensing device

Smell sensing element and smell sensing device

A smell sensing element and a smell sensing device utilizing the element. The smell sensing element has a semiconductor portion formed mainly of SnO2. The semiconductor portion has a first component of at least one selected from the group consisting of oxides of alkaline earth metals and a second co...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: FUKUI, KIYOSHI, SHIGEMORI, TESSHI, EHARA, KATSUO
Format: Patent
Sprache:eng
Schlagworte:
INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIRCHEMICAL OR PHYSICAL PROPERTIES
MEASURING
PHYSICS
TESTING
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Beschreibung
Zusammenfassung:A smell sensing element and a smell sensing device utilizing the element. The smell sensing element has a semiconductor portion formed mainly of SnO2. The semiconductor portion has a first component of at least one selected from the group consisting of oxides of alkaline earth metals and a second component of at least one selected from the group consisting of oxides of Sc, Y, Ti, Zr, Hf, Th, Al, Ga and lanthanoids added thereto.