H02 DOPED W03, ULTRA-FAST, HIGH-SENSITIVE HYDROGEN SENSORS

• Main Authors: LIU, PING, LEE, SE-HEE, PITTS, J., ROLAND, TRACY, C., EDWIN
• Format: Patent
• Language: English; French
• Published: 18.07.2002
• Edition: 7
• Subjects: GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIRCHEMICAL OR PHYSICAL PROPERTIES; MEASURING; PHYSICS; TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION; TECHNICAL SUBJECTS COVERED BY FORMER USPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS; TESTING

An ultra-fast response, high sensitivity structure for optical detection of low concentrations of hydrogen gas, comprising: a substrate; a water-doped WO3 layer coated on the substrate; and a palladium layer coated on the water-doped WO3 layer. L'invention concerne une structure de haute sensibilité, à réponse ultra-rapide, pour la détection optique de faibles concentrations d'hydrogène gazeux, comprenant : un substrat ; une couche de WO3 dopée à l'eau, appliquée sur le substrat ; et une couche de palladium appliquée sur la couche de WO3 dopée à l'eau.