HUMIDITY-SENSITIVE ELEMENT AND PRODUCTION THEREOF

HUMIDITY-SENSITIVE ELEMENT AND PRODUCTION THEREOF

PURPOSE:To provide a humidity-sensitive element capable of being operated by a DC power supply, requiring no AC power supply or a pulse power supply circuit, not changed in its electric resistance with respect to a relative humidity change in an exponential functional manner, requiring no linearizer...

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Hauptverfasser: KAMITO KOJI, YAMADA SHUYA, KAJI GENTARO
Format: Patent
Sprache:eng
Schlagworte:
BASIC ELECTRIC ELEMENTS
ELECTRICITY
INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIRCHEMICAL OR PHYSICAL PROPERTIES
MEASURING
PHYSICS
RESISTORS
TESTING
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creator KAMITO KOJI
YAMADA SHUYA
KAJI GENTARO
description PURPOSE:To provide a humidity-sensitive element capable of being operated by a DC power supply, requiring no AC power supply or a pulse power supply circuit, not changed in its electric resistance with respect to a relative humidity change in an exponential functional manner, requiring no linearizer circuit and easily measuring humidity in a low humidity region. CONSTITUTION:A humidity-sensitive element is composed of composite oxide whose compositional formula is represented by SrFeO3-X (0
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CONSTITUTION:A humidity-sensitive element is composed of composite oxide whose compositional formula is represented by SrFeO3-X (0&lt;=X&lt;=0.8) and formed by compounding an Sr compound and an Fe compound so as to obtain the composition range represented by the compositional formula SrFeO3-X (0&lt;=X&lt;=0.8) to mold the resulting compound and sintering the compound in an oxidative atmosphere at 700-1200 deg.C before heat-treating the same in a reductive atmosphere at 700-900 deg..</description><language>eng</language><subject>BASIC ELECTRIC ELEMENTS ; ELECTRICITY ; INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIRCHEMICAL OR PHYSICAL PROPERTIES ; MEASURING ; PHYSICS ; RESISTORS ; TESTING</subject><creationdate>1993</creationdate><oa>free_for_read</oa><woscitedreferencessubscribed>false</woscitedreferencessubscribed></display><links><openurl>$$Topenurl_article</openurl><openurlfulltext>$$Topenurlfull_article</openurlfulltext><thumbnail>$$Tsyndetics_thumb_exl</thumbnail><linktohtml>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&amp;date=19930406&amp;DB=EPODOC&amp;CC=JP&amp;NR=H0587759A$$EHTML$$P50$$Gepo$$Hfree_for_read</linktohtml><link.rule.ids>230,308,776,881,25542,76516</link.rule.ids><linktorsrc>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&amp;date=19930406&amp;DB=EPODOC&amp;CC=JP&amp;NR=H0587759A$$EView_record_in_European_Patent_Office$$FView_record_in_$$GEuropean_Patent_Office$$Hfree_for_read</linktorsrc></links><search><creatorcontrib>KAMITO KOJI</creatorcontrib><creatorcontrib>YAMADA SHUYA</creatorcontrib><creatorcontrib>KAJI GENTARO</creatorcontrib><title>HUMIDITY-SENSITIVE ELEMENT AND PRODUCTION THEREOF</title><description>PURPOSE:To provide a humidity-sensitive element capable of being operated by a DC power supply, requiring no AC power supply or a pulse power supply circuit, not changed in its electric resistance with respect to a relative humidity change in an exponential functional manner, requiring no linearizer circuit and easily measuring humidity in a low humidity region. CONSTITUTION:A humidity-sensitive element is composed of composite oxide whose compositional formula is represented by SrFeO3-X (0&lt;=X&lt;=0.8) and formed by compounding an Sr compound and an Fe compound so as to obtain the composition range represented by the compositional formula SrFeO3-X (0&lt;=X&lt;=0.8) to mold the resulting compound and sintering the compound in an oxidative atmosphere at 700-1200 deg.C before heat-treating the same in a reductive atmosphere at 700-900 deg..</description><subject>BASIC ELECTRIC ELEMENTS</subject><subject>ELECTRICITY</subject><subject>INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIRCHEMICAL OR PHYSICAL PROPERTIES</subject><subject>MEASURING</subject><subject>PHYSICS</subject><subject>RESISTORS</subject><subject>TESTING</subject><fulltext>true</fulltext><rsrctype>patent</rsrctype><creationdate>1993</creationdate><recordtype>patent</recordtype><sourceid>EVB</sourceid><recordid>eNrjZDD0CPX1dPEMidQNdvUL9gzxDHNVcPVx9XX1C1Fw9HNRCAjydwl1DvH091MI8XANcvV342FgTUvMKU7lhdLcDApuriHOHrqpBfnxqcUFicmpeakl8V4BHgamFubmppaOxkQoAQA4wCbP</recordid><startdate>19930406</startdate><enddate>19930406</enddate><creator>KAMITO KOJI</creator><creator>YAMADA SHUYA</creator><creator>KAJI GENTARO</creator><scope>EVB</scope></search><sort><creationdate>19930406</creationdate><title>HUMIDITY-SENSITIVE ELEMENT AND PRODUCTION THEREOF</title><author>KAMITO KOJI ; YAMADA SHUYA ; KAJI GENTARO</author></sort><facets><frbrtype>5</frbrtype><frbrgroupid>cdi_FETCH-epo_espacenet_JPH0587759A3</frbrgroupid><rsrctype>patents</rsrctype><prefilter>patents</prefilter><language>eng</language><creationdate>1993</creationdate><topic>BASIC ELECTRIC ELEMENTS</topic><topic>ELECTRICITY</topic><topic>INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIRCHEMICAL OR PHYSICAL PROPERTIES</topic><topic>MEASURING</topic><topic>PHYSICS</topic><topic>RESISTORS</topic><topic>TESTING</topic><toplevel>online_resources</toplevel><creatorcontrib>KAMITO KOJI</creatorcontrib><creatorcontrib>YAMADA SHUYA</creatorcontrib><creatorcontrib>KAJI GENTARO</creatorcontrib><collection>esp@cenet</collection></facets><delivery><delcategory>Remote Search Resource</delcategory><fulltext>fulltext_linktorsrc</fulltext></delivery><addata><au>KAMITO KOJI</au><au>YAMADA SHUYA</au><au>KAJI GENTARO</au><format>patent</format><genre>patent</genre><ristype>GEN</ristype><title>HUMIDITY-SENSITIVE ELEMENT AND PRODUCTION THEREOF</title><date>1993-04-06</date><risdate>1993</risdate><abstract>PURPOSE:To provide a humidity-sensitive element capable of being operated by a DC power supply, requiring no AC power supply or a pulse power supply circuit, not changed in its electric resistance with respect to a relative humidity change in an exponential functional manner, requiring no linearizer circuit and easily measuring humidity in a low humidity region. CONSTITUTION:A humidity-sensitive element is composed of composite oxide whose compositional formula is represented by SrFeO3-X (0&lt;=X&lt;=0.8) and formed by compounding an Sr compound and an Fe compound so as to obtain the composition range represented by the compositional formula SrFeO3-X (0&lt;=X&lt;=0.8) to mold the resulting compound and sintering the compound in an oxidative atmosphere at 700-1200 deg.C before heat-treating the same in a reductive atmosphere at 700-900 deg..</abstract><oa>free_for_read</oa></addata></record>
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subjects BASIC ELECTRIC ELEMENTS
ELECTRICITY
INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIRCHEMICAL OR PHYSICAL PROPERTIES
MEASURING
PHYSICS
RESISTORS
TESTING
title HUMIDITY-SENSITIVE ELEMENT AND PRODUCTION THEREOF
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