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NO-Sensing Characteristics of Pure and Pt-Doped WO3 Films Prepared by Sol-Gel Technique 被引量:3

溶胶凝胶制备的纯和铂搀杂三氧化钨膜的一氧化氮气敏特性
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摘要 用溶胶凝胶浸渍技术在三氧化二铝基片上制备了纯和(m(Pt):m(WO3)=0.3%)铂搀杂的三氧化钨膜.测量和比较了450-850?℃温度范围内不同退火温度的纯和铂搀杂三氧化钨膜的电阻,理想的退火温度为650?℃.纯三氧化钨膜的理想工作温度为350?℃,对40×10-6一氧化氮的灵敏度为8.9;铂搀杂三氧化钨膜的理想工作温度为250?℃,对40×10-6一氧化氮的灵敏度为114.0.实验结果显示溶胶凝胶制备的铂搀杂三氧化钨膜对一氧化氮具有高的灵敏度,低的工作温度,快速和可重复的响应.
出处 《Journal of Southeast University(English Edition)》 EI CAS 2001年第2期27-31,共5页 东南大学学报(英文版)
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