NASICON固体电解质NH3传感器的研制

功能材料与器件学报 , 2009, 15(4): 355-359. doi: 10.3969/j.issn.1007-4252.2009.04.008

NASICON固体电解质NH3传感器的研制

梁喜双 ^1, , 钟铁钢 ^2, , 刘凤敏 ^3, , 全宝富 ^4,

1.集成光电子国家重点实验室吉林大学实验区,吉林大学电子科学与工程学院,长春,130012

2.集成光电子国家重点实验室吉林大学实验区,吉林大学电子科学与工程学院,长春,130012

3.集成光电子国家重点实验室吉林大学实验区,吉林大学电子科学与工程学院,长春,130012

4.集成光电子国家重点实验室吉林大学实验区,吉林大学电子科学与工程学院,长春,130012

基金项目: 国家自然科学基金(60574096) 吉林大学985工程研究生创新基金(20080221)

关键词： NH3 , NASICON , Cr2O3 , 气体传感器

NH3 Gas Sensor based on NASICON Solid-electrolyte

本文介绍了一种管式结构的固体电解质NH,传感器.该传感器是将溶胶-凝胶法制备的NASICON为导电层材料,以掺杂C的Cr2O3为辅助电极材料制得的.当工作温度在250～450℃时,器件对浓度为(50-500)x10-6的NH3表现出了良好的气敏性能,器件电动势EMF值与NH3浓度的对数表现出了很好的线性关系,在350℃时,器件的灵敏度为89 mV/decade.同时,器件表现出较快的响应恢复速度,对50×10-6的NH3的响应恢复时间分别为30s和60s,且有较好的选择性.

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材料期刊网

NASICON固体电解质NH3传感器的研制

NH3 Gas Sensor based on NASICON Solid-electrolyte

参考文献