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Preparation of Low Resistance SnO_2 Powder and It's Gas-Sensing Characteristics

QUAN Baofu,JIN LiYan,QUAN Haiying,QI Jinqing,SUN Liangyan (Department of Electronic Engineering,Jilin University,Changchun,130023,China)  
Low resistance SnO 2 powders were prepared by sol-gel method.XRD and SEM were employed to investigate the structure and micrographes of SnO 2 powder.The planar heat-wire type sensors prepared with SnO 2 sensing layer are sensitive for H 2、NH 3 gases.
【Fund】: 国家自然科学基金!(编号 697740 2 7);; 吉林省科委资助
【CateGory Index】: TN304.21
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