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碳纳米管掺杂纳米WO3气敏材料的制备及其应用
Preparation and gas sensitivity of nano-tungsten oxide doped by carbon nanotubes

碳纳米管掺杂纳米WO3气敏材料的制备及其应用

ISSN:1006-3536
2011年第39卷第9期
新材料与新技术
桂阳海[1],崔瑞立[1],牛连杰[2],张永辉[2],李超[2] Gui Yanghai[1],Cui Ruili[1],Niu Lianjie[2],Zhang Yonghui[2],Li Chao[2]
  1. 郑州轻工业学院河南省表界面科学重点实验室,郑州450002;郑州轻工业学院功能材料研究所,郑州450002
  2. 郑州轻工业学院河南省表界面科学重点实验室,郑州,450002
Gui Yanghai1,2 Cui Ruili1,2 Niu Lianjie1 Zhang Yonghui1 Li Chao1(1.Henan Provincial Key Laboratory of Surface & Interface Science,Zhengzhou University of Light Industry,Zhengzhou 4500022.Research Laboratory of Functional Materials,Zhengzhou 450002)

为降低WO3气敏元件的工作电压,改善WO3基敏感材料的气敏性能,采用化学吸附沉淀-水热法合成WO3和WO3/SWCNT复合材料,并研究矿化剂用量和SWCNT掺杂量对其气敏性能的影响.结果表明,大剂量矿化剂的使用会降低WO3的气敏性能;碳纳米管掺杂可以使WO3在较低的工作温度下有较高的灵敏度.SWCNT掺杂量为1%的元件...

To reduce the working voltage and enhance the sensitivity of the sensors based on WO3,WO3 and WO3/SWCNT nanocomposites were prepared through chemical adsorption precipitation-hydrothermal method.The effect of the additive amounts of mineralizer and the doping amounts of SWCNT to the gas sensing characteristics of the gas sensors based on the as-synthesized WO3 and WO3/SWCNT nanocomposites were studied.The results showed that much amount of mineralizer mook the sensitivity of WO3 was reduced,and the SWCNT do...

关键词: 三氧化钨碳纳米管水热合成气敏
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ISSN:1006-3536
2011年第39卷第9期
新材料与新技术

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