欢迎登录材料期刊网

材料期刊网

高级检索

采用一种制备掺杂纳米VO2粉体的新方法获得掺Mo纳米VO2粉体.用XRD,TEM,XPS手段对掺杂纳米VO2的结构进行了表征,并研究了掺杂VO2的相变特性.结果表明,所制备的纳米VO2的尺寸约为26 nm,形貌呈近球形.掺入的Mo以Mo+6的形式存在于VO2的晶格中,形成V1-xMoxO2固溶体.掺杂纳米VO2粉体的电阻随温度的变化具有明显的开关特性.随掺入Mo含量的增加,VO2的相变温度呈线性下降,在6%MoO3的掺入量时,相变温度降为45℃.

参考文献

[1] Kivaisi R.T.;Samiji M. .Optical and electrical properties of vanadium dioxide films prepared under optimized RF sputtering conditions[J].Solar Energy Materials and Solar Cells: An International Journal Devoted to Photovoltaic, Photothermal, and Photochemical Solar Energy Conversion,1999(2):141-152.
[2] Chen Sihai;Ma Hong;Yi Xinjian et al.[J].Sensors and Actuators A:Physical,2004,115:28.
[3] Moon-Hee Lee .[J].Solar Energy Materials and Solar Cells,2002,71:537.
[4] Stanley A Lawton;Edward A Theby .[J].Journal of the American Ceramic Society,1995,78(01):238.
[5] Burkhardt W.;Christmann T.;Franke S.;Kriegseis W.;Meister D.;Meyer BK.;Niessner W.;Schalch D.;Scharmann A. .Tungsten and fluorine co-doping of VO2 films[J].Thin Solid Films: An International Journal on the Science and Technology of Thin and Thick Films,2002(1/2):226-231.
[6] 黄维刚;林华;范樵乔 et al.[P].CN 100207898,2005.
[7] Tang G C;Georgopoulos P;Fine M E et al.[J].Physical Review B,1985,31:1000.
上一张 下一张
上一张 下一张
计量
  • 下载量()
  • 访问量()
文章评分
  • 您的评分:
  • 1
    0%
  • 2
    0%
  • 3
    0%
  • 4
    0%
  • 5
    0%