Journal of Inorganic Materials

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Study on Miniamount Redox in Melting V2O5

WEI Jing-Song; ZHAO Kang; GU Chen-Qing   

  1. School of Materials Science & Engineering; Xi an University of Technology; Xi an 710048; China
  • Received:2000-06-07 Revised:2000-07-17 Published:2001-07-20 Online:2001-07-20

Abstract: The V2O5 melting prepared under 750, 800 and 1100℃ separately were made into V2O5 sol by quenching, and then V2O5 gel thin films were obtained by dipping non-crystal glass substrates into V2O5 sol. The tetravalence vanadium was found in V2O5 gel thin films by measuring the electrical resistance change of V2O5 gel thin films with temperature, ESCA and X-ray diffraction analysis. in this paper, from miniamount redox in melting V2O5 and crystal structure, the influencing mechanism of miniamount redox on changing valence of vanadium was analyzed and discussed in detail.

Key words: sol-gel, thin films, V2O5

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