Journal of Inorganic Materials

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Investigation on Structural Transform of Nano Titania PowdersDuring Plasma Spraying Process

ZHU Ying-Chun; HUANG Min-Hui; CHANG Cheng-Kang; DING Chuan--Xian   

  1. Shanghai Institute of Ceramics; Chinese Academy of Sciences Shanghai 200050 China
  • Received:1998-03-24 Revised:1998-04-22 Published:1998-12-20 Online:1998-12-20

Abstract: The characteristics of phase transformation and microstructure of nano titanium oxide powders during plasma spraying were discussed. XRD and TEM methods were used to determine thecrystal structure and microstructure of the plasma sprayed nano titanium oxide powders. Moreover, the nano titanium oxide powders were also sintered in a furnace and characterized with XRDand TEM. The results show that plasma spraied titanium oxide powders belong to the triclinicsystem, whose particle size ranges from several nanometers to one hundred nanometers

Key words: plasma spraying, nano titanium oxide powder, microstructure

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