Chinese Journal of Magnetic Resonance ›› 1997, Vol. 14 ›› Issue (5): 443-448.

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PREPARATION AND ESR STUDY OF NANOMETER-SIZED Mn2O3

Chen Zhiwen, Zhang ShUyuan, Tan Shun, Wang Jian, Li Fanqing, Jin Sizhao   

  1. Structure Research Lab., University of Science and Technology of China, Hefei 230026
  • Received:1997-04-16 Revised:1997-06-20 Published:1997-10-05 Online:2018-01-22

Abstract: Nanometer-sized manganic oxide(Mn2O3) has been prepared for the first time by a chemical liquid homogeneous precipitation (CLHP) method. Transmission electron micrographs and X-ray powder diffraction patterns show that the average particle sizes are in the range of 9-50nm. From the Electron Spin Resonance(ESR) patterns of 9nm manganic oxide particle, we can observe hyperfine structure:Six absorption peaks of ESR signal.

Key words: Nanometer-sized Mn2O3, XRD, TEM, ESR, Hyperfine strictrue