WNAG Yu-cheng, FU Zheng-yi. PERCOLATION MODEL OF TiB2 AND BN MULTIPHASE CERAMICS[J]. Acta Materiae Compositae Sinica, 2002, 19(1): 50-53.
Citation: WNAG Yu-cheng, FU Zheng-yi. PERCOLATION MODEL OF TiB2 AND BN MULTIPHASE CERAMICS[J]. Acta Materiae Compositae Sinica, 2002, 19(1): 50-53.

PERCOLATION MODEL OF TiB2 AND BN MULTIPHASE CERAMICS

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  • Received Date: March 29, 2001
  • Revised Date: April 02, 2001
  • It was found that the experimental result for electric conductivity of TiB2-BN multiphase ceramics is consistent with the percolation model. The critical percent content of TiB2 is 22.9% when the raw material granularity scale is related to this paper. The critical percent content will change with grain sizes, then results in the change in electric resistivity. The ratios of grain sizes of TiB2 to BN after SPS sintering are in accord with those of the raw materials.
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