Funded by National Natural Science Foundation of China(No.50702045);the Program for New Century Excellent Talents in University(No.NCET-08-0460);Basic Research Foundation of NWPU(No.JC20100227)
The fracture toughness of a carbon/carbon composites oxidized at different temperature for 1 h was measured. The fracture surfaces were examined by scanning electron microscopy (SEM). The results indicate that oxida...
National Natural Science Funds(50702045);The Research Fund for the Doctoral Program of Higher Education(20070699007);Program for New Century Excellent Talents in University