碳源对先驱体转化法制备TaC陶瓷粉体微观结构及性能影响
孙敬伟, 王洪磊, 孙楚函, 周新贵, 纪小宇

Effects of Carbon Sources on Structure and Properties of TaC Ceramic Powder Prepared by Polymer Derived Ceramics
SUN Jingwei, WANG Honglei, SUN Chuhan, ZHOU Xingui, JI Xiaoyu
图7 不同钽碳质量比所得TaC粉体的SEM照片
Fig. 7 SEM images of TaC powders obtained at different tantalum/carbon mass ratios
(a) PTO; (b) PTC1-25; (c) PTC1-40; (d) PTC2-40; (e) PTC2-45