Fabrication and characterization of SiO2（f）/Si3N4 composites

• 作 者: Yongsheng Liu Laifei Cheng Lit
• 机 构: NationalKeyLaboratoryofThermostructureCompositeMaterials
• 出 处: 北京科技大学学报：英文版
• 发表日期: 2007年5期
• 关键词: SIO2 SI3N4 复合物 化学蒸汽渗透 表面特征 SiO2/ Si3N4 composite fabrication characterization ch
• 基金项目: This study was financially supported by the Key Foundation of National Science in China （No. 90405015）, the National Elitist Youth Foundation of China （No. 50425208）, and the Doctorate Foundation of N

A silicon dioxide fiber-reinforced silicon nitride matrix (SiO2/Si3N4) composite used for radomes was prepared by chemi- cal vapor infiltration (CVI) process using the SiCl4-NH3-H2 system. The effects of the process conditions, including infiltration tem-