Microstructural evolution of h-BN matrix composite ceramics with La-Al-Si-O glass phase during hot-p

• 作 者: Baofu QIU Xiaoming DUAN Zhuo ZHANG Chen ZHAO Bo NIU Peigang HE Delong CAI Lei CHEN Zhihua YANG Yujin WANG Dechang JIA Yu
• 机 构: Key Laboratory of Advanced Structural-Functional Integration Materials&Green Manufacturing Technolog
• 出 处: 先进陶瓷(英文)
• 发表日期: 2021年3期
• 关键词: h-BN matrix composite ceramics La-A1-Si-O glass phase microstructural evolution
• 基金项目: This study was financially supported by the National Key Research and Development Program of China(No.2017YFB0310400),the National Natural Science Foundation of China(Nos.52072089,51672060,and 5183200

BN/La-Al-Si-O composite ceramics were fabricated by hot-pressed sintering using hexagonal boron nitride(h-BN),lanthanum oxide(La₂O₃),aluminia(Al₂O₃),and amorphous silica(SiO₂)as the raw materials.The