脆性陶瓷材料的增韧方法及其应用现状  

Toughening and Application of Brittle Ceramic

作　　者：张光磊[1] 邢朋飞[2] 高辉[1] 吕臣敬[1] 周云昭[1] 

机构地区：[1]石家庄铁道学院材料科学与工程分院,河北石家庄050043 [2]洛阳船舶材料研究所,河南洛阳471039

出　　处：《材料开发与应用》2008年第2期77-82,共6页Development and Application of Materials

摘　　要：从陶瓷断裂的基本理论入手,对比了相变增韧、微裂纹增韧、纤维增韧和纳米颗粒增韧等技术应用到陶瓷领域的增韧机理及其实施方法,举例阐述了这些增韧方法的应用,并对其发展前景进行了展望。The rupture theory of ceramics is studied, the mechanisms and method of toughening of ceramic materials are compared including phase transformation to ughening,microcracking toughening, fiber/whisker toughening, and nanometer grain toughening. The applications of the toughening technology are described and development prospect is forecast.

关 键 词：脆性陶瓷 增韧 机理 应用 

分 类 号：TQ174.1[化学工程—陶瓷工业]