功能陶瓷讲义-1.ppt

Electronic Ceramics and Their Applications X.M. Chen (陈湘明) Department of Materials Science Engineering, Zhejiang University, Hangzhou 310027 Tel: E-mail: xmchen@ Web: /xmchen Brief Introduction of X.M. Chen Was born in Hunan 1959 B.S. Dept. Mater. Sci. Eng., Central South University in 1981 PhD Dept. Mater. Sci. Metallurgy, The University of Tokyo in 1991 Research Scientist at Yokohama RD Labs., Furukawa Electric Co. Ltd. (Japan), 1991-1994 Associate Professor, Dept. Mater. Sci. Eng., Zhejiang Univ. 1994-1996 Professor, Dept. Mater. Sci. Eng., Zhejiang Univ., Since 1996 Distinguished Young Scientist Foundation of NSFC in 2000 Professor of “Changjiang Scholar Program” 2002 Member of International Advisory Board of MMA2000, MMA2002, MMA2006 Chairman, MMA-2004 (Inuyama, Japan) MMA-2008 (Hangzhou, China) Member of Executive Board, Asian Electroceramics Association (AECA). Authored or co-authored more than 140 papers in pier-reviewed international journals … Research Activities in X.M. Chen’s Group 微波介质陶瓷及其应用(Microwave dielectric ceramics and their applications) 中介电常数微波介质陶瓷新体系 低介电常数微波介质陶瓷新体系 叠层介质谐振器 可调谐介电薄膜 铁电与介电新材料(Ferroelectric and dielectric new materials) 巨介电常数材料(Giant dielectric constant materials) 非铅铁电与弛豫铁电陶瓷(Pb-free ferroelectric and relaxor ferroelectric ceramics) 微图案铁电薄膜(Micro-patterned ferroelectric thin films) 复相与多功能耦合陶瓷(Composite and multifunctional ceramics) 磁电复相陶瓷 (Magetoelectric composite ceramics) 多铁性材料 (Multiferroic materials) 磁性电介质(Magnetic dielectrics) 功能陶瓷的基本概念 与结构陶瓷相对应的概念，主要指具备特定的电、磁、声、光、热等物理性能的陶瓷材料； 电子陶瓷是功能陶瓷的主体； 电子陶瓷：介电陶瓷(绝缘陶瓷)、铁电陶瓷、反铁电陶瓷、压电陶瓷、热释电陶瓷、半导体陶瓷、电光陶瓷、磁性陶瓷等 在电子、通讯、军事、以及家电技术中有着广泛的应用。 功能陶瓷的学科关系 学科基础：固体物理、固体化学、电磁学、材料科学基础 相关学科：电子、通讯、仪器仪表等 功能陶瓷—现代电子技术的三大物质基础之一 Primary Contents Elements of Dielectrics (电介质) and Ceramic Insulators Ferroelectric(铁电), Relaxor Ferroelectric(驰豫铁电), Antiferroelectric (反铁电) Ceramics and Ceramic Capacitors(电容器) Microwave Dielectric Ceramics(微波介质陶瓷) Piezoelectric(压电) and Opto-electric Ceramics Ceram