(K, Na)NbO3-based Lead-free Piezoceramics: Status, Prospects and Challenges
WANG Ke, SHEN Zong-Yang, ZHANG Bo-Ping, LI Jing-Feng
Journal of Inorganic Materials . 2014, (1): 13 -22 .  DOI: 10.3724/SP.J.1077.2014.10002