Areas of research interest

functional ceramics/nano-materials

Teaching

Functional Ceramics

Research projects

2012-2014   The National Natural Science Foundation of China 2013-2016   Tianjin Natural Science Foundation 2011-2013   Ph.D. Programs Foundation of Ministry of Education of China 2010-2012   Seed Foundation of Tianjin University 2011-2012   Open fund from the State Key Laboratory of New Ceramics and Fine Processing  of Tsinghua University

Selected publications (Journal articles, patents and books)

Yejing Dai, Shujun Zhang, Thomas R. Shrout and Xiaowen Zhang. Piezoelectric and ferroelectric properties of Li-doped (Bi0.5Na0.5)TiO3-(Bi0.5K0.5)TiO3-BaTiO3 lead-free piezoelectric ceramics. Journal of the American Ceramic Society, 2010, 93 [4]:1108–1113.
Ning Lu, Rong Yu, Zhiying Cheng, Yejing Dai, Xiaowen Zhang, and Jing Zhu. Ferroelectric polarization and domain walls in orthorhombic (K1-xNax)NbO3 lead-free ferroelectric ceramics. Applied Physics Letter, 2010, 96:221905.
Yejing Dai, Xiaowen Zhang, and Kepi Chen. Morphotropic phase boundary and electrical properties of K1-xNaxNbO3 lead-free ceramics. Applied Physics Letter, 2009, 94:042905.
Yejing Dai, Xiaowen Zhang, and Guoyuan Zhou. Phase Transitional Behavior in K0.5Na0.5NbO3-LiTaO3 Ceramics. Applied Physics Letter, 2007, 90:262903.
Yejing Dai and Xiaowen Zhang. Phase Transition Behavior and Electrical Properties of Lead-free (1-x)(0.98K0.5Na0.5NbO3-0.02LiTaO3)-x(0.96Bi0.5Na0.5TiO3- 0.04BaTiO3) Piezoelectric Ceramics. Journal of the European Ceramics Society, 2008, 28:3193-3198.
Yejing Dai, Xiaowen Zhang, and Kepi Chen. An approach to improve the piezoelectric property of (Bi0.5Na0.5)TiO3-(Bi0.5K0.5)TiO3-BaTiO3 lead-free ceramics. International Journal of Applied Ceramic Technology, 2011, 8 [2]: 423–429.