1. Asanuma, H., Development of metal-based smart composites, JOM, Vol. 52, No. 10 (2000), pp. 21-25
2. Chiba, T., Yanaseko, T., Asanuma, H. and Sato H., Microstructures and characteristics of the metal-core piezoelectric ceramic fiber/aluminum composites, Proc. Of The 113th Conference of Japan Institute of Light Metals (2007), P22.
3. Guo, H., Ma, C., Liu, X. and Tan, X., Electrical poling below coercive field for large piezoelectricity, Applied Physics Letters, 102, (2013), 092902.
4. IEEE Standard on Piezoelectricity, (1987), ANSI/IEEE, Std. 176.
5. Ogawa, T., Furukawa M. and Tsukada, T., Poling Field Dependence of Piezoelectric Properties and Hysteresis Loops of Polarization versus Electric Field in Alkali Niobate Ceramics, Japanese Journal of Applied Physics, 48 (2009) 09KD07.