探讨了不同极化方式下Pb(Mg_(1/3)Nb_(2/3))O_(3)–0.3Pb Ti O_(3)(PMN-0.3PT)单晶的压电性能的变化。实验结果表明,相比于直流电极化,交流电极化后PMN-0.3PT单晶的压电系数d33从1421 pC/N提升至1857 pC/N,相对介电系数εr从4800提升至6...
supported by the National Defense Science&Technology Innovation Zone Project,the Natural Science Foundation of China(Grant No.12072213);the National Science and Technology Major Project(Grant No.J2019-Ⅲ-0010-0054);the National Numerical Windtunnel(Grant No.NNW2019-JT01-023);We thank Zhenhuan Li(Huazhong University of Science and Technology)and Jiangyu Li(Southern University of Science and Technology)for the useful discussion.