研究了CO2激光辐照对PZT-4陶瓷介电性能的影响。在一定的激光辐照功率密度下，PZT-4陶瓷的介电常数下降约5%，介电损耗下降约60%，矫顽场......

Giant dielectric constant materials have great potential in application of miniaturization of electronic devices and hig......