ZHANG XING-YUAN, CHAN WONG LAI-WAH, CHOY CHUNG-LOONG. POLARIZATION DISTRIBUTION AND PROCESS OF DEPOLARIZATION IN VDF/TrFE FERROELECTRIC COPOLYMERS AND ITS COMPOSITES BY MEANS OF LASER INTENSITY MODULATION METHODJ. Acta Physica Sinica, 1999, 48(9): 1760-1766. DOI: 10.7498/aps.48.1760