偏置电场诱导的PLZST反铁电介电弛豫现象

Public

Published in Chinese Science Bulletin (Chinese Version) • Aug 1, 2008

Authors:

丹张

,

鹏刘

Abstract

在不同偏置电场和频率下测量了(Pb0.94La0.04)(Zr0.5Sn0.3Ti0.2)O3陶瓷的介电温谱, 观察到电场诱导的反铁电介电弛豫现象. 电场越大, 反铁电介电频率色散越强; 反铁电与铁电态之间的相互竞争与共存引起材料内部纳米尺度的结构无序, 这被认为是反铁电介电弛豫的物理起源.

Finding related papers...

(0)

No comments yet

Be the first to share your thoughts!