^pLaboratory;
of;
Optoelectronic;
Technology;
and;
Systems,;
Ministry;
of;
Education,;
Chongqing;
University,;
Chongqing;
400030,;
China;
^pof;
Electronic;
Engineering,;
China;
Academy;
of;
Engineering;
Physics,;
Mianyang;
621900,;
China;
CdZnTe探测器; 极化效应; X射线; 成像过程; CdZnTe晶体; 空间电荷区; 强化; 电势分布;