电荷缺陷(Charge defect)也称为非化学计量结构缺陷,存在于非化学计量化合物中,由于热能和其他能量传递激发电子跃迁,产生空穴和电子形成附加电场引起周期势场的畸变,造成晶体的不完整性。在工业上有着广泛的应用。
实验结果表明,辐照电场的存在将造成缺陷在空间电荷区的不均匀分布。
Experiment results show that the application of an electric field causes nonuniform distribution of the density of the defects in the space charge region.
本文讨论了由晶体缺陷所致的自增强衍射光,富集于缺陷的空间电荷所致的空洞场,以及由此场导致的发生在畴界上的静电斥力对此损伤所起的作用。
Role of the cavity field, the electrostatic repulsive force at the domain boundary and self-enhanced diffraction light induced by physical imperfection on laser-induced surface damage are discussed.
慢极化弛豫机构来源于空间电荷和缺陷的扩散,宏观表现为吸收电流,用时域微分谱可解释这一结果。
The mechanisms of slow polarize relaxation come from the diffuse of space charges and traps, it is absorption current in the macroscopic.
应用推荐