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.

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。

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The invention belongs to the field of ultra-precision processing of hard and brittle crystal materials and relates to a corroding agent for detecting damage of a surface layer of a sapphire substrate.

本发明属于硬脆晶体材料超精密加工领域，涉及一种用于检测蓝宝石基片表面层损伤的腐蚀剂。

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