激光超声技术及其在无损检测中的应用概况  

A Review on Laser ultrasonic technique and its applications in non-destructive testing

作　　者：施德恒[1] 陈玉科[1] 孙金锋[2] 朱遵略[2] 刘玉芳[2] 

机构地区：[1]空军第一航空学院基础部,信阳464000 [2]河南师范大学物理系,新乡453007

出　　处：《激光杂志》2004年第5期1-4,共4页Laser Journal

摘　　要：概述了激光超声技术的基本特点 ,介绍了激光超声产生及接收的基本原理 ,综述了激光超声技术在无损检测领域的应用简况 。The features of laser ultrasonic techniques are commented.The principles of laser ultrasonic generation and measurement with pulsed lasers in small cracks are presented.Applications in the field of non-destructive testing of small cracks are reviewed.In view of some of the problems,the developing trends of such techniques are analyzed.

关 键 词：激光超声 无损检测 激光产生 微小裂纹检测 超声 激光检测 

分 类 号：TN249.042[电子电信—物理电子学]