Project supported by the National Natural Science Foundation of China (Grant Nos. 10874110 and 10504020);Shanghai Leading Academic Discipline Project,China (Grant No. S30108);Science and Technology Commission of Shanghai Municipality,China(Grant No. 08DZ2231100)
This paper investigates the Lamb wave imaging method combining time reversal for health monitoring of a metallic plate structure. The temporal focusing effect of the time reversal Lamb waves is investigated theoretica...
National Natural Science Foundation of China(No.10504020,10874110);Shanghai Leading Academic Discipline Project,China(No.S30108);Science and Technology Commission of Shanghai Municipality,China(No.08DZ2231100)
Travel time Lamb wave tomography has been shown to be an effective nondestructive evaluation (NDE) technique for plate-like structures. The methods used previously to extract arrival times of the fastest or multi La...