Nonlinear Ultrasonic Second Harmonic Assessment of Concrete Defects Based on Embedded Piezoelectric Sensors

Chen, J; Yang, CL; Wang, QD; Xu, N; Zhang, TT

Zhang, TT (corresponding author), Beihang Univ, Sch Transportat Sci & Engn, Dept Civil Engn, Beijing 100191, Peoples R China.

RESEARCH IN NONDESTRUCTIVE EVALUATION, 2020; 31 (4): 254

Abstract

In this work, the second harmonic generation (SHG) technique based on embedded piezoelectric (PZT) sensors is developed for the defect assessment of c......

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