This paper presents a new method of measuring dispersion curves of leaky Lamb waves propagating in a thin plate. The measurement system is based on a lens-less line-focus …
PV Zinin - Experimental Methods in the Physical Sciences, 2001 - Elsevier
This chapter deals with the elastic characterization of solid media by acoustic microscopy. Three types of microscopy are considered. The first type is conventional acoustic …
Y Lu, C He, G Song, B Wu, CH Chung, YC Lee - Ultrasonics, 2014 - Elsevier
This paper investigates a new method for fabrication of broadband line-focus ultrasonic transducers by sol–gel spin-coating the poly (vinylidene difluoride-trifluroethylene)[P (VDF …
YC Lee, SP Ko - NDT & E International, 2001 - Elsevier
This paper presents a new method for measuring dispersion curves of elastic waves propagating in thin plates and layered media. The measurement is based on line-focus …
abstract This paper proposes an approach to detecting and characterizing structural cracks emanating from rows of rivet holes in thin metallic plates using lamb wave, wavelet transform …
CI Lin, Y Lu, C He, G Song, YC Lee - NDT & E International, 2015 - Elsevier
This paper develops a measurement method for accurately determining dispersion curves of Rayleigh-type surface waves propagating on layer-coated elastic cylinders. It utilizes PVDF …
Q Li, X Zhang, Y Wang… - ASME …, 2016 - asmedigitalcollection.asme.org
In this paper, we present our recent study on the characterization of the elastic properties of several metal alloys fabricated by additive manufacturing method using the line-focus …
Corrosion plays a considerable role in metal degradation. For example, approximately 40% of the defense system maintenance is directed toward corrosion-related maintenance with …