Results 191 to 200 of about 2,905,814 (268)

Thin Copper Plate Defect Detection Based on Lamb Wave Generated by Pulsed Laser in Combination with Laser Heterodyne Interference Technique. [PDF]

Sensors (Basel)
Wang X, Zhu Z, Guo G, Sun X, Gong T, Tian Y, Zhou Y, Qiu X, He X, Chen H, Fittschen C, Li C.   +11 more
europepmc   +1 more source

Detection of a Submillimeter Notch-Type Defect at Multiple Orientations by a Lamb Wave A₀ Mode at 550 kHz for Long-Range Structural Health Monitoring Applications. [PDF]

Sensors (Basel)
Capineri L, Taddei L, Marino Merlo E.
europepmc   +1 more source

ULTRASONIC TESTING WITH LAMB WAVES

, 1956
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Investigation of Lamb Wave Attenuation

2025 7th International Youth Conference on Radio Electronics, Electrical and Power Engineering (REEPE)
In this paper attenuation coefficients were evaluated for steel 12Kh18N10T and steel 20. The results were compared with those obtained from finite element modelling (FEM) and analytical evaluation. Lamb wave attenuation coefficients of antisymmetric mode
Vera A. Barat, Egor A. Lepsheev
openaire   +2 more sources

Rapid Conjugate Appearance of the Giant Ionospheric Lamb Wave Signatures in the Northern Hemisphere After Hunga‐Tonga Volcano Eruptions

Geophysical Research Letters, 2022
The explosive eruption of the Hunga‐Tonga volcano in the southwest Pacific at 0415UT on 15 January 2022 triggered gigantic atmospheric disturbances with surface air pressure waves propagating around the globe in Lamb mode.
Jia‐Ting Lin, P. Rajesh, C. Lin, M. Chou, Jann‐Yenq Liu, J. Yue, T. Hsiao, H. Tsai, Hoi‐Man Chao, Mu‐Min Kung   +9 more
semanticscholar   +1 more source

A multi-level damage classification technique of aircraft plate structures using Lamb wave-based deep transfer learning network

Smart materials and structures (Print), 2022
Lamb wave-based damage detection is one of the most promising structural health monitoring (SHM) technologies for aircraft structures. In this paper, a Lamb wave-based deep transfer learning network is developed for multi-level damage classification of ...
Weihan Shao, Hu Sun, Yishou Wang, X. Qing   +3 more
semanticscholar   +1 more source

Lamb wave based damage detection in metallic plates using multi-headed 1-dimensional convolutional neural network

Smart materials and structures (Print), 2021
Lamb wave based damage diagnosis holds potential for real-time structural health monitoring; however, analysing the Lamb wave response possess challenge due to its complex physics.
Akshay Rai, M. Mitra
semanticscholar   +1 more source

Experimental investigation of the surface corrosion damage in plates based on nonlinear Lamb wave methods

NDT & E international, 2021
This paper experimentally investigates the early stage damage caused by the surface corrosion in thin plates based on two nonlinear Lamb wave methods, which are the low-frequency S0 mode Lamb wave method and one-way S0-A0 Lamb mixing wave method.
Xiangyan Ding, Caibin Xu, M. Deng, Youxuan Zhao, Xiaoyang Bi, N. Hu   +5 more
semanticscholar   +1 more source

Nondestructive evaluation of coated structures using Lamb wave propagation

Applied Acoustics, 2022
Nondestructive evaluation (NDE) of the mechanical properties and thickness loss of coated structures is of great importance for health monitoring purposes. This study aimed to propose an NDE method based on the Lamb wave propagation for the inspection of
Arash Ebrahiminejad, A. Mardanshahi, S. Kazemirad   +2 more
semanticscholar   +1 more source