Advances in Post-processing Technology for Laser Ultrasound Detection Signals: A Review

Y Lian, L Xie, S Han, F Du, Y Wang… - IEEE Sensors Journal, 2023 - ieeexplore.ieee.org
In the field of modern nondestructive testing (NDT), laser ultrasonic detection (LUD)
technology has become a remarkable novel technology with its advantages of high-cost …

[HTML][HTML] Achieving depth-independent lateral resolution in AR-PAM using the synthetic-aperture focusing technique

R Gao, Q Xue, Y Ren, H Zhang, L Song, C Liu - Photoacoustics, 2022 - Elsevier
Acoustic-resolution photoacoustic microscopy (AR-PAM) is a promising imaging modality
that renders images with ultrasound resolution and extends the imaging depth beyond the …

Defect reconstruction by non-destructive testing with laser induced ultrasonic detection

H Selim, M Delgado-Prieto, J Trull, R Pico, L Romeral… - Ultrasonics, 2020 - Elsevier
This work envisages a detailed study of two-dimensional defect localization and
reconstruction, using laser generated ultrasound and its application as a remotely controlled …

Fully noncontact hybrid NDT for 3D defect reconstruction using SAFT algorithm and 2D apodization window

H Selim, J Trull, M Delgado Prieto, R Picó, L Romeral… - Sensors, 2019 - mdpi.com
Nondestructive testing of metallic objects that may contain embedded defects of different
sizes is an important application in many industrial branches for quality control. Most of …

Acoustic Velocity Measurement for Enhancing Laser UltraSound Imaging Based on Time Domain Synthetic Aperture Focusing Technique

T Yoon, Y Kim, M Awais, B Lee - Sensors, 2023 - mdpi.com
A method to enhance laser ultrasound (LUS) image reconstruction with the time-domain
synthetic aperture focusing technique (T-SAFT) is presented, in which the acoustic velocity is …

Material defect reconstruction by non-destructive testing with laser induced ultrasonics

H Selim, M Delgado, J Trull, R Picó… - Journal of Physics …, 2018 - iopscience.iop.org
Aligned with current research efforts and industrial applications on nondestructive testing, in
this work, a hybrid system combining remotely induced laser ultrasonics with conventional …

Hybrid non-destructive technique for volumetric defect analysis and reconstruction by remote laser induced ultrasound

H Selim - 2020 - upcommons.upc.edu
This PhD thesis is devoted to the design, development and implementation of a non-contact
hybrid non-destructive testing (NDT) method applied to the analysis of metallic objects that …

[PDF][PDF] Time of flight diffraction and imaging (TOFDI)

PA Petcher - 2011 - wrap.warwick.ac.uk
Time of flight diffraction and imaging (TOFDI) is based on time of flight diffraction (TOFD),
adding cross-sectional imaging of the sample bulk by exploiting the scattering of ultrasonic …

Fully Non-Contact Hybrid NDT Inspection for 3D Defect Reconstruction Using an Improved SAFT Algorithm

H Selim, J Trull, MD Prieto, R Picó, L Romeral… - 2019 - preprints.org
Non-destructive testing of metallic objects that may contain embedded defects of different
sizes is an important application in many industrial branches for quality control. Most of …

[图书][B] A Laser Photoacoustic Probe: Characterisation and Its Application for Tissue Recognition

J Zainal - 2005 - search.proquest.com
A new laser-ultrasound probe for tissue recognition has been developed and employed to
undertake the recognition of different tissue features. It is a forward looking photoacoustic …