[HTML][HTML] Laser Induced Phased Arrays (LIPA) to detect nested features in additively manufactured components

D Pieris, T Stratoudaki, Y Javadi, P Lukacs… - Materials & Design, 2020 - Elsevier
… of Laser Induced Phased Arrays (LIPA) to ultrasonically image nested features within AM
components, paving the way for on-line inspection. Unlike other laser … ultrasonic phased array. …

[HTML][HTML] Optimising laser-induced phased-arrays for defect detection in continuous inspections

S Cantero-Chinchilla, AJ Croxford, PD Wilcox - NDT & E International, 2024 - Elsevier
laser induced phased-arrays for detection purposes in large area inspection. The optimisation
aims to maximise the detection capability of a phased-array … of the phased-array and they …

Laser induced phased arrays for remote ultrasonic imaging of additive manufactured components

T Stratoudaki, Y Javadi, W Kerr… - … Conference of the …, 2018 - strathprints.strath.ac.uk
… However, in conventional phased arrays, there are rows of … with laser ultrasonics would
require several laser beams and as … recently demonstrated Laser Induced Phased Arrays (LIPAs) …

Laser induced ultrasonic phased array using full matrix capture data acquisition and total focusing method

T Stratoudaki, M Clark, PD Wilcox - Optics express, 2016 - opg.optica.org
… paper is to demonstrate Laser Induced Phased Array (LIPA) imaging in post processing,
by obtaining the full matrix of all possible transmitter receiver combinations in the array, at the …

[HTML][HTML] Near-surface defect detection in additively manufactured components using laser induced phased arrays with surface acoustic wave crosstalk suppression

G Davis, T Stratoudaki, P Lukacs, MW Riding… - Materials & Design, 2023 - Elsevier
… This section describes the experimental setup used for the laser induced phased array
experiments, the AM sample used and its fabrication method, and the approaches considered for …

Remote ultrasonic imaging of a wire arc additive manufactured ti-6ai-4v component using laser induced phased array

P Lukacs, G Davis, T Stratoudaki… - 2021 IEEE …, 2021 - ieeexplore.ieee.org
… In recent years the development of Laser Induced Phased Arrays (LIPAs) helped … laser
ultrasonic imaging of a WAAM sample is presented using a Laser Induced Phased Array

[PDF][PDF] Optimisation of data acquisition and processing for laser induced ultrasonic phased arrays

P Lukacs, T Stratoudaki, P Wilcox, M Clark… - … of Meetings on …, 2019 - pubs.aip.org
… A laser induced phased array (LIPA) synthesizes an ultrasonic … It wasn’t until a few years
ago that Laser Induced Phased Arrays (LIPAs) could synthesise arrays with number of array

Remote, volumetric ultrasonic imaging of defects using two-dimensional laser induced phased arrays

P Lukacs, G Davis, T Stratoudaki… - Quantitative …, 2021 - asmedigitalcollection.asme.org
… In this study the first volumetric images using 2D Laser Induced Phased Arrays are
presented. In fig. 5 the defects are identified at the expected location and depth in the sample. …

Grating lobe suppression through novel, sparse laser induced phased array design

P Lukacs, G Davis, D Pieris… - 2022 IEEE …, 2022 - ieeexplore.ieee.org
array designs are studied for Laser Induced Phased Arrays. In previous studies, sparse
transducer-based phased arrays … of a transducerbased phased array to achieve different transmit …

Full matrix capture and the total focusing imaging algorithm using laser induced ultrasonic phased arrays

T Stratoudaki, M Clark, PD Wilcox - AIP Conference Proceedings, 2017 - pubs.aip.org
… demonstrated [23] Laser Induced Phased Array (LIPA) … all possible transmitter receiver
combinations in the array, at the non-… For laser ultrasonics in particular, the advantage is that array