Results 1 to 10 of about 21,717 (254)

Diabetic Plantar Foot Segmentation in Active Thermography Using a Two-Stage Adaptive Gamma Transform and a Deep Neural Network [PDF]

open access: yesSensors, 2023
Pathological conditions in diabetic feet cause surface temperature variations, which can be captured quantitatively using infrared thermography. Thermal images captured during recovery of diabetic feet after active cooling may reveal richer information ...
Zhenjie Cao   +6 more
doaj   +2 more sources

Spot Weld Inspections Using Active Thermography

open access: yesApplied Sciences, 2022
Spot welds have a significant part in the creation of automotive vehicles. Since the integrity of, for example, a car, is dependent on the performance of multiple welds, it is important to ensure the quality of each spot weld.
Simon Verspeek   +3 more
doaj   +3 more sources

Recent Advances in Active Infrared Thermography for Non-Destructive Testing of Aerospace Components

open access: yesSensors, 2018
Active infrared thermography is a fast and accurate non-destructive evaluation technique that is of particular relevance to the aerospace industry for the inspection of aircraft and helicopters’ primary and secondary structures, aero-engine parts ...
Francesco Ciampa   +2 more
exaly   +3 more sources

Infrared Thermography for Temperature Measurement and Non-Destructive Testing

open access: yesSensors, 2014
The intensity of the infrared radiation emitted by objects is mainly a function of their temperature. In infrared thermography, this feature is used for multiple purposes: as a health indicator in medical applications, as a sign of malfunction in ...
Ruben Usamentiaga   +2 more
exaly   +3 more sources

Estimating Thermal Material Properties Using Step-Heating Thermography Methods in a Solar Loading Thermography Setup

open access: yesApplied Sciences, 2021
This work investigates solar loading thermography applications using active thermography algorithms. It is shown that active thermography methods, such as step-heating thermography, present good correlation with a solar loading setup.
Samuel Klein   +2 more
doaj   +1 more source

Study of multi-long-pulse thermography using high-power fiber lasers

open access: yesAIP Advances, 2023
Active infrared thermography tests are performed using a high-power continuous fiber laser as the excitation source. Multi-long-pulses (MLPs) are used to detect deep defects in samples with reduced heating.
Gangbo Hu   +4 more
doaj   +1 more source

Active thermography to look beneath the surface of a historic German aircraft

open access: yesResearch and Review Journal of Nondestructive Testing, 2023
Thermography is a well-established non-destructive testing technique in materials research and defect detection. In addition, it is used on cultural heritage in the form of buildings and paintings.
Julia Frisch   +4 more
doaj   +1 more source

Multi-scale gapped smoothing algorithm for robust baseline-free damage detection in optical infrared thermography [PDF]

open access: yes, 2020
Flash thermography is a promising technique to perform rapid non-destructive testing of composite materials. However, it is well known that several difficulties are inherently paired with this approach, such as non-uniform heating, measurement noise and ...
Hedayatrasa, Saeid   +4 more
core   +2 more sources

Application of Lock-In Thermography for Detecting Leakage Defects in Historic Masonry Arch Structures

open access: yesEurasian Journal of Science and Engineering, 2021
Defects in masonry are difficult to detect with the naked eye. Non-destructive testing (NDT) techniques are one such ways to detect defects. One way to detect moisture is by using lock-in Infrared (IR) thermography technology.
Mohammed Fadhil Hama   +1 more
doaj   +1 more source

Latest Advances in Common Signal Processing of Pulsed Thermography for Enhanced Detectability: A Review

open access: yesApplied Sciences, 2021
Non-destructive testing (NDT) is a broad group of testing and analysis techniques used in science and industry to evaluate the properties of a material, structure, or system for characteristic defects and discontinuities without causing damage. Recently,
Yoonjae Chung, Seungju Lee, Wontae Kim
doaj   +1 more source

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