Results 61 to 70 of about 2,812 (173)

Novel Statistical Analysis Schemes for Frequency-Modulated Thermal Wave Imaging for Inspection of Ship Hull Materials

NDT - Journal of Non-Destructive Testing
In the field of thermal non-destructive testing and evaluation (TNDT&E), active thermography gained popularity due to its fast wide-area monitoring and remote inspection capability to assess materials without compromising their future usability.
Ishant Singh, Vanita Arora, Prabhu Babu, Ravibabu Mulaveesala   +3 more
doaj   +1 more source

Water Damage Assessment in Flexible Pavements Through GPR and MLS Integration

NDT - Journal of Non-Destructive Testing
The fast drainage of surface water from road pavements is essential to ensure both driving safety and adequate infrastructure service life. For close-graded asphalt mixtures, surface runoff relies on sufficient longitudinal and transverse slopes that ...
Luca Bianchini Ciampoli, Alessandro Di Benedetto, Margherita Fiani, Luigi Petti, Andrea Benedetto   +4 more
doaj   +1 more source

Coupled ESEM and XRD Analysis of Montmorillonite Hydration: Real-Time Swelling Quantification and Kinetic Characterization

NDT - Journal of Non-Destructive Testing
Understanding the hydration dynamics of montmorillonite clay minerals is critical for predicting their behavior in geotechnical and environmental applications.
J. Theo Kloprogge
doaj   +1 more source

Laboratory Calibration of an Integrated GPR–ERT Framework for Reinforced Concrete Assessment: Controlled Deterioration States, Depth-Preferential Corrosion Signatures, and Ground-Truth Validation

NDT - Journal of Non-Destructive Testing
Ground-penetrating radar (GPR) and electrical resistivity tomography (ERT) are physically complementary non-destructive evaluation methods for reinforced concrete, yet their integrated diagnostic use has been limited by the absence of controlled, ground ...
Muftah Abu Obaida, Philippe Sentenac
doaj   +1 more source

Electrical Resistivity as a Non-Destructive Technique for Fatigue Damage Detection in Aluminium Alloy 6082

NDT - Journal of Non-Destructive Testing
Metals are widely used in various types of structural applications such as the automotive, aerospace and construction industries. However, their service life is limited due to the various loads they experience during operation.
Viththagan Vivekanandam, Shubham Sanjay Joshi, Ebad Bagherpour, Zhongyun Fan   +3 more
doaj   +1 more source

Integrated Ground-Penetrating Radar and Electrical Resistivity Tomography for Concrete and Masonry Assessment: A Critical Review and Research Agenda

NDT - Journal of Non-Destructive Testing
Ground-penetrating radar (GPR) and electrical resistivity tomography (ERT) provide complementary, but non-unique, observations of concrete and masonry conditions.
Muftah Abu Obaida, Philippe Sentenac
doaj   +1 more source

Comparative Evaluation of Deep Learning and Hybrid CNN–Random Forest Models for Multi-Class Defect Identification in Railway Tracks

NDT - Journal of Non-Destructive Testing
Railway infrastructure is fundamental to national logistics and public transportation systems. Defects in railway tracks, such as squats, shelling, spalling, flaking, burned rails, and joint issues, can significantly compromise operational safety ...
Ravikant Mordia, Arvind Kumar Verma
doaj   +1 more source

Cross-Dataset Evaluation of the Lightweight YOLO Family for Breast Ultrasound Lesion Segmentation: Effects of Preprocessing, Hyperparameter Optimization, and Test-Time Augmentation

NDT - Journal of Non-Destructive Testing
Breast cancer remains a major global health concern, making accurate lesion assessment essential for effective clinical decision making. Deep learning has shown promising performance in breast ultrasound analysis, yet models evaluated on data from the ...
Rakib Ahammed Diptho, Pial Ghosh, Safiul Haque Chowdhury, Sarnali Basak   +3 more
doaj   +1 more source

The AWS NDEC Endorsement

e-Journal of Nondestructive Testing
In the industrial sector, Certified Welding Inspectors (CWIs) and Quality Leads are routinely tasked with overseeing and coordinating Non-Destructive Testing (NDT) operations and managing NDT technicians.
Steven Snyder
doaj   +1 more source

A Non-Destructive Search for Holocaust-Era Mass Graves Using Ground Penetrating Radar in the Vidzgiris Forest, Alytus, Lithuania

NDT - Journal of Non-Destructive Testing
The non-destructive geophysical testing method ground penetrating radar (GPR), along with satellite image and air photo assessment, a review of the existing literature sources, and Holocaust survivor testimony, was used to document the location of ...
Philip Reeder, Harry Jol
doaj   +1 more source