Evaluation of recycled concrete by means of non destructive tests
The use of recycled concrete as aggregate for the production of new concretes is a consequence of the shortage of natural resources and the environmental problems due to the storage of residual building materials.
A. A. Di Maio, L. P. Traversa
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Evaluating subsurface damage in optical glasses [PDF]
Hard brittle materials (e.g. glasses and ceramics) increasingly appeal to general interests because of their excellent physical, mechanical and chemical properties such as super hardness and strength at extreme temperature and chemical stability.
Wang Jian +4 more
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Bridge inspection practices using non-destructive testing methods
Non-Destructive Testing (NDT) methods have been developed and employed as a means of rapid and effective structural inspection. Despite the various kinds of NDT methods developed for bridge inspection, not much study has been performed on their usage and
Sangwook Lee, Nikolas Kalos
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Application of non destructive testing to the detection of aeronautical defects in composite structures [PDF]
A study of two Non-destructive Testing methods (NDT) was carried out in specimens with different kinds of simulated defects. Ultrasonics test (US) and Infrared Thermography (IRT) were applied with the aim to evaluate the detectability and the accuracy of
Munoz Cuartas, Victor +9 more
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Non Destructive Evaluation of Glass-Epoxy Composite using Impact-echo Method [PDF]
In this paper a new method for Nondestructive testing or Nondestructive evaluation is proposed for Glass-Epoxy composite. For this purpose, impact-echo is used to evaluate the properties of composite materials, detecting internal defects and thickness ...
MohammadMahdi Amiri +2 more
doaj
Fiber optic sensors are increasingly used to measure dynamic strain fields caused by the propagation of mechanical waves. Their low intrusiveness when embedded within a structure makes them suitable for a wide range of applications.
Nicolas Derrien +7 more
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Non destructive investigation of defects in composite structures by three infrared thermographic techniques [PDF]
This paper investigates full-field measurement techniques based on Infrared Thermography for Non Destructive Testing (NDT) applications on composite materials.
Péronnet, Elodie +10 more
core
Evaluation of full-sized and thick cross-laminated timber using in-line non-destructive techniques
Advancements in non-destructive evaluation systems for predicting mechanical properties of cross-laminated timber appear to have been limited to laboratory scale, reduced sample sizes, or difficult practical solutions for industry implementation.
Brancheriau, Loic +3 more
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THz QCL - Based active imaging applied to composite materials diagnostic [PDF]
This paper presents a CW raster-scanning THz imaging setup, used to perform Non-Destructive Testing of Kevlar and carbon fibre samples. The setup uses a 2.5 THz Quantum Cascade Laser as a source.
Yoann Petitjean +9 more
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Non‐destructive thermal ageing evaluation of P(VDF‐HFP) film based on broadband dielectric response
Capacitors and sensors based on polymer dielectric materials are key components in electrical systems and electronic devices. Considering the temperature rise during operation, an effective evaluation method for the thermal ageing of polymer matrix is ...
Qian Wang +6 more
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