Results 111 to 120 of about 6,938 (253)

Damage Detection in Honeycomb Sandwich Panels by Active Thermography

open access: yes, 2019
Honeycomb sandwich panels designed for application in an aircraft cabin interior are investigated by Lock-in and Pulse Thermography techniques for 3 different defect types, and the results are presented comparatively.
Mandal, Sefa K.   +2 more
openaire   +3 more sources

Heat Load Mitigation Studies in the W7‐X Stellarator Experiment

open access: yesContributions to Plasma Physics, EarlyView.
ABSTRACT During the experiments at the stellarator Wendelstein 7‐X (W7‐X) with fully water‐cooled plasma‐facing components (PFC), including carbon‐fiber composite (CFC) divertor targets with a thermal load capability of 10 MW/m2, high performance was achieved.
Dirk Naujoks   +11 more
wiley   +1 more source

Development of Active Thermography for NDT applications through standardization [PDF]

open access: yes
Many laboratories have been working about Active Thermography as a Non Destructive Testing method for many years. This method can be applied on metallic or composites materials for surface or subsurface defects.
Maillard, S.
core   +2 more sources

Detection of Surface Cracks in Welds using Active Thermography [PDF]

open access: yes, 2012
Surface cracks in welds can be detected using several non-destructive testing methods; among the more popular ones are eddy current, penetrant and magnetic particle testing.
Broberg, Patrik,, Runnemalm, Anna,
core  

Surface hydration‐induced damage in tight oil‐bearing sandy conglomerate reservoirs

open access: yesDeep Underground Science and Engineering, EarlyView.
A series of techniques such as X‐ray diffraction, scanning electron microscopy, energy‐dispersive spectroscopy, conductivity tests, and infrared thermal imaging were used. The key findings are the identification of a two‐stage surface hydration process and the elucidation of the effects of various minerals and elements on the hydration process ...
Anbang Zhao   +5 more
wiley   +1 more source

Applications and Development of Infrared inspection of Composite Materials: in Review

open access: yesJournal of Applied Science and Engineering
The distinctive characteristics of composite materials make them indispensable across sectors like aviation, transportation, and power generation.
Fengxia Han, Hongjun Wang, Jianing Zhang
doaj   +1 more source

Transition Metal Compounds as Thermochromic Materials: Classification, Properties, Limitations, and Applications

open access: yesEcoEnergy, EarlyView.
This review systematically examines how different transition metal compounds—such as binary and multinary metal oxides, halides, sulfides, and salts—exhibit thermochromism based on the d‐electron configurations of their transition metal cations. It focuses on three main mechanisms of thermochromism: phase transition, charge transfer, and bandgap change.
Jie Wang   +5 more
wiley   +1 more source

Machine‐Learning‐Enabled Wood with Nanopump Functionalization for Solar Interfacial Evaporation

open access: yesENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
This study employed machine learning to design an iron‐cobalt‐carbon‐wood photothermal material, achieving high‐efficiency evaporation at 2.807 kg m−2 h−1 and excellent salt resistance. The integrated system increased the daily water production efficiency of solar distillation by 1.5 times, providing an innovative solution for sustainable seawater ...
Chaohai Wang   +10 more
wiley   +1 more source

Solar Fuels Via Methane Valorization: Thermochemical Pathways, Unified Metrics, and Techno‐Economic Perspectives

open access: yesENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
A first‐of‐its‐kind review benchmarks three solar methane valorization pathways with unified performance metrics for clean fuel production. Meeting global climate targets and sustainable energy demands requires carbon‐neutral fuels and innovative conversion pathways.
Muhammad Abdulmoez   +3 more
wiley   +1 more source

Investigating historic masonry structures at different depths with active thermography [PDF]

open access: yes, 2020
As shown recently, the quantification of damages in historic masonry structures is possible by using active thermography. In this paper, a case study is presented concerning systematic studies of the determination of damage depth and size by using ...
M Schiller   +9 more
core  

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