Results 11 to 20 of about 1,818,425 (300)

Hydrogen Effect against Hydrogen Embrittlement [PDF]

open access: yesMetallurgical and Materials Transactions A, 2010
The well-known term “hydrogen embrittlement” (HE) expresses undesirable effects due to hydrogen such as loss of ductility, decreased fracture toughness, and degradation of fatigue properties of metals. However, this article shows, surprisingly, that hydrogen can have an effect against HE.
Murakami, Yukitaka   +2 more
openaire   +1 more source

Hydrogen effects in corrosion: discussion [PDF]

open access: yesPhilosophical Transactions of the Royal Society A: Mathematical, Physical and Engineering Sciences, 2017
This session contained talks on the characterization of hydrogen-enhanced corrosion of steels and nickel-based alloys, emphasizing the different observations across length scales, from atomic-scale spectrographic to macro-scale fractographic examinations. This article is part of the themed issue ‘The challenges of hydrogen and metals’.
Miles A. Stopher, E. Luke Simpson
openaire   +3 more sources

Cardioprotective effects of hydrogen sulfide [PDF]

open access: yesNitric Oxide, 2011
The gaseous mediator hydrogen sulfide (H(2)S) is synthesized mainly by cystathionine γ-lyase in the heart and plays a role in the regulation of cardiovascular homeostasis. Here we first overview the state of the art in the literature on the cardioprotective effects of H(2)S in various models of cardiac injury.
Gábor, Szabó   +8 more
openaire   +2 more sources

Hydrogen Purification Performance Optimization of Vacuum Pressure Swing Adsorption on Different Activated Carbons

open access: yesEnergies, 2021
Hydrogen purification is an important part of hydrogen energy utilization. This study aimed to perform hydrogen purification of multi-component gas (H2/CO2/CH4/CO/N2 = 0.79/0.17/0.021/0.012/0.007) by one-column vacuum pressure swing adsorption (VPSA) and
Jinsheng Xiao   +5 more
doaj   +1 more source

Synergistic effect and mechanisms of ultrasound and AlOOH suspension on Al hydrolysis for hydrogen production

open access: yesUltrasonics Sonochemistry, 2022
Ultrasound can accelerate and change the reaction process and is widely used in the field of hydrogen production and storage. In this study, ultrasound (US) and AlOOH suspension (AH) are used to promote hydrogen production from Al hydrolysis. The results
Wei-Zhuo Gai   +4 more
doaj   +1 more source

Thin Film Transistor

open access: yesCrystals, 2019
The special issue is "Thin Film Transistor". There are eight contributed papers. They focus on organic thin film transistors, fluorinated oligothiophenes transistors, surface treated or hydrogen effect on oxide-semiconductor-based thin film transistors ...
Ray-Hua Horng
doaj   +1 more source

The effect of protein backbone hydration on the amide vibrations in Raman and Raman optical activity spectra [PDF]

open access: yes, 2019
Raman and specifically Raman optical activity (ROA) spectroscopy are very sensitive to the solution structure and conformation of biomolecules. Because of this strong conformational sensitivity, density functional theory (DFT) calculations are often used
Bultinck, Patrick   +2 more
core   +2 more sources

Influence of the hydrogen skin effect on the nature of the fracture of steel specimens

open access: yesSt. Petersburg Polytechnical University Journal: Physics and Mathematics, 2022
The influence of hydrogen saturation of steel specimens on the results of their standardized testing for resistance to hydrogen cracking has been carried out.
Sedova Yuliya   +2 more
doaj   +1 more source

Evaluation of the effect of TiC precipitates on the hydrogen trapping capacity of Fe-C-Ti alloys [PDF]

open access: yes, 2014
The present work evaluates the hydrogen trapping behavior of different laboratory cast generic Fe-C-Ti martensitic alloys. Titanium carbides were precipitated in the materials by well-designed heat treatments.
Depover, Tom   +4 more
core   +2 more sources

Experimental study on the effect of hydrogen addition on methane/ethylene diffusion flame soot formation based on light extinction measurement

open access: yesEnergy Reports, 2021
In this study, the mixed diffusion flame soot of methane, ethylene and hydrogen were studied, and the two-dimensional light extinction measurement was applied to investigate the distribution characteristics of the ethylene flame soot concentration with ...
Yuhan Zhu   +4 more
doaj   +1 more source

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