Results 31 to 40 of about 3,613,864 (336)

Metallic Hydrides I: Hydrogen Storage and Other Gas-Phase Applications [PDF]

open access: yes, 2002
A brief survey is given of the various classes of metal alloys and compounds that are suitable for hydrogen-storage and energy-conversion applications.
Bowman, Robert C., Jr., Fultz, Brent
core   +1 more source

Modelling ultrasound waves bubble formation in ethanol/ethyl acetate azeotrope mixture [PDF]

open access: yesE3S Web of Conferences, 2019
The separation of an azeotropic mixture such as ethanol/ethyl acetate in distillation process can be enhanced by ultrasound wave. The application of ultrasound wave creates bubble cavitation in the mixture and shifts the vapour-liquid equilibrium ...
Oladokun Olagoke   +9 more
doaj   +1 more source

First principle study of hydrogen behavior in hexagonal tungsten carbide

open access: yes, 2010
Understanding the behavior of hydrogen in hexagonal tungsten carbide (WC) is of particular interest for fusion reactor design due to the presence of WC in the divertor of fusion reactors.
Chen, Jun-Ling   +5 more
core   +1 more source

Investigation on the physical and electrochemical properties of typical Ni-based alloys used for the bipolar plates of proton exchange membrane fuel cells

open access: yesHeliyon, 2023
The phase, mechanical properties, corrosion resistance, hydrophobicity, and interface contact resistance of three typical Ni-based alloys (Hastelloy B, Hastelloy C-276, and Monel 400) and 304 stainless steels were experimentally studied to evaluate their
Jiacheng Zhong   +4 more
doaj   +1 more source

Hydrogen bubble nucleation by self-clustering: Density Functional Theory and statistical models studies using tungsten as a model system

open access: yes, 2017
Low-energy hydrogen irradiation is known to induce bubble formation in tungsten, while its atomistic mechanisms remain little understood. Using first-principles calculations and statistical models, we studied the self-clustering behavior of hydrogen in ...
Hou, Jie   +6 more
core   +1 more source

Compressive behavior and connecting topology of monolithic nanoporous niobium

open access: yesMaterials Research Letters
With an eye on the role of structure size and topology, this study explores the mechanical behavior of nanoporous (NP) Nb made by liquid-metal dealloying.
Seoyun Sohn   +4 more
doaj   +1 more source

Low Cycle Fatigue Crack Damage Behavior of TC21 Titanium Alloy with Basketweave Microstructure

open access: yesCrystals, 2022
Low cycle fatigue (LCF) crack initiation, propagation and damage behaviors of TC21 alloy with basketweave microstructure were investigated. The process of LCF damage was observed by a long-focus optical microscopic imaging system, and fatigue crack ...
Baohua Nie   +6 more
doaj   +1 more source

Surface Microstructure Study on Corona Discharge-Treated Polyethylene Using Positron Annihilation Spectroscopy

open access: yesMolecules
The microstructure and chemical properties of the corona discharge process could provide an effective method for predicting the performance of high-voltage cable insulation materials.
Jingjing Li   +12 more
doaj   +1 more source

Next Steps for Hydrogen - physics, technology and the future [PDF]

open access: yes, 2016
Hydrogen has been proposed as a future energy carrier for more than 40 years. In recent decades, impetus has been given by the need to reduce global greenhouse gas emissions from vehicles.
Glowacki, Bartek   +2 more
core  

Theoretical study on interaction of hydrogen with single-walled boron nitride nanotubes. II. Collision, storage, and adsorption [PDF]

open access: yes, 2005
Collision and adsorption of hydrogen with high incident kinetic energies on a single-walled boron nitride (BN) nanotube have been investigated. Molecular-dynamics (MD) simulations indicate that at incident energies below 14 eV hydrogen bounces off the BN
Goddard, William A., III   +4 more
core   +1 more source

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