Results 31 to 40 of about 187,646 (209)

The effect of adsorption-induced swelling on porosity based on the transient coal swelling model

open access: yesAIP Advances, 2019
Coal swelling induced by gas adsorption is a well-known phenomenon. In order to enhance coalbed methane production and greenhouse gases sequestration, adsorption phase should be understood deeply, and it is the most basic and the most important ...
Bo Zhang   +3 more
doaj   +1 more source

The Effects of Viscosity and Capillarity on Nonequilibrium Distribution of Gas Bubbles in Swelling Liquid–Gas Solution

open access: yesColloids and Interfaces, 2023
A detailed statistical description of the evolution of supersaturated-by-gas solution at degassing has been presented on the basis of finding the time-dependent distribution in radii of overcritical gas bubbles.
Alexander K. Shchekin   +2 more
doaj   +1 more source

Study of the Resistance of Lithium-Containing Ceramics to Helium Swelling

open access: yesCeramics
The paper presents the results of studies of the resistance of lithium ceramics to helium swelling during its accumulation in the structure of the near-surface layer, and the identification of the three types of lithium ceramics most resistant to ...
Artem L. Kozlovskiy   +3 more
doaj   +1 more source

Recovery Mechanisms for Cyclic (Huff-n-Puff) Gas Injection in Unconventional Reservoirs: A Quantitative Evaluation Using Numerical Simulation

open access: yesEnergies, 2020
Unconventional reservoirs produce large volumes of oil; however, recovery factors are low. While enhanced oil recovery (EOR) with cyclic gas injection can increase recovery factors in unconventional reservoirs, the mechanisms responsible for additional ...
B. Todd Hoffman, David Reichhardt
doaj   +1 more source

Use of polyethylene glycol coatings for optical fibre humidity sensing [PDF]

open access: yes, 2008
Humidity induced change in the refractive index and thickness of the polyethylene glycol (PEG) coatings are in situ investigated for a range from 10 to 95%, using an optical waveguide spectroscopic technique.
B. D. Gupta   +31 more
core   +2 more sources

A laboratory investigation of carbon dioxide-enhanced oil recovery by focusing on CO2-oil physical properties

open access: yesEgyptian Journal of Petroleum, 2019
Carbon dioxide (CO2) miscible flooding has become an important method in enhanced oil recovery (EOR) for recovering residual oil. In addition it may help in protection of the environment as (CO2) is widely viewed as an important agent in global warming ...
E.M. Mansour   +4 more
doaj   +1 more source

Experiments on High-Temperature Irradiation of Li2ZrO3/MgLi2ZrO4 Ceramics by He2+ Ions

open access: yesCeramics
The key objective of this study is to determine the effect of interphase boundaries, the formation of which is caused by the variation of Li2ZrO3/MgLi2ZrO4 phases in lithium-containing ceramics based on lithium metazirconate, on the resistance to near ...
Dmitriy I. Shlimas   +3 more
doaj   +1 more source

Effects of Matrix Creep Properties on Effective Irradiation Swelling of U-10Mo/Zr Dispersion Nuclear Fuels

open access: yesFrontiers in Energy Research, 2022
A meso-mechanical model is established for the homogenized irradiation swelling of U-10Mo/Zr dispersion fuels, with an equivalent sphere chosen as the representative volume element (RVE).
Yong Li   +5 more
doaj   +1 more source

Dilation-induced phases of gases absorbed within a bundle of carbon nanotubes

open access: yes, 2000
A study is presented of the effects of gas (especially H2) absorption within the interstitial channels of a bundle of carbon nanotubes. The ground state of the system is determined by minimizing the total energy, which includes the molecules' interaction
Calbi, M. Mercedes   +2 more
core   +1 more source

Dilation kinetics of glassy, aromatic polyimides induced by carbon dioxide sorption [PDF]

open access: yes, 1995
Over the past years, the equilibrium sorption of gases in polymers has been intensively studied. Mostly, glassy polymers were investigated because of their excellent selective mass transport properties.
Huisman, I.   +4 more
core   +2 more sources

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