Results 41 to 50 of about 9,420 (237)

Fast methane diffusion at the interface of two clathrate structures

open access: yesNature Communications, 2017
Methane dynamics at the interface of ice clathrate structures is expected to play a role in phenomena ranging from gas exchange to methane mobility in planetary cryospheres.
Umbertoluca Ranieri   +6 more
doaj   +1 more source

Hydrogen Storage in Propane-Hydrate: Theoretical and Experimental Study

open access: yesApplied Sciences, 2020
There have been studies on gas-phase promoter facilitation of H2-containing clathrates. In the present study, non-equilibrium molecular dynamics (NEMD) simulations were conducted to analyse hydrogen release and uptake from/into propane planar clathrate ...
Mohammad Reza Ghaani   +2 more
doaj   +1 more source

Study of The Influence of Different Variables on Clathrate Practical Applications in Phenol Removal [PDF]

open access: yesEngineering and Technology Journal, 2020
In this work, effluent wastewater treated by using cyclopentane-water Clathrate system to treat water contaminates with phenols at concentrations (300, 250, 200, 150, 100 and 50) ppm in order to investigate the capability of process performance ...
Riyadh AL- Mukhtar   +2 more
doaj   +1 more source

From stellar nebula to planetesimals [PDF]

open access: yes, 2014
Solar and extrasolar comets and extrasolar planets are the subject of numerous studies in order to determine their chemical composition and internal structure.
Alibert, Yann   +4 more
core   +2 more sources

A Method to Extract Potentials from the Temperature Dependence of Langmuir Constants for Clathrate-Hydrates

open access: yes, 2001
It is shown that the temperature dependence of Langmuir constants contains all the information needed to determine spherically averaged intermolecular potentials. An analytical ``inversion'' method based on the standard statistical model of van der Waals
Bazant   +31 more
core   +2 more sources

Origin of volatiles in the Main Belt [PDF]

open access: yes, 2007
We propose a scenario for the formation of the Main Belt in which asteroids incorporated icy particles formed in the outer Solar Nebula. We calculate the composition of icy planetesimals formed beyond a heliocentric distance of 5 AU in the nebula by ...
A'Hearn   +92 more
core   +6 more sources

Observation of Sintering of Clathrate Hydrates

open access: yesEnergies, 2010
Clathrate hydrates have recently received attention as novel storage and transportation materials for natural gases or hydrogen. These hydrates are treated as powders or particles, and moderate storage temperatures (around 253 K) are set for economic ...
Kazutoshi Gohara   +3 more
doaj   +1 more source

Dispersion forces stabilise ice coatings at certain gas hydrate interfaces which prevent water wetting

open access: yes, 2019
Gas hydrates formed in oceans and permafrost occur in vast quantities on Earth representing both a massive potential fuel source and a large threat in climate forecasts.
Boström, Mathias   +8 more
core   +1 more source

A theoretical simulation of the resonant Raman spectroscopy of the H2O⋯Cl2 and H2O⋯Br2 halogen-bonded complexes [PDF]

open access: yes, 2016
The resonant Raman spectra of the H2O⋯Cl2 and H2O⋯Br2 halogen-bonded complexes have been studied in the framework of a 2-dimensional model previously used in the simulation of their UV-visible absorption spectra using time-dependent techniques.
Janda K. C.   +7 more
core   +2 more sources

A Perspective on the Applications of Triphasic Gas Storage in Electrochemical Systems

open access: yesAdvanced Science, EarlyView.
Gas storage in microporous materials positioned locally at an electrode or electrocatalyst surface enhances electrochemical processes. Abstract Microporous materials store gases under dry conditions (e.g., hydrogen or oxygen via physisorption), but in some cases microporous materials also show triphasic (e.g., in a solid|gas|liquid system) gas storage ...
Zhongkai Li   +9 more
wiley   +1 more source

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