Results 31 to 40 of about 280,953 (299)

Use of alternative energy sources to improve the efficiency of natural gas hydrate technology for gas offshore deposits transportation [PDF]

open access: yes, 2018
Purpose. Justification of the principal schemes acceptable for the existing level of technology, methods of extraction and transportation of offshore natural gas deposits.
Niemchenko, K   +3 more
core   +1 more source

Large-Scale Experimental Investigation of Hydrate-Based Carbon Dioxide Sequestration

open access: yesEnergies
Hydrate-based CO2 sequestration is a novel approach that can not only realize permanent CO2 sequestration but can also form an artificial cap to prevent its upward migration.
Weixin Pang   +8 more
doaj   +1 more source

Widespread natural methane and oil leakage from sub-marine Arctic reservoirs

open access: yesNature Communications, 2023
Barents Sea shelf experienced >30 episodes of glaciation which scraped off layers of rocks and led to petroleum reservoirs exposed onto the seafloor. Today, such uncapped reservoirs produce strong fluxes of methane gas and oil into the ocean.
Pavel Serov   +4 more
doaj   +1 more source

Laboratory Study on Hydrate Production Using a Slow, Multistage Depressurization Strategy

open access: yesGeofluids, 2021
Optimization of the depressurization pathways plays a crucial role in avoiding potential geohazards while increasing hydrate production efficiency. In this study, methane hydrate was formed in a flexible plastic vessel and then gas production processes ...
Yanlong Li   +7 more
doaj   +1 more source

Data report: Seismic structure beneath the North Cascadia drilling transect of IODP Expedition 311 [PDF]

open access: yes, 2006
Between 1999 and 2004, new seismic data became available for the study of gas hydrates on the northern Cascadia margin. These data consist of multi- and single-channel data with two- and partly three-dimensional subsurface coverage and were acquired and ...
Hyndman, R. D.   +3 more
core   +1 more source

ON THE HYDRATE OF CHLORAL. [PDF]

open access: yesThe Lancet, 1870
n ...
openaire   +1 more source

Experimental Investigation into the Combustion Characteristics of Propane Hydrates in Porous Media

open access: yesEnergies, 2015
The combustion characteristics of both pure propane hydrates and the mixtures of hydrates and quartz sands were investigated by combustion experiments. The flame propagation, flame appearance, burning time and temperature in different hydrate layers were
Xiang-Ru Chen   +5 more
doaj   +1 more source

HYDRATE OF CHLORAL. [PDF]

open access: yesThe Lancet, 1870
n ...
openaire   +1 more source

Mapping the evolution of mitochondrial complex I through structural variation

open access: yesFEBS Letters, EarlyView.
Respiratory complex I (CI) is crucial for bioenergetic metabolism in many prokaryotes and eukaryotes. It is composed of a conserved set of core subunits and additional accessory subunits that vary depending on the organism. Here, we categorize CI subunits from available structures to map the evolution of CI across eukaryotes. Respiratory complex I (CI)
Dong‐Woo Shin   +2 more
wiley   +1 more source

GH-3PAD – a new numerical solver for multiphase transport in porous media - new insights on gas hydrate and free gas co-existence [PDF]

open access: yes, 2013
Gas Hydrate-3 Phase Advanced Dynamics (GH-3PAD) code has been developed to study the geophysical and biochemical processes associated with gas hydrate as well as free methane gas formation and dissolution in marine sediments.
Burwicz, Ewa   +2 more
core  

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