Results 11 to 20 of about 104,276 (259)

Acknowledgment to the Reviewers of Methane in 2022

open access: yesMethane, 2023
High-quality academic publishing is built on rigorous peer review [...]
Methane Editorial Office
doaj   +1 more source

Multiscale Fracturing in Medium- to Low-Rank Coals and Its Implications on Coalbed Methane Production in the Baode Area, Eastern Ordos Basin, China

open access: yesGeofluids, 2022
Coal fractures are crucial in affecting the production of methane from coal. Multiscale fracturing and its implications on coalbed methane production have still not been fully understood.
Wei Zhang   +6 more
doaj   +1 more source

Is there methane on Mars? [PDF]

open access: yesIcarus, 2011
Abstract There have been several reports of methane on Mars at the 10–60 ppbv level. Most suggest that methane is both seasonally and latitudinally variable. Here we review why variable methane on Mars is physically and chemically implausible, and then we critically review the published reports.
Zahnle, Kevin J.   +2 more
openaire   +1 more source

Residual Strength Estimation Method of Soft Coal Based on Equivalent Residual Strain Ratio

open access: yesGeofluids, 2022
In underground mining engineering, the residual strength of surrounding rock has an important influence on the secondary stress distribution caused by excavation. Generally, the residual strength of coal can be measured by experiments, but for soft coal,
Qingquan Liu   +7 more
doaj   +1 more source

The status and development strategy of coalbed methane industry in China

open access: yesPetroleum Exploration and Development, 2023
To achieve the goals of carbon peaking and carbon neutrality under the backgrounds of poor resource endowments, weak theoretical basis and other factors, the development of the coalbed methane industry of China faces many bottlenecks and challenges. This
Fengyin XU   +13 more
doaj   +1 more source

Research on support vector machine method for comprehensive evaluation after compression [PDF]

open access: yesE3S Web of Conferences, 2020
Hydraulic fracturing is one of the important measures to increase production of oil and gas reservoirs. Pressure after the assessment of the existing technology is usually divided into direct and indirect diagnosis of hydraulic fracture. The diversity of
Chengwang Wang   +3 more
doaj   +1 more source

Recalculation and understanding of middle and low rank coalbed methane reserves: a case study of Baode Coalbed Methane Field on the eastern edge of Ordos Basin

open access: yesShiyou shiyan dizhi, 2020
The Baode Coalbed Methane Field is located in the northern section of Jinxi Flex Belt on the eastern edge of Ordos Basin. It is a typical coal seam gas field of middle and low ranks.
Lei ZHANG   +7 more
doaj   +1 more source

Methane Emission by Camelids [PDF]

open access: yesPLoS ONE, 2014
PLoS ONE, 9 (4)
Dittmann, Marie T   +6 more
openaire   +6 more sources

Methane formation and methane oxidation by methanogenic bacteria [PDF]

open access: yesJournal of Bacteriology, 1979
Methanogenic bacteria were found to form and oxidize methane at the same time. As compared to the quantity of methane formed, the amount of methane simultaneously oxidized varied between 0.3 and 0.001%, depending on the strain used. All the nine tested strains of methane producers (Methanobacterium ruminantium, Methanobacterium strain M.o.H., M ...
A J, Zehnder, T D, Brock
openaire   +2 more sources

Photocatalytic Methane Conversion over Pd/ZnO Photocatalysts under Mild Conditions

open access: yesMethane, 2023
Here, Pd nanoparticles supported on ZnO were prepared by the alcohol-reduction and the borohydride-reduction methods, and their efficiency towards the photocatalytic conversion of methane under mild conditions were evaluated.
Arthur Pignataro Machado   +5 more
doaj   +1 more source

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