Results 11 to 20 of about 25,543 (262)

The Osmium Isotope Signature of Phanerozoic Large Igneous Provinces

open access: yesGeophysical Monograph Series, Page 229-246., 2021

Exploring the links between Large Igneous Provinces and dramatic environmental impact

An emerging consensus suggests that Large Igneous Provinces (LIPs) and Silicic LIPs (SLIPs) are a significant driver of dramatic global environmental and biological changes, including mass extinctions.
Alexander J. Dickson   +2 more
wiley  

+14 more sources

Numerical Investigation on Propagation Behaviors of a Three-Dimensional Fracture Network Coupled with Microseismicity in Fractured Shale Reservoirs

open access: yesEnergies, 2021
The formation mechanism and propagation behaviors of a three-dimensional hydraulic fracture network in fractured shale reservoirs remain unclear, especially when the scale of hydraulic fractures is much larger than that of natural fractures.
Jianfa Wu   +4 more
doaj   +1 more source

Study on Porosity Measurement Determination Methods of a Shale Reservoir in the Longmaxi Formation, Sichuan Basin

open access: yesYankuang ceshi, 2022
BACKGROUND Porosity is a key parameter for exploration and evaluation of shale gas reservoirs. Rapid and accurate determination of shale porosity is crucial for reserve calculation.
WENG Jianqiao   +5 more
doaj   +1 more source

Pore evolution characteristic of shale in the Longmaxi Formation, Sichuan Basin

open access: yesPetroleum Research, 2017
Through the field emission scanning electronic microscope (FESEM) and the nitrogen adsorption test, pore type and structure of shale reservoir in the Longmaxi Formation in the Sichuan Basin were well studied.
Wenping Liu   +5 more
doaj   +1 more source

Accumulation conditions and exploration potential of Wufeng-Longmaxi Formations shale gas in Wuxi area, Northeastern Sichuan Basin, China

open access: yesJournal of Natural Gas Geoscience, 2017
Wufeng-Longmaxi Formations shale gas is a new exploration field in Wuxi area, Sichuan Basin, China. Some geological parameters related to shale gas evaluation of the new exploration wells in Wuxi area have been studied, including shale reservoir, gas ...
Wei Wu   +8 more
doaj   +1 more source

Application of High-temperature Methane Adsorption Experiment to Study the Adsorption Capacity of Methane in Shales from the Wufeng Formation, Northeast Sichuan

open access: yesYankuang ceshi, 2020
BACKGROUND Shale methane adsorption capacity is not only a significant parameter to determine the exploration and exploitation plan, but also a critical criterion to evaluate the potential of a shale gas reservoir.
ZHANG Ye-yu   +5 more
doaj   +1 more source

Pore system classification of Jurassic Da’anzhai Member Lacustrine Shale: Insight from pore fluid distribution

open access: yesEnergy Exploration & Exploitation, 2023
Lacustrine shale oil has the potential to lead the development of China's oil and gas industry. By integrating scanning electron microscopy, low-temperature CO 2 and N 2 adsorption, high-pressure mercury intrusion, and nuclear magnetic resonance with ...
Guangyin Cai   +7 more
doaj   +1 more source

Geological factors controlling high flowback rates of shale gas wells in the Changning area of the southern Sichuan Basin, China

open access: yesFrontiers in Earth Science
In the Changning block of the southern Sichuan Basin, the shale gas wells in the Upper Ordovician Wufeng Formation to Lower Silurian Longmaxi Formation (Wufeng–Longmaxi) demonstrate significant difference in flowback rate of fracturing fluid, given the ...
Yongyang Liu   +16 more
doaj   +1 more source

Calculation Model of Relative Permeability in Tight Sandstone Gas Reservoir with Stress Sensitivity

open access: yesGeofluids, 2021
During the development of tight gas reservoir, the irreducible water saturation, rock permeability, and relative permeability change with formation pressure, which has a significant impact on well production.
Jin Yan   +4 more
doaj   +1 more source

Toward Industrial Electrosynthesis of Ethylene: Energy‐Efficient and Stable Acetylene Semi‐Hydrogenation on a Copper Phosphide/MXene Electrocatalyst

open access: yesAngewandte Chemie International Edition, EarlyView.
Cu3P nanoparticles anchored on MXene via Ti─O─P bonds exhibit enhanced stability and resist agglomeration during the electrochemical semi‐hydrogenation of C2H2 to C2H4. Ti3C2/Cu3P achieves a record energy efficiency of 23.0% at 0.2 A cm−2 and stable operation in a 4 cm2 MEA for over 100 h at 1.0 A.
Zeliang Wu   +9 more
wiley   +1 more source

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