Results 61 to 70 of about 1,646 (200)

Asperity‐Driven Cascading Rupture of a Mw 1.6 Induced Microearthquake

open access: yesGeophysical Research Letters, Volume 53, Issue 8, 28 April 2026.
Abstract Studies of small earthquake (M < 2) rupture processes traditionally rely on simplified models that assume symmetric slip or point sources. Using an exceptionally dense seismic network and empirical Green's function (EGF) analysis, we investigate the complex rupture of a Mw 1.6 microearthquake induced by hydraulic fracturing.
Xinxing Chen   +3 more
wiley   +1 more source

Micro scopic heterogeneity and mechanical anisotropy of the laminated shale in Longmaxi Formation

open access: yes地质科技通报, 2021
As a clean energy, the commercial development and utilization of shale gas affect the global energy landscape. The microscopic heterogeneity and mechanical anisotropy of laminated shale have crucial significance for studying wellbore stability and the hydraulic fracture (HF) geometry.
Jingyu Xie   +5 more
openaire   +1 more source

Reservoir diagenesis research of Silurian Longmaxi Formation in Sichuan Basin, China

open access: yesJournal of Natural Gas Geoscience, 2016
AbstractThe reservoir diagenesis of Silurian Longmaxi Formation in Sichuan Basin was studied based on a large number of thin section identification, scanning electron microscopy analysis, X-ray diffraction tests, and some other experiments. Seven diagenetic processes were identified, including compaction, cementation, clay mineral transformation ...
Lingming Kong   +7 more
openaire   +2 more sources

Data for: Gas composition and carbon isotopic variation during shale gas desorption: implication from the Ordovician Wufeng Formation-Silurian Longmaxi Formation in west Hubei, China

open access: yes, 2020
Table 1. A comprehensive table for the fundamental geochemical information of Wufeng-Longmaxi Formation shale and testing results of the shale desorbed gasesTable 2.
li, S (via Mendeley Data)
core   +1 more source

Microscopic time‐dependent mechanical behavior of shale derived from nanoindentation

open access: yesDeep Underground Science and Engineering, Volume 5, Issue 1, Page 160-175, March 2026.
This study conducted grid nanoindentation creep tests to systematically analyze the microscopic creep behaviors of shale. Based on the analysis of creep strain rate sensitivity, the primary mechanism of microscopic creep in shale was found to be the extension and closure of microcracks.
Cunbao Li   +4 more
wiley   +1 more source

Geological models of gas in place of the Longmaxi shale in Southeast Chongqing, South China

open access: yes, 2016
Gas-in-place (GIP) is one of the primary controlling factors in shale gas production, but studies examining GIP have been lacking for the Lower Silurian Longmaxi shale in South China.
Zhou, Qin   +4 more
core   +1 more source

Normal pressure formation mechanism of Longmaxi shale gas in Pengshui and its adjacent areas

open access: yes, 2020
The shale gas reservoirs in Longmaxi formation in Pengshui and its adjacent areas were overpressured in geological history, but nowadays they transformed into normal pressure.
LI Shuangjian   +5 more
core   +1 more source

Accumulation conditions of Lower Paleozoic shale gas from the southern Sichuan Basin, China

open access: yesJournal of Natural Gas Geoscience, 2016
Based on the raw data of the organic-rich shale in the Lower Cambrian Qiongzhusi Formation and Lower Silurian Longmaxi Formation which were collected from the drilling core, we investigated the accumulation conditions of the Lower Paleozoic marine shale ...
Xianqing Li   +7 more
doaj   +1 more source

Precise Characterization of Fluid Logging Responses in Complex Shale Reservoirs: A Case Study From the Hongxing Area, Eastern Sichuan Basin

open access: yesGeofluids, Volume 2026, Issue 1, 2026.
Precise characterization of fluid‐sensitive logging responses in complex shale reservoirs is very important. It is essential for quantitative formation evaluation and development optimization. Based on a case study of the shale gas reservoir in the second member of the Wujiaping formation (hereinafter referred to as the Wu‐2 Member) in the Hongxing ...
Pei Deng   +4 more
wiley   +1 more source

Mineral content and electrical test results of Longmaxi Formation shale samples

open access: yes, 2019
Mineral content and electrical test results of Longmaxi Formation shale ...
Zhang, B (via Mendeley Data)
core   +1 more source

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