Results 81 to 90 of about 1,262 (221)

Fluid inclusion and H-O-C isotope geochemistry of the Yaochong porphyry Mo deposit in Dabie Shan, China: a case study of porphyry systems in continental collision orogens [PDF]

open access: yes, 2013
The Yaochong porphyry Mo deposit in Xinxian County, Henan Province, China, is located in the Hong'an terrane, that is, the western part of the Dabie orogen.
Chen, Yan-Jing   +5 more
core   +1 more source

Study on the Deformation Influence of Large‐Scale Foundation Pits Excavation in Reclaimed Areas on Existing Stations

open access: yesAdvances in Civil Engineering, Volume 2025, Issue 1, 2025.
The purpose of this study is to explore the deformation characteristics of existing stations caused by large‐scale excavation in reclaimed areas. By comprehensively employing theoretical analysis, numerical simulation, and field measurements, it conducts an in‐depth examination of station deformation issues using the large‐scale deep excavation project
Manpo Zhao   +3 more
wiley   +1 more source

Geochronological, elemental and Sr-Nd-Hf-O isotopic constraints on the petrogenesis of the Triassic post-collisional granitic rocks in NW Thailand and its Paleotethyan implications [PDF]

open access: yes, 2016
This study was jointly funded by the National Science Foundation of China (41190073), National Basic Research Program of China (2014CB440901 and 2016YFC0600303) and the Fundamental Research Funds for the Central Universities to SYSU.New U-Pb ...
Cawood, Peter A.   +7 more
core   +1 more source

Mechanism of Biogenic Methane Generation and Constraints in Laboratory Experiments With Multiple Nutrient Additions

open access: yesInternational Journal of Energy Research, Volume 2025, Issue 1, 2025.
Secondary biogas (SBG) represents an environmentally sustainable methane resource formed from the microbial degradation of coal during tectonic uplift. This study simulates the multistage tectonic evolution of coal‐bearing basins using a staged nutrient supplementation system, revealing the complex interplay between microbial activity and coal matrix ...
Yuan Bao   +6 more
wiley   +1 more source

Relationship between gas reservoir distribution and structural system of upper Triassic Xujiahe Fm in the Sichuan Basin

open access: yesNatural Gas Industry B, 2019
The gas reservoir of Upper Triassic Xujiahe Fm in the Sichuan Basin is characterized by “accumulation in the early stage, entrapment in the middle stage and activation in the late stage”.
Shu Liu   +6 more
doaj   +1 more source

Characterization and Spatial Distribution of Sand Group Architecture and Channel Types in Tight Gas Reservoirs: A Case Study From the Jurassic Shaximiao Formation of the Jinqiu Gas Field in the Central Sichuan Basin of China

open access: yesGeofluids, Volume 2025, Issue 1, 2025.
There is an abundance of tight gas resources in narrow channel sand‐bodies from the Jurassic Shaximiao Formation of the Jinqiu gas field in the central Sichuan Basin of China. The architecture of sand group in the study area is undefined, and the spatial distribution of channel sand‐bodies is unclear.
Guian Guo   +13 more
wiley   +1 more source

Geochemical Constraints on the Generation of Coalbed Methane in the Weizhou Area, South‐Central Ningxia, NW China: Insights From Stable Isotopes and Organic Petrology

open access: yesGeofluids, Volume 2025, Issue 1, 2025.
Amid growing global clean energy demand, coalbed methane (CBM) in the coal‐rich Weizhou area holds great development value. This study explores Weizhou CBM′s geochemical traits and genesis via analyzing gas compositions (Shanxi and Taiyuan Formations), stable isotopic distributions (δ13C1, δD, δ13CO2, and δ15N), and their burial depth variations ...
Wei He   +7 more
wiley   +1 more source

New Insights Into Phanerozoic Tectonics Of South China: Part 1, Polyphase Deformation In The Jiuling And Lianyunshan Domains Of The Central Jiangnan Orogen [PDF]

open access: yes, 2016
The central Jiangnan Orogen, genetically formed by the Proterozoic Yangtze-Cathaysia collision, presents as a composite structural feature in the Phanerozoic with multiple ductile and brittle fabrics whose geometries, kinematics, and ages are crucial ...
Cui, J   +6 more
core   +1 more source

From orogenic collapse to rifting, structures of the South China Sea [PDF]

open access: yes, 2009
The opening of the South China Sea has been a matter of debate for many years because of its internal structure, the differences between the conjugate margins and the variations of rifting and spreading directions.
Chamot Rooke, N   +4 more
core  

FIB-SEM and X-ray CT characterization of interconnected pores in high-rank coal formed from regional metamorphism [PDF]

open access: yes, 2017
Pores in coal and their connectivity are important properties of coal, providing network or channels for gas storage and migration within coal, e.g. during the coalbed methane (CBM) recovery. To investigate the growth characteristics and genetic types of
Du, Yi   +7 more
core   +1 more source

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