Results 51 to 60 of about 3,987,478 (196)

Lacustrine Shale Gas Reservoir Characterization in the Yanchang Formation by Integrated Geological Facies, Geochemistry, Chemostratigraphy, SEM Pore Imaging, Petrography, and Geophysics [PDF]

open access: yes, 2016
During the past 2 years, researchers from the Bureau of Economic Geology (BEG) and Yanchang Petroleum Group (Yanchang) have worked closely to conduct an integrated research project titled "Lacustrine Shale Gas Reservoir Characterization in the ...
Zhang, T., Zeng, Hongliu
core   +1 more source

Genesis of H2S in Jurassic associated gas in Pengyang area, Ordos Basin, NW China

open access: yesJournal of Natural Gas Geoscience, 2022
The Jurassic Yan'an Formation (J1y) crude oil-associated gas in the Pengyang area of the Ordos Basin contains a certain amount of H2S. The study of its genesis is important for us to predict the distribution of H2S in Mesozoic in the basin.
Jianfeng Li   +5 more
doaj   +1 more source

Machine Learning Approaches for Predicting Total Organic Carbon From Petrophysical Well Logs in the Wufeng–Longmaxi Shale, Southeast Sichuan Basin, China

open access: yesGeoscience Data Journal, Volume 13, Issue 4, October 2026.
This study demonstrates the application of machine learning models—Random Forest, XGBoost, and Multiple Linear Regression—to predict Total Organic Carbon (TOC) from well logs, significantly improving TOC prediction accuracy and reliability across diverse geological settings compared to traditional log‐based methods.
Haseeb Ahmad   +6 more
wiley   +1 more source

Characteristics of inclusions in chang 7 member and shale oil accumulation stages in Zhijing-Ansai area, Ordos Basin.

open access: yesPLoS ONE
In order to further clarify the shale oil accumulation period of the Chang 7 member of the Mesozoic Triassic Yanchang Formation in the Zhijing-Ansai area of the central Ordos Basin, Using fluid inclusion petrography analysis, microscopic temperature ...
Wenjie Wu   +5 more
doaj   +1 more source

Palaeostructure, evolution and tight oil distribution of the Ordos Basin, China

open access: yesOil & Gas Science and Technology, 2019
Whether or not the tight oil in the Triassic Yanchang Formation of the Ordos Basin is controlled by structural factors is a controversial issue, the relationship between the structural factors of the strata and the distribution of tight oil is limited to
Gao Shengli, Yang Jinxia
doaj   +1 more source

Design, Synthesis, and Antifungal Activity of Natural Furan Carboxylic Acid Derivatives as Potential Succinate Dehydrogenase Inhibitors

open access: yesChemistry &Biodiversity, Volume 23, Issue 9, September 2026.
A series of furanamide derivatives were designed and synthesized. Among these compounds, those containing the trifluoromethyl (─CF3) group exhibited the most potent antifungal activity. Notably, compounds 3m and 6b showed particularly strong effects, and their mechanism of action was further investigated.
Hongxin Luo   +7 more
wiley   +1 more source

Control Mechanism of Pore Structure of Different Macroscopic Lithotypes on Gas Desorption Differences: A Case Study of High‐Rank Coal From the Western Ordos Basin

open access: yesEnergy Science &Engineering, Volume 14, Issue 9, Page 4508-4521, September 2026.
论文陈述 Paper Statement 本研究揭示了不同宏观煤岩类型的差异化控气机制:半亮煤是主要“储气核心,” 光亮煤为关键“渗流通道,” 暗淡煤则是“初期高产贡献者”。这为深层煤层气甜点优选与定制开发提供了关键理论依据。 This study reveals the differentiated gas‐controlling mechanisms of different macroscopic coal lithotypes: semibright coal acts as the primary “gas storage core,” bright coal serves as the critical “seepage channel,” and dull coal functions
Heng Li   +6 more
wiley   +1 more source

Schematic sedimentary model showing the evolution of the Yanchang Formation in the southwestern margin of the Ordos basin.

open access: yes, 2015
Schematic sedimentary model showing the evolution of the Yanchang Formation in the southwestern margin of the Ordos basin.
Fang Shen (495200)   +4 more
core   +1 more source

Infrastructure‐Constrained Pathways for Large‐Scale CO2 Mitigation via CCUS in China's Coal‐Fired Power Sector

open access: yesEnergy Science &Engineering, Volume 14, Issue 9, Page 4152-4170, September 2026.
This study develops a multi‐objective optimization framework to evaluate large‐scale carbon capture, utilization, and storage (CCUS) deployment in China's coal‐fired power sector. By jointly considering cost, net CO2 mitigation, and system robustness under infrastructure constraints, the analysis reveals Pareto‐optimal deployment patterns and ...
Linjie Fang, Xu Tang, Yuqing Jiang
wiley   +1 more source

Shale Gas Content Calculation of the Triassic Yanchang Formation in the Southeastern Ordos Basin, China [PDF]

open access: yesEnergies, 2017
Shale gas content is the key parameter for shale gas potential evaluation and favorable area prediction. Therefore, it is very important to determine shale gas content accurately. Generally, we use the USBM method for coal reservoirs to calculate gas content of shale reservoirs.
Jiao Su, Yingchu Shen, Bo Liu, Jin Hao
openaire   +2 more sources

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