Advances in Petrophysics of Unconventional Oil and Gas

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ORIGINAL RESEARCH

Published on 13 Aug 2025

Pore structure characterization of low-permeability sandstone by dual LNMR T2 cutoff values: a case study of the fourth member of shahejie formation, dongying sag, jiyang depression

Min Wang
Kang Chen
Bin Geng
Qiang Liang

doi 10.3389/feart.2025.1610926

559 views

METHODS

Published on 01 Aug 2025

Data-driven intelligent productivity prediction model for horizontal fracture stimulation

Qian Li
Yiyong Sui
Mengying Luo
Bin Guan
Lu Liu
Yuan Zhao

doi 10.3389/feart.2025.1601363

727 views

ORIGINAL RESEARCH

Published on 30 Jul 2025

Two-dimensional NMR characterization of gas–water distribution in tight sandstone reservoirs: a case study from the Ordos Basin, China

Ran Zhang
Xinyi Chen
Xin Sun
Xiang Ge
Huanfu Du
Mengmeng Yao

doi 10.3389/feart.2025.1619197

1,069 views

ORIGINAL RESEARCH

Published on 17 Jul 2025

Assessing low free gas saturation via acoustic velocity in porous media

Rengang Shi
Jianwu Wang
Zhoutuo Wei
Xinmin Ge
Lei Xing
Junfeng Zhao

doi 10.3389/feart.2025.1596028

504 views

ORIGINAL RESEARCH

Published on 23 Apr 2025

The different member equivalent circulating density prediction model and drilling parameter optimization under narrow density window

Wanchun Zhao
Zhipeng Yang
Tingting Wang
Yan Zhou
Wei Song
Jingrun Li
Peihong Zhai

doi 10.3389/feart.2025.1558550

916 views

ORIGINAL RESEARCH

Published on 17 Apr 2025

Research on multi-scale digital core construction of carbonate rock with fractures and caves characteristics: a case study of Dengying formation carbonate rocks in Sichuan Basin

Geli Li
Jianbin Zhao
Yuejiao Liu
Zhanshan Xiao
Shitao Cui
Bo Wei
Chenjun Zhang
Yakun Mao
Yang Xia
2 more
Zuzhi Hu

doi 10.3389/feart.2025.1528829

782 views

ORIGINAL RESEARCH

Published on 11 Apr 2025

Trajectory optimization of ultra-short sidetrack horizontal wells in marginal reservoirs

Yanjiao Jiang
Jian Zhou
Jiaqi Zhang
Zhihua Guo
Dan Liu
Xueying Li
Jinbiao Gao

doi 10.3389/feart.2025.1533309

894 views
1 citation

ORIGINAL RESEARCH

Published on 10 Apr 2025

Estimation of gas hydrate and free gas saturation using the rock physics model based on constrained least squares and trust region method in the Shenhu Area, South China Sea

Dajiang Meng
Ruwei Zhang
Yuan Gu
Baojin Zhang
Yunqian Lu
Jiangnan Lin
Lijie Wang

doi 10.3389/feart.2025.1582129

860 views

ORIGINAL RESEARCH

Published on 18 Mar 2025

Experimental study of electrical resistivity in tetrahydrofuran hydrate-bearing sediments

Fei Xian
Ming Chen
Min Li
Qin Dai
Fujun Xia
Zizeng Lee
Jian Hou
XueFeng Liu

doi 10.3389/feart.2025.1569706

713 views

METHODS

Published on 05 Mar 2025

Study on lithology identification using a multi-objective optimization strategy to improve integrated learning models: a case study of the Permian Lucaogou Formation in the Jimusaer Depression

Xili Deng
Jiahong Li
Junkai Chen
Cheng Feng

doi 10.3389/feart.2025.1540035

701 views

METHODS

Published on 19 Feb 2025

Gas content prediction model considering multi-factor coupling on shale by simplified local density model

Haomin Liu
Ran Zhang
Ruikang Cui

doi 10.3389/feart.2025.1519040

613 views

ORIGINAL RESEARCH

Published on 06 Feb 2025

Multifractal characteristics of pore structure in the terrestrial shale reservoirs of the Lianggaoshan formation in northeast sichuan basin and its geological significance

Jiping Wang
Hongmei Shao
Yuanhao Zhang
Zhenxue Jiang
Bo Gao
Lingling Li
Huifang Pan
Haonan Wang
Xi Lu
2 more
Chengju Zhang

doi 10.3389/feart.2025.1505090

875 views
3 citations

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Solid Earth Geophysics

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Articles

Pore structure characterization of low-permeability sandstone by dual LNMR T2 cutoff values: a case study of the fourth member of shahejie formation, dongying sag, jiyang depression

Data-driven intelligent productivity prediction model for horizontal fracture stimulation

Two-dimensional NMR characterization of gas–water distribution in tight sandstone reservoirs: a case study from the Ordos Basin, China

Assessing low free gas saturation via acoustic velocity in porous media

The different member equivalent circulating density prediction model and drilling parameter optimization under narrow density window

Research on multi-scale digital core construction of carbonate rock with fractures and caves characteristics: a case study of Dengying formation carbonate rocks in Sichuan Basin

Trajectory optimization of ultra-short sidetrack horizontal wells in marginal reservoirs

Estimation of gas hydrate and free gas saturation using the rock physics model based on constrained least squares and trust region method in the Shenhu Area, South China Sea

Experimental study of electrical resistivity in tetrahydrofuran hydrate-bearing sediments

Study on lithology identification using a multi-objective optimization strategy to improve integrated learning models: a case study of the Permian Lucaogou Formation in the Jimusaer Depression

Gas content prediction model considering multi-factor coupling on shale by simplified local density model

Multifractal characteristics of pore structure in the terrestrial shale reservoirs of the Lianggaoshan formation in northeast sichuan basin and its geological significance

Frontiers in Earth Science

Solid Earth Geophysics