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Overpressure origin and prediction in deep strata of Shawan Sag and its surrounding areas in Junggar Basin
ZHANG Kuihua, ZHAO Leqiang, ZHANG Guanlong, SHANG Fengkai, LÜ Tieliang, GUO Xiaowen, REN Xincheng, ZHENG Dan, SONG Jian
2026, 48(3): 505-515. DOI: 10.11781/sysydz2026030505
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Sedimentary distribution and oil and gas exploration potential of Permian Fengcheng Formation in western sag of well 1, Junggar Basin
QI Yukai, WANG Qichao, LIU Ling, SHANG Fengkai, DENG Xubo, WANG Hanzhou, HU Hanwen, LI Yingqiang
2026, 48(3): 516-528. DOI: 10.11781/sysydz2026030516
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Principal controlling factors of oil and gas accumulation and key exploration targets in southwestern Tarim Basin
GENG Feng, CAO Zicheng, SHA Xuguang, CHEN Wenkai, WEI Huadong, YANG Suju, ZHANG Yunfeng
2026, 48(3): 529-541. DOI: 10.11781/sysydz2026030529
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Tectonic-sedimentary differentiation in Chinese cratonic basins and its control over development of large-scale carbonate reservoirs
LI Shuangjian, LI Yingqiang, PENG Shoutao, HAO Yunqing, WANG Jingbin, LIU Yongli, TAN Xiucheng, XU Xuhui
2026, 48(3): 542-561. DOI: 10.11781/sysydz2026030542
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Development types and natural gas accumulation patterns of volcaniclastic reservoirs in the first member of Upper Permian Wujiaping Formation in northeastern Sichuan Basin
LIU Zhujiang, WANG Dongsheng, CHEN Feiran, WEI Fubin, LI Fei, YIN Yixing, SU Zexin
2026, 48(3): 562-576. DOI: 10.11781/sysydz2026030562
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Accumulation stages and model of tuff gas reservoir: a case study of Huoshiling Formation in Dehui Fault Depression, Songliao Basin
FAN Wentian, JIANG Zhenchang, ZHANG Xin, WANG Zhizhang, LIN Huixi, YANG Guili, CHEN Sirui, WANG Jingyi, ZHENG Dingye
2026, 48(3): 577-587. DOI: 10.11781/sysydz2026030577
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Genesis of pore-fracture systems in shallow marine shale gas reservoirs and its significance for "sweet window" prediction: coupling constraints from dynamic and static gas accumulation elements
YANG Wei, MIAO Ke, HOU Haodong, JIANG Zhenxue, LIN Ruiqin, ZHAO Fuping, DU Wei, SHI Fulun, DING Mou
2026, 48(3): 588-607. DOI: 10.11781/sysydz2026030588
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Main controlling factors of new-type shale gas enrichment in Cambrian Qiongzhusi Formation, southern Sichuan Basin
LUO Xiao, CHEN Dongxia, XU Xuhui, WANG Tong
2026, 48(3): 608-619. DOI: 10.11781/sysydz2026030608
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Fracture development characteristics and main controlling factors of ultra-tight sandstone reservoirs in third member of Upper Triassic Xujiahe Formation, Dayi structure, Western Sichuan Depression
WU Tianhong, LI Junqi, FENG Dongdong, GAO Hengyi, LI Changzhi, LI Pengfei, LIU Sibing
2026, 48(3): 620-632. DOI: 10.11781/sysydz2026030620
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A case study on nonclassical crystallization evolution mechanism of dolomite: microscale records from nucleation to fully ordered form
WANG Lichao, DONG Mingqi, MU Jinglei
2026, 48(3): 633-642. DOI: 10.11781/sysydz2026030633
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Dolomitization and differences in reservoir characteristics in Middle-Upper Cambrian Xixiangchi Formation of central and southern Sichuan Basin
LI Xiang, CHEN Shizhen, LIANG Jintong, MO Bowen
2026, 48(3): 643-659. DOI: 10.11781/sysydz2026030643
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Mechanisms of fabric-selective microbialite karst: a case study of second member of Sinian Dengying Formation, Sichuan Basin
SHAO Xingpeng, SONG Jinmin, LIU Shugen, ZHOU Gang, LI Zhiwu, HE Yuan, JIN Xin, ZHONG Yuan, YE Yuehao, LI Kunyu, YANG Di, ZHANG Zili, WANG Bin, LEI Zhen
2026, 48(3): 660-672. DOI: 10.11781/sysydz2026030660
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Discussion on geochemical significance of gold-tube pyrolysis simulation experiments on torbanite
ZHANG Zhirong
2026, 48(3): 673-683. DOI: 10.11781/sysydz2026030673
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Identification and genetic implications of multi-series trimethyl-alkylbenzenes in biodegraded oils from Tarim Basin
TAO Mingyue, WANG Susu, JIA Wanglu, ZHANG Haizu, CHEN Jian, PENG Ping'an
2026, 48(3): 684-693. DOI: 10.11781/sysydz2026030684
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Comparison of molecular geochemical characteristics between free hydrocarbons and pyrolytic hydrocarbons released by Py-GC-MS and HyPy-GC-MS
LIN Huanyu, LIAO Yuhong, LI Zhiqiang, CHENG Yan, HAO Peng, WANG Fu, YANG Yuwei, JIN Kailai, ZHANG Xiaohong
2026, 48(3): 694-707. DOI: 10.11781/sysydz2026030694
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Maturity thresholds for continental shale oil enrichment based on thermal simulation experiments: a case study of the second member of Funing Formation in Gaoyou Sag, Subei Basin
WANG Yonghui, LIU Chaoying, DUAN Hongliang, GAO Xianzhi
2026, 48(3): 708-720. DOI: 10.11781/sysydz2026030708
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Hydrocarbon generation-expulsion-retention simulation experiments of coal rock with different roof lithology combinations and its implications for exploration
MA Zhongliang, WAN Junyu, LIU Ziyi, LIU Youxiang, ZHENG Lunju, SHEN Baojian, LIU Zengqin
2026, 48(3): 721-730. DOI: 10.11781/sysydz2026030721
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Experimental study on characteristics of phase transitions and pore-scale mobilization in shale volatile oil reservoirs based on online nuclear magnetic resonance
SUN Hai, GAO Xia, SANG Qian, FAN Dongyan, FU Shuaishi, ZHANG Lei
2026, 48(3): 731-743. DOI: 10.11781/sysydz2026030731
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Laboratory experimental research on production characteristics with CO2 injection in shale oil
CUI Maolei, ZHAO Chunpeng, ZHOU Xia, LUN Zengmin, ZHANG Jie, NIU Jun, XIAO Pufu, Pan Weiyi
2026, 48(3): 744-750. DOI: 10.11781/sysydz2026030744
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Pore size conversion of nuclear magnetic resonance T2 spectrum in continental shale reservoirs and its application: a case study of matrix-type shale in Dongying Sag, Bohai Bay Basin
PENG Yanxia, LI Guanqun, WANG Ziye, LI Wei, YANG Yiqing, CHAO Jing, WU Jie
2026, 48(3): 751-763. DOI: 10.11781/sysydz2026030751
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