Results 101 to 110 of about 3,292 (229)

Mo Isotopic Records Imply Persistent Ocean Oxygenation in the Deep Southwest Pacific During the Early Cenozoic Warming Period

open access: yesGeophysical Research Letters, Volume 53, Issue 2, 28 January 2026.
Abstract During the early Cenozoic greenhouse period, counterintuitive contractions in tropical Pacific oxygen‐deficient zones have been linked to enhanced deep‐ocean ventilation, yet direct geological evidence remains limited. Here we present molybdenum (Mo) isotopic records from International Ocean Discovery Program Site U1509.
Xiaowen Liu   +8 more
wiley   +1 more source

Controlling factors of low resistivity in deep shale and their implications on adsorbed gas content: a case study in the luzhou area

open access: yesScientific Reports
Numerous gas-rich, low resistivity shale wells have been discovered in the Luzhou deep shale gas of Sichuan Basin, providing strong evidence that low-resistivity shale also holds significant potential for shale gas exploration. However, existing research
Mugui Liang   +3 more
doaj   +1 more source

Research progress of shale oil in Jiyang continental faulted basin

open access: yesYouqi dizhi yu caishoulu
Shale oil in Jiyang continental faulted basin is a realistic new field for subsequent resource, with enormous exploration potential. It is an important resource base for the sustainable development of Shengli Oilfield. The results of geological research and exploration of shale oil were analyzed in Jiyang continental faulted basin in recent years, and ...
LI Junliang   +12 more
openaire   +1 more source

Evaluation of the adaptability of CO2 pre-fracturing to Gulong shale oil reservoirs, Songliao Basin, NE China

open access: yesPetroleum Exploration and Development
Based on development practices of Gulong shale oil and a series of experiments on interactions between CO2 and the rocks and fluids of shale oil reservoirs, the application and adaptability of CO2 pre-fracturing to the Gulong shale oil reservoirs are ...
Zhengdong LEI   +5 more
doaj   +1 more source

Advances and trends of non-marine shale sedimentology: A case study from Gulong Shale of Daqing Oilfield, Songliao Basin, NE China

open access: yesPetroleum Exploration and Development
This study took the Gulong Shale in the Upper Cretaceous Qingshankou Formation of the Songliao Basin, NE China, as an example. Through paleolake-level reconstruction and comprehensive analyses on types of lamina, vertical associations of lithofacies, as ...
Longde SUN   +7 more
doaj   +1 more source

Investigation of pore structures and flow transport characteristics of continental shale in Dongying Sag [PDF]

open access: gold
Junliang Li   +7 more
openalex   +1 more source

Controlling factors of organic matter enrichment in continental shale: A case study of the Jurassic Da’anzhai member in the Sichuan Basin [PDF]

open access: gold, 2022
Yao Du   +9 more
openalex   +1 more source

Experimental study on the influence of external fluids on the pore structure of carbonaceous shale

open access: yesGeomechanics and Geophysics for Geo-Energy and Geo-Resources
Shale reservoirs have complex mineral compositions and are rich in micro-scale pores. It is of great scientific and engineering significance to explore the mechanism of external fluids on the pore throat structure of shale.
Ying Yang   +5 more
doaj   +1 more source

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