Results 71 to 80 of about 1,464 (170)

Multiscale NMR Characterization in Shale: From Relaxation Mechanisms to Porous Media Research Frontiers

open access: yesEnergy Science &Engineering, Volume 13, Issue 11, Page 5777-5798, November 2025.
ABSTRACT Nuclear magnetic resonance (NMR), as an advanced non‐destructive and rapid measurement technology, has shown unique advantages in the evaluation of unconventional shale reservoirs. This paper systematically introduces the fundamental principles of NMR spectroscopy and relaxation theory in porous media and comprehensively analyzes the ...
Long Zhou   +8 more
wiley   +1 more source

Pore Structure of Tight Sandstones With Different Sedimentary Microfacies in the Chang 6–Chang 9 Layers, Triassic Yanchang Formation, Wuqi Area, Ordos Basin

open access: yesEnergy Science &Engineering, Volume 13, Issue 10, Page 4900-4916, October 2025.
Taking the Chang 6–Chang 9 layers in the Wuqi area of the Ordos Basin as a case study, this study investigates the pore characteristics of tight sandstones formed under different sedimentary microfacies. The results indicate that tight sandstones associated with distinct sedimentary microfacies exhibit significant variations in pore types, pore size ...
Liling Zhang   +7 more
wiley   +1 more source

Construction and geological application of comprehensive evaluation indices for biomarker characteristics: A case study of the Yanchang Formation in the Ordos Basin, China

open access: yesJournal of Natural Gas Geoscience
In response to the issue of numerous, redundant, and complexly interpreted biomarker parameters in molecular geochemistry, this paper proposes a novel comprehensive index evaluation method.
Kaiming Su   +7 more
doaj   +1 more source

Mechanistic Investigation of Salt Precipitation Induced by Supercritical CO2 in Saline Aquifers

open access: yesWater Resources Research, Volume 61, Issue 10, October 2025.
Abstract Salt precipitation near injection wells critically influences both the efficiency and integrity of CO2 geological storage in saline aquifers, especially under high‐salinity conditions. To clarify the dominant mechanisms of supercritical CO2 (ScCO2)‐induced salt crystallization and inform mitigation strategies, we conducted static high ...
Danqun Wang   +5 more
wiley   +1 more source

Ultra‐High‐Capacity of Earth‐Abundant Cathodes Enabled by Excess Fluoride‐Ion Insertion/Extraction

open access: yesAdvanced Energy Materials, Volume 15, Issue 29, August 5, 2025.
A perovskite oxyfluoride SrFeO2Fx can accomodate excess F– beyond x = 1 in the structure with oxygen redox (O–O bond formation). The Sr‐substituted CaFeO2Fx (Ca0.8Sr0.2FeO2Fx) provides an extremely large capacity of 580 mAh g−1 (2595 mAh cm−3). This research will provide new design principles for the development of all‐solid‐state fluoride‐ion battery ...
Yanchang Wang   +17 more
wiley   +1 more source

The Role of MCPIP1 in Macrophage Polarization and Cardiac Function Post‐Myocardial Infarction

open access: yesAdvanced Science, Volume 12, Issue 25, July 3, 2025.
Following myocardial infarction, MCPIP1 deficiency in macrophages triggers ferroptosis, driving proinflammatory M1 dominance over reparative M2 phenotypes. This imbalance amplifies splenic monocyte release and sustains cardiac inflammation. Concurrently, excessive inflammatory mediators and insufficient TGF‐β impair fibroblast activation, delaying ...
Xingxu Zhang   +8 more
wiley   +1 more source

In Situ Converting Conformal Sacrificial Layer Into Robust Interphase Stabilizes Fluorinated Polyanionic Cathodes for Aqueous Sodium‐Ion Storage

open access: yesAdvanced Science, Volume 12, Issue 25, July 3, 2025.
A unique interfacial conversion concept is proposed to establish robust cathode electrolyte interphase for stabilizing fluorinated polyanionic cathodes in aqueous electrolytes. In a typical case, the conformal Al2O3 sacrificial layer is predeposited on high‐voltage sodium vanadium oxy‐fluorophosphates cathode, which can progressively react with trace ...
Peng Gong   +8 more
wiley   +1 more source

Recent Progress in Chemical Vapor Deposition of 2D Magnetic Materials

open access: yesAdvanced Physics Research, Volume 4, Issue 5, May 2025.
Magnetic 2D materials have gotten significant attention due to their unique low‐dimensional magnetism and potential applications in spintronics. This review summarizes and analyzes the key factors and control strategies in the CVD growth of 2D magnetic materials.
Shuyang Yuan   +8 more
wiley   +1 more source

Origin and spatial-temporal evolution of crude oil in coal-oil-gas symbiotic mines in Ordos Basin:Taking Lucun Mining Area as an example

open access: yesMeitan xuebao
A large number of mines in southern Ordos Basin have coal-oil-gas symbiosis, and the crude oil leaking from the top and bottom of the coal mining process has brought great security risks to the coal mining, so it is necessary to further identify the ...
Delu LI   +9 more
doaj   +1 more source

The impacts of diagenetic facies on reservoir quality in tight sandstones

open access: yesOpen Geosciences, 2020
The impact of diagenetic minerals and the characteristics of pore structures on reservoir qualities has been studied separately in the past years. However, the difference in the reservoir quality with different pore structures and having same or similar ...
Ren Dazhong   +3 more
doaj   +1 more source

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