Results 31 to 40 of about 3,524,370 (135)

A Quantitative Lithium Inventory Framework for Anode‐Free Lithium Metal Batteries

open access: yesAdvanced Energy Materials, EarlyView.
A component‐resolved lithium inventory framework quantitatively tracks Li redistribution across the cell in anode‐free NMC622||Cu pouch cells throughout cycling. Three sequential degradation stages are identified: formation‐driven cathode Li depletion, midlife inactive Li0 accumulation, and late‐stage runaway SEI thickening. The cathode, as the sole Li
Wurigumula Bao   +9 more
wiley   +1 more source

Synergistic Effect on Enhanced Oil Recovery in High Salinity Carbonate Reservoirs Using a Novel PEI‐Functionalized Carbon Nanotube Nanocomposite

open access: yesAsia-Pacific Journal of Chemical Engineering, EarlyView.
ABSTRACT Enhancing oil recovery (EOR) in mature reservoirs is hindered by high interfacial tension (IFT) and oil‐wet rock formations, especially under harsh, high‐salinity conditions. This study aims to overcome these limitations by synthesizing a novel carbon nanotube nanocomposite covalently grafted with polyethylenimine and non‐covalently ...
Mohamed Abu Shuheil   +8 more
wiley   +1 more source

Pore characteristics and formation mechanism of high-maturity organic-rich shale in Lower Cambrian Jiumenchong Formation, southern Guizhou

open access: yesPetroleum Research, 2018
In order to investigate pore characteristics and formation mechanism in the high-maturity organic-rich shale of Lower Cambrian Jiumenchong Formation in southern Guizhou, the pore structure, pore type and storage properties are well studied through the ...
Zhongbao Liu   +5 more
doaj   +1 more source

Electrokinetic Stabilization of Formation Fines Using Surface Modified Polymer Silica Nanocomposites During Low Salinity Water Flooding for Enhanced Oil Recovery

open access: yesAsia-Pacific Journal of Chemical Engineering, EarlyView.
ABSTRACT Fines migration induced by low salinity water flooding severely impairs reservoir permeability and injectivity presenting a critical challenge in enhanced oil recovery. This study aims to synthesize and evaluate a surface‐modified polymer‐silica nanocomposite to mitigate clay mobilization and preserve the hydrodynamic capacity of porous media.
Mohamed Abu Shuheil   +8 more
wiley   +1 more source

Characteristics of effective helium source rocks and releasing mechanism of helium

open access: yesJournal of Natural Gas Geoscience
Different helium source rocks exhibit varying characteristics, including differences in the content and occurrence states of precursor elements such as uranium (U) and thorium (Th).
Xiaofeng Wang   +5 more
doaj   +1 more source

Chemical and Noble Gas Isotope Compositions of Formation Gases from a 3 km Deep Scientific Borehole in the Koyna Seismogenic Zone, Western India

open access: yesGeofluids, 2019
A 3 km deep research borehole KFD1 was drilled in the Koyna reservoir-triggered seismicity region, Western India, between December 2016 and May 2017.
Nagaraju Podugu   +3 more
doaj   +1 more source

Anatomy of a SPAN Particle: A Four‐Level Structural Framework for Lithium–Sulfur Batteries

open access: yesEcoEnergy, EarlyView.
Sulfurized polyacrylonitrile (SPAN) is a key cathode material for batteries. Borrowing the four‐level classification of protein structure, this perspective demonstrates SPAN's structural complexity into well‐defined levels, giving researchers clear research boundaries and targets at each level for improving battery performance.
Jinkwan Jung   +5 more
wiley   +1 more source

Enrichment factors and play fairway mapping of helium in typical zones of the Ordos Basin

open access: yesMeitian dizhi yu kantan
BackgroundThe Ordos Basin enjoys abundant natural gas resources, which generally bear helium, making this basin hold great helium resource potential. In this case, detailed exploration is essential for the future transition from natural gas-helium joint ...
Jianrong GAO   +11 more
doaj   +1 more source

Evaluation of Performance of a Polymer‐Based Fixative (FIXSCENT) on the Controlled Release Kinetics and Longevity of Top and Heart Notes of Alcoholic Perfume

open access: yesFlavour and Fragrance Journal, EarlyView.
Effects of varying concentrations of a polymer‐based fixative (FIXSCENT) were studied on perfume samples and the results indicated a sustained release pattern and a significant delay in the release of both top and heart notes upon addition of 5% FIXSCENT.
Hassan A. Alhazmi   +7 more
wiley   +1 more source

Geochemical Characteristics and Helium Enrichment Mechanism of Coal-Derived Gas in the Sanjiaobei Block, Eastern Margin of the Ordos Basin, China

open access: yesApplied Sciences
Helium-rich unconventional natural gas resources have attracted increasing attention from both academia and industry. A pronounced local enrichment of helium has recently been identified in coal-derived unconventional natural gas in the Sanjiaobei block ...
Jiyuan Li   +4 more
doaj   +1 more source

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