Results 81 to 90 of about 7,517 (225)

Next‐Generation Carbon‐Based Anodes for Alkali Metal‐Ion Batteries: Recent Progress on Biphenylene and Emerging Materials

open access: yesENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
Recent advances in carbon‐based anodes for alkali metal‐ion batteries are critically reviewed, with emphasis on biphenylene and other emerging carbon allotropes. Biphenylene exhibits exceptional theoretical electrochemical properties beyond conventional graphite, highlighting its strong potential as a next‐generation anode material once scalable ...
Adewale Hammed Pasanaje, Nirpendra Singh
wiley   +1 more source

Molecular Interactions between Asphaltene and Surfactants in a Hydrocarbon Solvent: Application to Asphaltene Dispersion [PDF]

open access: yes, 2020
Heavy oil and bitumen supply the vast majority of energy resources in Canada. Different methods can be implemented to produce oil from such unconventional resources.
Zhangxin Chen, Mohammadali Ahmadi
core   +1 more source

A Green Amphoteric Surfactant Derived From Rapeseed Oil for Enhanced Oil Recovery From Carbonate Acidic Oil Reservoirs

open access: yesJournal of Surfactants and Detergents, EarlyView.
The Green Amphoteric Surfactant Derived From Rapeseed Oil for Enhanced Oil Recovery From Carbonate Acidic Oil Reservoirs. ABSTRACT Surfactants with both positive and negative functional groups (amphoteric or zwitterionic) are particularly advantageous in acidic oil reservoirs because they remain stable under harsh chemical conditions, tolerate acidic ...
Iman Nowrouzi   +2 more
wiley   +1 more source

Asphaltene Removal – The Effect of Ionic Liquid to Asphaltene Characteristics [PDF]

open access: yes, 2009
Crude oil composes of asphaltene, along with saturates, aromatics and resins (SARA) compound. Changes of temperature and pressure during oil production lead to the precipitation, flocculation and aggregation of asphaltene.
Siti Sarah binti Marjunit, Siti Sarah
core  

Synthesis and characterization of a highly hydrophilic nanocomposite for wettability alteration, water/oil interfacial tension reduction, and enhanced oil recovery

open access: yesThe Canadian Journal of Chemical Engineering, Volume 104, Issue 8, Page 4101-4119, August 2026.
Mechanism of wettability alteration, interfacial tension reduction, and oil recovery by novel nanocomposite. Abstract The development of stable nanofluids (NFs) for enhanced oil recovery (EOR) relies on optimizing interactions between reservoir rocks and fluids.
Ehsan Jafarbeigi   +2 more
wiley   +1 more source

Predicting the Solvent Properties of Supercritical Water by Integrating Solubility Parameter Theory and Molecular Force Fields

open access: yesAdvanced Chemical Engineering, Volume 1, Issue 1, July 2026.
The study maps molecular force fields to three‐component solubility parameters (δd, δp, and δhb). Solvent behavior reflects the competition between physical effects and hydrogen‐bond network evolution. Crucially, fluid density determines the absolute magnitude of cohesive interactions, whereas temperature functions as a key variable to selectively ...
Jiacheng Niu   +8 more
wiley   +1 more source

Saline Permafrost and Cryopegs as Potentially Important Sources of CO2—Assessing Organic Carbon Mineralization Potentials on the Alaskan Coastal Plain

open access: yesGlobal Change Biology, Volume 32, Issue 7, July 2026.
Incubation experiments reveal that potentially carbon‐rich saline permafrost and cryopegs from Arctic coastal plains exhibit CO2 production potentials comparable to active layers. This could substantially shift greenhouse gas balances, as salinity is currently not accounted for in permafrost carbon assessments.
Fabian Seemann   +8 more
wiley   +1 more source

Interfacial adsorption characteristics of surfactant‐modified nanoparticles: Equilibrium and dynamic effects of salinity at the oil–water interface

open access: yesThe Canadian Journal of Chemical Engineering, Volume 104, Issue 6, Page 2940-2957, June 2026.
Surfactant‐modified nanoparticles adsorb at the oil–water interface, enabling interfacial stabilization and microemulsion formation. Abstract This study systematically investigated the interfacial behaviour of silicon dioxide (SiO2) and aluminium oxide (Al2O3) nanoparticles (NPs) functionalized with cationic (CTAB), anionic (SDS), and nonionic (Triton ...
Behrooz Ahmadi   +2 more
wiley   +1 more source

Combined Asphaltene Aggregation and Deposition Investigation [PDF]

open access: yes, 2016
This study discusses experimental and modeling results of asphaltene aggregation and deposition using various n-alkanes as precipitants to destabilize asphaltenes from a crude oil.
H. Scott Fogler (1276908)   +3 more
core   +1 more source

Effects of hydrophobic CaO and SiO2 nanoparticles on Asphaltene Precipitation Envelope (APE): an experimental and modeling approach

open access: yesOil & Gas Science and Technology, 2018
An experimental and modeling approach was developed in this research to investigate the effects of CO2, new synthesized CaO and commercial SiO2 nanoparticle concentrations on the Asphaltene Precipitation Envelope (APE).
Ahmadi Yaser, Aminshahidy Babak
doaj   +1 more source

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