Results 81 to 90 of about 53,220 (190)

Numerical computation of tangent hyperbolic magnetohydrodynamic Darcy–Forchheimer Williamson hybrid nanofluid flow configuring variable thermal conductivity

open access: yesHybrid Advances
The current investigation delves into the tangent hyperbolic Williamson hybrid nanofluid flow featuring varying thermal conductivity through the Darcy–Forchheimer medium across an exponentially stretching cylinder. Incorporating the activation energy and
Jintu Mani Nath   +3 more
doaj   +1 more source

Development of Graphene Oxide@Hyperbranched Polyglycerol Nanofluids for Application in Enhanced Oil Recovery

open access: yesJournal of Applied Polymer Science, Volume 142, Issue 45, December 5, 2025.
Schematic representation of graphene oxide (GO) nanofluid functionalization with surfactants or hyperbranched polyglycerol (HPG) for enhanced oil recovery (EOR). The diagram highlights: (1) wettability alteration in limestone and sandstone reservoirs; (2) nanofluid injection into porous media; (3) atomic force microscopy (AFM) characterization of oil ...
Kelly C. B. Maia   +6 more
wiley   +1 more source

Crude oil viscosity reduction using TiO2, MgO, and Al2O3 nanoparticles

open access: yesThe Canadian Journal of Chemical Engineering, Volume 103, Issue 12, Page 5860-5874, December 2025.
Summary of the laboratory procedures, viscosity test conditions, obtained results, and viscosity trends based on the investigated parameters. Abstract The viscosity of crude oil plays a crucial role in enhancing oil recovery and flow efficiency within well columns and pipelines.
Iman Nowrouzi   +2 more
wiley   +1 more source

Entropy Generation and Heat Transfer in a Circular Cavity With Immiscible Fluids: Effects of Active Cylinder Position and Oscillating Magnetic Field

open access: yesHeat Transfer, Volume 54, Issue 8, Page 4799-4830, December 2025.
ABSTRACT This study investigates entropy generation and heat transfer in a circular cavity containing immiscible air and TiO2–water nanofluid layers with a centrally positioned active cylinder under oscillating magnetic field influence. The governing equations were solved using the Galerkin weighted residual finite element method with a penalty ...
Ahmed M. Hassan   +6 more
wiley   +1 more source

An Optothermal Raman Model Accounting for Convection, Radiation, and Substrate Effects for Evaluation of the Thermal Conductivity of Two‐Dimensional Coatings

open access: yesHeat Transfer, Volume 54, Issue 8, Page 4973-4988, December 2025.
ABSTRACT Thermal conductivity of two‐dimensional (2D) materials is important to characterize as this will govern thermal transport physics in the various thermal and energy applications benefitting from the unique properties of these materials.
Micah P. Vallin   +7 more
wiley   +1 more source

Thermal–Hydraulic Performance and Entropy Generation Analysis of a Nanoencapsulated Phase Change Material Suspension Flow Between Fixed and Rotating Cylinders Under Magnetic Field Influence

open access: yesHeat Transfer, Volume 54, Issue 8, Page 5138-5160, December 2025.
ABSTRACT This study investigates the thermal–hydraulic performance of a nanoencapsulated phase change material (NEPCM) suspension in a rectangular enclosure featuring two counterrotating cylinders positioned between three fixed hot and three fixed cold cylinders under magnetic field influence.
Mohammed Azeez Alomari   +4 more
wiley   +1 more source

Sensitivity Analysis of Velocity in Tangent Hyperbolic Fluid Flow Over a Stretching Sheet Under Magnetic Field Influence

open access: yesEngineering Reports, Volume 7, Issue 11, November 2025.
The schematic of the problem is shown in the graphical abstract image. ABSTRACT This study presents a numerical sensitivity investigation of the velocity behavior of a tangent hyperbolic fluid over a stretching sheet embedded in a porous medium under slip conditions. The governing equations describing the flow are transformed into a system of nonlinear
S. E. Ghasemi
wiley   +1 more source

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