Results 111 to 120 of about 20,795 (255)

Magneto‐Hydrothermal and Entropy Analysis of Double‐Diffusive Convection in a Nano‐Encapsulated PCM‐Suspended Elliptical Pipes Thermal Storage Tank: Impact of Exothermic Reaction

open access: yesEnergy Science &Engineering, Volume 13, Issue 12, Page 5882-5909, December 2025.
ABSTRACT PCMs store thermal energy during phase transitions without temperature changes, making them valuable for various thermal applications. When direct PCM use isn't practical, researchers have developed encapsulation methods as an alternative approach.
Mohammed Azeez Alomari   +4 more
wiley   +1 more source

Magnetized water-based hybrid nanofluid flow over an exponentially stretching sheet with thermal convective and mass flux conditions: HAM solution

open access: yesNanotechnology Reviews
The boundary-layer flow on a shrinking/contracting sheet has abundant industrial applications, which include continuous glass casting, metal or polymer extrusions, and wire drawing.
Lone Showkat Ahmad   +3 more
doaj   +1 more source

Synergistic Heat Transfer Enhancement in Triangular Enclosures: Hybrid Nanofluid‐Porous Wavy Fin Systems Under Magnetohydrodynamic and Radiation Effects

open access: yesEnergy Science &Engineering, Volume 13, Issue 12, Page 5924-5948, December 2025.
ABSTRACT This study numerically investigates thermal transport and fluid dynamics in a triangular cavity filled with a MgO–Ag–H2O hybrid nanofluid containing an undulating porous fin under electromagnetic field and thermal radiation influences. The governing equations are solved numerically using the Galerkin finite element methodology with Darcy ...
Adil Abbas Alwan   +7 more
wiley   +1 more source

Chaotic mixing using source-sink microfluidic flows in a PDMS chip [PDF]

open access: yes, 2018
We present an active fixed-volume mixer based on the creation of multiple source-sink microfluidic flows in a polydimethylsiloxane (PDMS) chip without the need of external or internal pumps. To do so, four different pressure-controlled actuation chambers
Ciftlik, A.   +5 more
core  

Dissipated electroosmotic EMHD hybrid nanofluid flow through the micro-channel [PDF]

open access: gold, 2022
Muhammad Bilal   +6 more
openalex   +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

Fingering Instabilities in Dewetting Nanofluids [PDF]

open access: yes, 2008
The growth of fingering patterns in dewetting nanofluids (colloidal solutions of thiol-passivated gold nanoparticles) has been followed in real time using contrast-enhanced video microscopy.
Blunt, MO   +7 more
core  

Liquid‐Solid Triboelectric Nanogenerators in Physical and Chemical Sensors‐A Review

open access: yesSmall, Volume 21, Issue 51, December 23, 2025.
Liquid‐solid triboelectric nanogenerators (L‐S TENGs) have emerged as promising self‐powered sensors that convert liquid–solid interactions into electricity. This review highlights their working principles, recent applications in physical and chemical sensing, and performance improvements.
Xing Wang   +4 more
wiley   +1 more source

Experimental study, prediction modeling, sensitivity analysis, and optimization of rheological behavior and dynamic viscosity of 5W30 engine oil based SiO2/MWCNT hybrid nanofluid

open access: yesAin Shams Engineering Journal
In this paper, the rheological performance and dynamic viscosity of hybrid nanofluid containing SiO2 and multi-walled carbon nanotubes (MWCNTs) nanoparticles (90:10) with 5W30 engine oil as base fluid is experimentally evaluated under different shear ...
Mojtaba Sepehrnia   +4 more
doaj   +1 more source

Recent Advances in the Utilization of Imidazolium‐Based Ionic Liquids for Chemical‐Enhanced Oil Recovery: A Comprehensive Review

open access: yesThe Chemical Record, Volume 25, Issue 12, December 2025.
This review highlights the recent advancements in imidazolium‐based ionic liquids for enhanced oil recovery (EOR), focusing on their ability to reduce interfacial tension, alter wettability, and stabilize emulsions. Their tunable chemistry, thermal stability, and recyclability position them as effective and sustainable alternatives to conventional EOR ...
Noran Mousa   +2 more
wiley   +1 more source

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