Results 61 to 70 of about 33,372 (204)

How Spatially Resolved Polarimetry Informs Black Hole Accretion Flow Models

open access: yesGalaxies, 2022
The Event Horizon Telescope (EHT) Collaboration has successfully produced images of two supermassive black holes, enabling novel tests of black holes and their accretion flows on horizon scales.
Angelo Ricarte   +4 more
doaj   +1 more source

Radiation‐Absorptive Heat Transport in Buoyancy‐Driven MHD Nanofluids Flow With Cross‐Diffusion and Chemical Interaction Effects Over a Vertical Moving Plate

open access: yesAsia-Pacific Journal of Chemical Engineering, EarlyView.
ABSTRACT This article investigates the Soret–Dufour cross‐diffusion effects on radiation‐absorptive unsteady free‐convection of magnetized nanofluids (TiO2–water$$ {\mathrm{TiO}}_2\hbox{--} \mathrm{water} $$ and Cu–water$$ \mathrm{Cu}\hbox{--} \mathrm{water} $$) flow over a vertical moving permeable plate.
B. Prabhakar Reddy   +2 more
wiley   +1 more source

Enhancing the Heat Transfer Due to Hybrid Nanofluid Flow Induced by a Porous Rotary Disk with Hall and Heat Generation Effects

open access: yesMathematics, 2023
A study of hybrid-nanofluid flow induced by the uniform rotation of a circular porous disk is presented for the purpose of facilitating the heat transfer rate.
Naif Abdulaziz M. Alkuhayli
doaj   +1 more source

Relativistic Particle and Relativistic Fluids: Magnetic Moment and Spin-Orbit Interactions [PDF]

open access: yes, 2014
We consider relativistic charged particle dynamics and relativistic magnetohydrodynamics using symplectic structures and actions given in terms of co-adjoint orbits of the Poincar\'e group.
Karabali, Dimitra, Nair, V. P.
core   +2 more sources

Compact Tubular Dielectric Elastomer Pump for Indoor Plants

open access: yesJournal of Applied Polymer Science, EarlyView.
This study develops a mountable rolled dielectric elastomer pump (MRDEP) using silicone films and MWCNT‐based electrodes. The MRDEP is completely soft, silent in operation, and easily mounted on a piping system. We use dry stacking methods, fabricate a multilayer dielectric elastomer actuator (DEA), and a pre‐straining process in one direction before ...
Ardi Wiranata   +6 more
wiley   +1 more source

Arc-Extinguishing Research on Semi-Closed Multi-Compression Tube Structures

open access: yesEnergies, 2023
Using lightning energy to extinguish the arc is a new lightning protection method. On this basis, the semi-closed multi-compression tube structures (SMTS) combined with the arc extinguishing structure studied in this paper can suppress the power ...
Yongfeng Song   +7 more
doaj   +1 more source

Global strong solutions to the planar compressible magnetohydrodynamic equations with large initial data and vaccum [PDF]

open access: yes, 2016
This paper considers the initial boundary problem to the planar compressible magnetohydrodynamic equations with large initial data and vacuum. The global existence and uniqueness of large strong solutions are established when the heat conductivity ...
Fan, Jishan, Huang, Shuxiang, Li, Fucai
core   +1 more source

Design, Preparation, and Structural Control Mechanism of High Performance Water Splitting NiFeCu Catalyst under Magnetic Field

open access: yesENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
By utilizing magnetic field‐assisted electrodeposition to synthesize a Cu‐rich dendritic NiFeCu electrocatalyst, this study significantly improves the efficiency of water splitting. The research not only introduces an innovative strategy for designing highly active bifunctional catalysts but also pioneers a new direction for the application of magnetic
Zhong Wang   +8 more
wiley   +1 more source

Magnetohydrodynamics with physics informed neural operators

open access: yesMachine Learning: Science and Technology, 2023
The modeling of multi-scale and multi-physics complex systems typically involves the use of scientific software that can optimally leverage extreme scale computing.
Shawn G Rosofsky, E A Huerta
doaj   +1 more source

Magnetic Helicity and the Geodynamo

open access: yesFluids, 2021
We present theoretical and computational results in magnetohydrodynamic turbulence that we feel are essential to understanding the geodynamo. These results are based on a mathematical model that focuses on magnetohydrodynamic (MHD) turbulence, but ...
John V. Shebalin
doaj   +1 more source

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