Results 91 to 100 of about 258,872 (345)

Diffusion of cosmic rays in MHD turbulence [PDF]

open access: yesarXiv, 2021
We review some recent findings on diffusion of cosmic rays (CRs) in magnetohydrodynamic (MHD) turbulence obtained by adopting the numerically-tested model of MHD turbulence, including perpendicular superdiffusion of CRs, inefficient gyroresonant scattering by Alfv\'{e}n and slow modes with scale-dependent turbulence anisotropy, resonance-broadened ...
arxiv  

Identification and Investigation of the Intrinsic Receptor Activation Potential and Metabolization of the New Oxo‐Pyridyl Synthetic Cannabinoid Receptor Agonist CH‐FUBBMPDORA

open access: yesDrug Testing and Analysis, EarlyView.
Another Chinese generic ban‐evading SCRA, CH‐FUBBMPDORA, has emerged. This study reports its first identification in Europe, its analytical characterization (NMR, Raman, FTIR, GC–MS, and HRMS), its cannabinoid activation potential in a βarr2 recruitment assay, and its metabolization profile.
Marie H. Deventer   +13 more
wiley   +1 more source

"Una nueva época, un nuevo horizonte"

open access: yesMateriales para la Historia del Deporte, 2007
Comenzando el nuevo siglo XXI, un grupo de profesionales de la educación física se reunieron con el objeto de indagar y profundizar en las raíces históricas de la actividad fisico-deportiva en Andalucía, coordinados por José Manuel Zapico, "alma mater ...
Juan Carlos Fernández Truan
doaj  

Velocity and thermal slip effects on MHD third order blood flow in an irregular channel though a porous medium with homogeneous/ heterogeneous reactions

open access: yesNonlinear Engineering, 2017
This communication presents the transportation of third order hydromagnetic fluid with thermal radiation by peristalsis through an irregular channel configuration filled a porous medium under the low Reynolds number and large wavelength approximations ...
Gnaneswara Reddy M.
doaj   +1 more source

Numerical Simulations of Incompressible MHD Turbulence [PDF]

open access: yesJ. Korean Ast. Soc., 34, S275 (2001), 2001
The study of incompressible magnetohydrodynamic (MHD) turbulence gives useful insights on many astrophysical problems. We describe a pseudo-spectral MHD code suitable for the study of incompressible turbulence. We review our recent works on direct three-dimensional numerical simulations for MHD turbulence in a periodic box.
arxiv   +1 more source

Formation and collimation of relativistic MHD jets - simulations and radio maps

open access: yes, 2013
We present results of magnetohydrodynamic (MHD) simulations of jet formation and propagation, discussing a variety of astrophysical setups. In the first approach we consider simulations of relativistic MHD jet formation, considering jets launched from ...
Fendt, Christian   +2 more
core   +1 more source

Analysis of Double‐Diffusive Transport and Entropy Generation in a Wavy Cylindrical Enclosure With Inner Heated Core: Effects of MHD and Radiation on Casson Cu─H2O Nanofluid

open access: yesEnergy Science &Engineering, EarlyView.
ABSTRACT This study investigates double‐diffusive transport and entropy generation in a wavy cylindrical enclosure containing Cu─H2O Casson nanofluid under magnetic field and thermal radiation effects. The governing equations were solved numerically using the finite element method with Galerkin formulation.
Mohammed Azeez Alomari   +6 more
wiley   +1 more source

Transient Free Convective Radiative Flow Between Vertical Parallel Plates Heated/Cooled Asymmetrically with Heat Generation and Slip Condition

open access: yesInternational Journal of Applied Mechanics and Engineering, 2018
Investigation of an MHD convective flow of viscous, incompressible and electrically conducting fluid through a porous medium bounded by two infinite vertical parallel porous plates is carried out.
P.K. Gaur, R.P. Sharma, A.K. Jha
doaj   +1 more source

Compressible MHD in Spherical Geometry [PDF]

open access: yesInternational Astronomical Union Colloquium, 1991
AbstractThe generation of magnetic field by a conducting, compressible fluid inside a spherical shell is studied by direct numerical simulations. A pseudo-spectral method is used in order to resolve accurately all the scales present in the problem. The range of parameters considered is the following: a unit Prandtl number, Rayleigh numbers up to 100 ...
VALDETTARO, LORENZO, M. Meneguzzi
openaire   +4 more sources

Solar Energy Storage Optimization Using Fractional Derivative Simulations of Maxwell Hybrid Nanofluid Flow: Entropy Generation Analysis

open access: yesEnergy Science &Engineering, EarlyView.
ABSTRACT This attempt examines the heat transfer enhancement from unsteady bioconvective Maxwell nanofluid flow under the incidence of solar radiation influenced by viscous dissipation and chemical reaction through a porous medium. The nanofluid contains silver and titanium alloy hybrid nanoparticles with gyrotactic micro‐organisms in ethylene glycol ...
Bhupendra K. Sharma   +4 more
wiley   +1 more source

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