نتایج جستجو برای: magnetized water

تعداد نتایج: 557115  

2017
Gong Chen Sang Pyo Kang Colin Ophus Alpha T N'Diaye Hee Young Kwon Ryan T Qiu Changyeon Won Kai Liu Yizheng Wu Andreas K Schmid

Chiral spin textures in ultrathin films, such as skyrmions or chiral domain walls, are believed to offer large performance advantages in the development of novel spintronics technologies. While in-plane magnetized films have been studied extensively as media for current- and field-driven domain wall dynamics with applications in memory or logic devices, the stabilization of chiral spin textures...

Journal: :Computer Physics Communications 2006
Fanya Jin Honghui Tong Zhongbing Shi Deli Tang Paul K. Chu

A simple method is proposed to describe the propagation of electromagnetic waves in magnetized uniform plasma slabs. Using this method, the reflection, absorption and transmission coefficients of such plasmas for right-hand circularly waves are studied and the effects of the continuously changing external magnetic field on the power of the electromagnetic waves propagated in magnetized plasma s...

Journal: :Agronomy 2023

In irrigated agriculture, the combination of multiple regulation measures is an effective method to improve saline soil and promote crop growth. Magnetized ionized water irrigation considered a promising activation technique, while use Bacillus subtilis for amelioration environmentally friendly. this study, magnetized B. were used cotton growth under film-mulched drip (FMDI) in soil. A two-year...

1996
Vadim Zeitlin

We are studying finite fermion density states in Maxwell QED2+1 with external magnetic field. It is shown that at any fermion density the energy of some magnetized states may be less than that of the state with the same density, but no magnetic field. Magnetized states are described by the effective Maxwell-ChernSimons QED2+1 Lagrangian with gauge field mass proportional to the number of filled...

2008
V. Urpin

We study the secular instability of magnetized differentially rotating radiative zones taking account of viscosity and magnetic and thermal diffusivities. The considered instability generalizes the well-known Goldreich-Schubert-Fricke instability for the case of a sufficiently strong nagnetic field. In magnetized stars, instability can lead to a formation of non-spherical unstable zones where w...

2000
Fabien Casse Jonathan Ferreira

Abstract. We present a self-similar, steady-state model describing both a magnetized accretion disc and a magnetohydrodynamic jet. We focus on the role of a hot corona in such a structure. This corona enables the disc to launch various types of jets. By considering the energy conservation, we also present a diagnostic of the luminosity of the magnetized disc, which could explain some observatio...

2008
Dong Zhang

We study the effects of a global magnetic field on viscously-rotating and vertically-integrated accretion disks around compact objects using a self-similar treatment. We extend Akizuki & Fukue’s work (2006) by discussing a general magnetic field with three components (r, φ, z) in advection-dominated accretion flows (ADAFs). We also investigate the effects of a global magnetic field on flows wit...

Journal: :Physical review letters 2014
G Fiksel W Fox A Bhattacharjee D H Barnak P-Y Chang K Germaschewski S X Hu P M Nilson

Observations of magnetic reconnection between colliding plumes of magnetized laser-produced plasma are presented. Two counterpropagating plasma flows are created by irradiating oppositely placed plastic (CH) targets with 1.8-kJ, 2-ns laser beams on the Omega EP Laser System. The interaction region between the plumes is prefilled with a low-density background plasma and magnetized by an external...

In this paper, the collisional filamentation instability of an electron beam-weakly magnetized and ionized plasma has been investigated in the presence of background plasma, using the fluid description. By describing the equilibrium configuration in the presence of binary collision terms between charged and neutral particles and using the local approximation method, the dispersion relation (DR)...

2006
Robi Banerjee Ralph E. Pudritz

We present an investigation of massive star formation that results from the gravitational collapse of massive, magnetized molecular cloud cores. We investigate this by means of highly resolved, numerical simulations of initial magnetized Bonnor-Ebert-Spheres that undergo collapse and cooling. By comparing three different cases an isothermal collapse, a collapse with radiative cooling, and a mag...

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