Results 31 to 40 of about 372,553 (214)

Practical analysis of 3-D dynamic nonlinear magnetic field using time-periodic finite element method [PDF]

open access: yes, 1995
A practical 3-D finite element method using edge elements for analyzing stationary nonlinear magnetic fields with eddy currents in electric apparatus, in which the flux interlinking the voltage winding is given, has been proposed.
Nakata, Takayoshi   +5 more
core   +1 more source

α Effect and Magnetic Diffusivity β in Helical Plasma Under Turbulence Growth

open access: yesUniverse
We investigate the transport coefficients α and β in plasma systems with varying Reynolds numbers while maintaining a unit magnetic Prandtl number (PrM). The α and β tensors parameterize the turbulent electromotive force (EMF) in terms of the large-scale
Kiwan Park
doaj   +1 more source

Magnetic Field Amplification and Reconstruction in Rotating Astrophysical Plasmas: Verifying the Roles of α and β in Dynamo Action

open access: yesParticles
We investigate the α and β effects in a rotating spherical plasma system relevant to astrophysical contexts. In particular, we focus on how kinetic and magnetic (current) helicities influence the magnetic diffusivity β.
Kiwan Park
doaj   +1 more source

Induction of Different Sensitization Patterns of MRSA to Antibiotics Using Electroporation

open access: yesMolecules, 2018
Treatment of bacteria-associated infections is complicated and antibiotic treatment alone is often inadequate to overcome biofilm infections. Physical methods allow overcoming this problem and propose solutions that are non-dependent on drug resistance ...
Vitalij Novickij   +7 more
doaj   +1 more source

Magnetic Fields at Neptune [PDF]

open access: yesScience, 1989
The National Aeronautics and Space Administration Goddard Space Flight Center-University of Delaware Bartol Research Institute magnetic field experiment on the Voyager 2 spacecraft discovered a strong and complex intrinsic magnetic field of Neptune and an associated magnetosphere and magnetic tail.
Ness, N. F.   +5 more
openaire   +3 more sources

On the topology of global coronal magnetic fields [PDF]

open access: yes, 2014
This thesis considers the magnetic topology of the global solar corona. To understand the magnetic topology we use the magnetic skeleton which provides us with a robust description of the magnetic field.
Edwards, Sarah J.
core  

Formation of magnetic flux tubes in cylindrical wedge geometry [PDF]

open access: yes, 2012
Three-dimensional (3D) MHD numerical simulations have not been able to demonstrate convincingly the spontaneous formation of large vertical flux tubes.
Hurlburt, Neal   +8 more
core   +1 more source

Electrostatic charging artefacts in Lorentz electron tomography of MFM tip stray fields [PDF]

open access: yes, 2001
Using the technique of differential phase contrast (DPC) Lorentz electron microscopy, the magnetic stray field distribution from magnetic force microscopy (MFM) tips can be calculated in a plane in front of the tip using tomographic reconstruction ...
Scott, J.   +3 more
core   +1 more source

Primordial magnetic fields [PDF]

open access: yes
We discuss here the following questions related to magnetic fields in the early universe: 1. Observational constraints on primordial magnetic fields. 2.
Shaposhnikov, M.
core   +1 more source

A Large Magnetic Hump in the VLISM Observed by Voyager 1 in 2020–2022

open access: yesThe Astrophysical Journal, 2023
Voyager 1 has been moving through the very local interstellar medium (VLISM) for approximately one solar cycle, from 122.58 au on 2012/DOY 238 (August 25) to 158.5 au on 2023.0. Previously, an abrupt increase (“jump”) in the magnetic field strength B and
L. F. Burlaga   +5 more
doaj   +1 more source

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