Results 41 to 50 of about 539,320 (298)

Formation of a Magnetic Flux Rope prior to the Eruption: Insight from a Radiative MHD Simulation of Active Region Emergence

open access: yesThe Astrophysical Journal Letters
Magnetic flux ropes are fundamental magnetic structures in solar eruptions, whose formation is generally attributed to: (1) the emergence of subsurface flux tubes; or (2) flux cancellation driven by photospheric horizontal flows and magnetic reconnection.
Can Wang   +5 more
doaj   +1 more source

Linear magnetic motor/generator [PDF]

open access: yes, 1982
A linear magnetic motor/generator is disclosed which uses magnetic flux to provide mechanical motion or electrical energy. The linear magnetic motor/generator includes an axially movable actuator mechanism.
Studer, P. A.
core   +1 more source

Magnetic Flux Concentration and Zonal Flows in Magnetorotational Instability Turbulence

open access: yes, 2014
Accretion disks are likely threaded by external vertical magnetic flux, which enhances the level of turbulence via the magnetorotational instability (MRI).
Bai, Xue-Ning, Stone, James M.
core   +1 more source

A study of influence of material properties on magnetic flux density induced in magneto rheological damper through finite element analysis

open access: yesMATEC Web of Conferences, 2018
Magnetorheological fluids are smart materials, which are responsive to the external stimulus and changes their rheological properties. The damper performance (damping force) is dependent on the magnetic flux density induced at the annular gap.
Gurubasavaraju T. M.   +2 more
doaj   +2 more sources

Numerical Simulation of Solar Magnetic Flux Emergence Using the AMR–CESE–MHD Code

open access: yesThe Astrophysical Journal Supplement Series, 2022
Magnetic flux emergence from the solar interior to the atmosphere is believed to be a key process in the formation of solar active regions and driving solar eruptions.
Zhipeng Liu   +4 more
doaj   +1 more source

Coronal hole boundaries at small scales: IV. SOT view Magnetic field properties of small-scale transient brightenings in coronal holes

open access: yes, 2012
We study the magnetic properties of small-scale transients in coronal hole. We found all brightening events are associated with bipolar regions and caused by magnetic flux emergence followed by cancellation with the pre-existing and newly emerging ...
Doyle, J. G.   +3 more
core   +1 more source

Topological Quantization of the Magnetic Flux

open access: yesFoundations of Physics, 2006
The quantization of the magnetic flux in superconducting rings is studied in the frame of a topological model of electromagnetism that gives a topological formulation of electric charge quantization. It turns out that the model also embodies a topological mechanism for the quantization of the magnetic flux with the same relation between the fundamental
Rañada, Antonio F., Trueba, José Luis
openaire   +3 more sources

Sirolimus for Extracranial Arteriovenous Malformations: A Scoping Review of the Evidence in Syndromic and Non‐Syndromic Cases

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Arteriovenous malformations (AVMs) are rare, high‐flow, vascular anomalies that can occur either sporadically or as part of a genetic syndrome. AVMs can progress with serious morbidity and even mortality if left unchecked. Sirolimus is an mTOR inhibitor that is effective in low‐flow vascular malformations; however, its role in AVMs is unclear.
Will Swansson   +3 more
wiley   +1 more source

Induced current in the presence of magnetic flux tube of small radius

open access: yes, 2010
The induced current density, corresponding to the massless Dirac equation in (2+1) dimensions in a magnetic flux tube of small radius is considered. This problem is important for graphene.
Alexander I. Milstein   +4 more
core   +1 more source

Flux Loop Measurements of the Magnetic Flux Density in the CMS Magnet Yoke [PDF]

open access: yesJournal of Superconductivity and Novel Magnetism, 2016
7 pages, 5 figures, presented at ISCM2016 - 5th International Conference on Superconductivity and Magnetism on April 28, 2016 at Fethiye ...
Klyukhin, V. I.   +8 more
openaire   +3 more sources

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