Results 31 to 40 of about 97,749 (304)

On the theory of translationally invariant magnetohydrodynamic equilibria with anisotropic pressure and magnetic shear [PDF]

open access: yes, 2015
Funding: STFC Doctoral Training Grant ST/K502327/1 (Jonathan Hodgson) and STFC Consolidated Grant ST/K000950/1 (Thomas Neukirch)We present an improved formalism for translationally invariant magnetohydrodynamic equilibria with anisotropic pressure and ...
Neukirch, Thomas   +3 more
core   +1 more source

Mass spectra of 0+−, 1−+, and 2+− exotic glueballs

open access: yesNuclear Physics B, 2016
With appropriate interpolating currents the mass spectra of 0+−, 1−+, and 2+− oddballs are studied in the framework of QCD sum rules (QCDSR). We find there exits one stable 0+− oddball with mass of 4.57±0.13GeV, and one stable 2+− oddball with mass of 6 ...
Liang Tang, Cong-Feng Qiao
doaj   +1 more source

Utilizing Active Rotor-Current References for Smooth Grid Connection of a DFIG-Based Wind-Power System

open access: yesAdvances in Electrical and Computer Engineering, 2020
Large inrush currents emerge abruptly whenever a doubly fed induction generator (DFIG) attempts to connect with the grid. Moreover, a DFIG is highly vulnerable to grid disturbances owing to its direct stator-grid contact, which induces a sizable ...
ALI, M. A. S.
doaj   +1 more source

On stable currents and positively curved hypersurfaces [PDF]

open access: yesProceedings of the American Mathematical Society, 2000
We establish a nonexistence theorem for stable currents (or stable varifolds) in complete δ \delta
Shen, Yi-Bing, He, Qun
openaire   +2 more sources

Shaped Apertures in Photoresist Films Enhance the Lifetime and Mechanical Stability of Suspended Lipid Bilayers [PDF]

open access: yes, 2014
Planar lipid bilayers suspended in apertures provide a controlled environment for ion channel studies. However, short lifetimes and poor mechanical stability of suspended bilayers limit the experimental throughput of bilayer electrophysiology experiments.
Kalsi, S.   +9 more
core   +1 more source

Non-decaying currents in normal metals [PDF]

open access: yes, 2000
Chapter 17In a present paper, we review cases when stable, time-independent currents may flow in normal metals, both single-connected or multiple-connected, in presence of magnetic field or the field of vector potential.
Kulik, Igor O., I. O. Kulik
core   +1 more source

Velocity Control for Ripple Reduction in Permanent Magnet Synchronous Motors With Low Performance Current Sensing

open access: yesIEEE Access, 2020
In this study, a velocity control method is proposed for minimizing velocity ripples in permanent-magnet synchronous motors with low-performance current sensing.
Youngwoo Lee, Donghoon Shin, Wonhee Kim
doaj   +1 more source

Examples for stable quantum currents

open access: yes, 2019
arXiv admin note: text overlap with arXiv:1906 ...
Asch, Joachim, Mouneime, Mohamed
openaire   +2 more sources

Dynamic formation of stable current-driven plasma jets [PDF]

open access: yesScientific Reports, 2019
AbstractInstabilities play a prominent role in determining the inherent structure and properties of magnetized plasma jets spanning both laboratory and astrophysical settings. The manner in which prominent unstable modes dynamically evolve remains key to understanding plasma behavior and control.
Underwood, Thomas C.   +3 more
openaire   +2 more sources

Carrier-Envelope-Phase Modulated Currents in Scanning Tunneling Microscopy [PDF]

open access: yes, 2021
Carrier-envelope-phase (CEP) stable optical pulses combined with state-of-the-art scanning tunneling microscopy (STM) can track and control ultrafast electronic tunneling currents.
Mukamel, S, Kwok, YH, Hu, Z, Chen, G
core   +1 more source

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