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Related papers: Diamagnetic drift effects on the low-n magnetohydr…

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Rotations of microscopic magnetic particles, magnetosomes, embedded into the cytoskeleton and subjected to the influence of an ac magnetic field and thermal noise are considered. Magnetosome dynamics is shown to comply with the conditions…

Biological Physics · Physics 2009-11-10 V. N. Binhi , D. S. Chernavskii

The interaction of Alfv\'{e}n Eigenmodes (AEs) and energetic particles is one of many important factors determining the success of future tokamaks. In JET, eight in-vessel antennas were installed to actively probe stable AEs with…

Previous stability analysis of NSTX equilibrium with lithium-conditioning demonstrates that the enhanced resistivity due to the increased effective charge number Zeff (i.e. increased impurity level) can provide a stabilizing effect on low-n…

Plasma Physics · Physics 2020-03-18 Xin Lin , Debabrata Banerjee , Ping Zhu , Guosheng Xu , Yang Ye , Yifeng Wang , Qing Zang , Tao Zhang , Yingjie Chen

Discussed in the present study are details of the behavior of low-frequency "acoustic" ($ac$) modes in the spectrum of edge magnetoplasma oscillations in axially symmetric degenerate 2D electron systems where electron density distribution…

Mesoscale and Nanoscale Physics · Physics 2017-03-08 V. B. Shikin

The N\'eel order of an antiferromagnet subject to a spin torque can undergo precession in a circular orbit about any chosen axis. To orient and stabilize the motion against the effects of magnetic anisotropy, the spin polarization should…

Applied Physics · Physics 2021-02-03 Arun Parthasarathy , Egecan Cogulu , Andrew D. Kent , Shaloo Rakheja

The peak pressure gradient in the pedestal (dPe/d{\psi}) on MAST varies little between edge localized modes (ELMs), although it varies between discharges due factors such as gas fuelling and plasma current. The pressure pedestal width in…

Plasma Physics · Physics 2014-02-28 R. Scannell , A. Kirk , I. T. Chapman

The application of resonant magnetic perturbations (RMPs) with a toroidal mode number of n=4 or n=6 to lower single null plasmas in the MAST tokamak produces up to a factor of 5 increase in Edge Localized Mode (ELM) frequency and reduction…

The dynamo effect is a class of macroscopic phenomena responsible for generation and maintaining magnetic fields in astrophysical bodies. It hinges on hydrodynamic three-dimensional motion of conducting gases and plasmas that achieve high…

Strongly Correlated Electrons · Physics 2018-10-31 Victor Galitski , Mehdi Kargarian , Sergey Syzranov

A second order nonlinear equation with variable coefficients has been derived to govern the dynamics of high frequency electrostatic drift waves in an inhomogeneous magnetized plasma in a moving frame of (2 + 1) spatio-temporal dimensions.…

Plasma Physics · Physics 2025-07-15 Siba Prasad Acharya

The rapid deposition of energy by Edge Localised Modes (ELMs) onto plasma facing components, is a potentially serious issue for large Tokamaks such as ITER and DEMO. The trigger for ELMs is believed to be the ideal Magnetohydrodynamic…

Plasma Physics · Physics 2009-02-23 A. J. Webster , C. G. Gimblett

This paper considers the stability of liquid metal drops subject to a high-frequency AC magnetic field. An energy variation principle is derived in terms of the surface integral of the scalar magnetic potential. This principle is applied to…

Fluid Dynamics · Physics 2011-06-21 Jānis Priede

This paper presents a numerical study over a wide parameter space of the likelihood of the dynamical bar-mode instability in differentially rotating magnetized neutron stars. The innovative aspect of this study is the incorporation of…

Solar and Stellar Astrophysics · Physics 2014-11-20 Karen D. Camarda , Peter Anninos , P. Chris Fragile , José A. Font

It is found that the presence of the so-called non-axisymmetric resonances of wave-particle interaction in stellarators [which are associated with the lack of axial symmetry of the magnetic configuration, Kolesnichenko et al., Phys. Plasmas…

Plasma Physics · Physics 2018-11-14 Ya. I. Kolesnichenko , A. V. Tykhyy

We study kagome lattice antiferromagnets where the effects of easy axis single-ion anisotropy ($D$) dominates over the Heisenberg exchange $J$. For $S \ge 3/2$, virtual quantum fluctuations help lift the extensive classical degeneracy. We…

Strongly Correlated Electrons · Physics 2009-11-13 Arnab Sen , Kedar Damle , Ashvin Vishwanath

In future fusion devices fast particles must be well confined in order to transfer their energy to the background plasma. Magnetohydrodynamic instabilities like Toroidal Alfv\'en Eigenmodes or core-localized modes such as Beta Induced…

This article reports an evaluation on the linear ideal magnetohydrodynamic (MHD) stability of the China Fusion Engineering Test Reactor (CFETR) baseline scenario for various first-wall locations. The initial-value code NIMROD and…

Plasma Physics · Physics 2020-08-26 Rui Han , Ping Zhu , Debabrata Banerjee , Shikui Cheng , Xingting Yan , Linjin Zheng

We investigate magnetic-energy dissipation, current-sheet dynamics, and nonthermal particle acceleration in three-dimensional relativistic reconnection in an electron--ion plasma with a realistic mass ratio. Using particle-in-cell…

High Energy Astrophysical Phenomena · Physics 2026-05-21 Pranab J Deka , Fabio Bacchini , Muni Zhou , Camille Granier

We present particle-in-cell simulations of collisionless magnetic reconnection in a system (like the magnetopause) with a large density asymmetry across the current layer. In the presence of an ambient component of the magnetic field…

Space Physics · Physics 2015-06-26 M. Swisdak , B. N. Rogers , J. F. Drake , M. A. Shay

A theoretical exploration and an analytical model for the electro-magneto-hydrodynamics (EMHD) of leaky dielectric liquid droplets, suspended in an immiscible confined fluid domain has been presented. The analytical solution for the system,…

Fluid Dynamics · Physics 2023-05-03 Pulak Gupta , Purbarun Dhar , Devranjan Samanta

The drift-Alfven instabilities in the magnetic field aligned (parallel) sheared flow of a finite beta plasma with comparable inhomogeneous ion temperature and homogeneous electron temperature are examined. The development of instabilities…

Plasma Physics · Physics 2020-05-20 V. V. Mikhailenko , V. S. Mikhailenko , Hae June Lee