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Related papers: Linear magnetosonic waves in solar wind flow tubes

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It has been shown earlier that matter waves which are known to lie typically in the range of a few Angstrom, can also manifest in the macrodomain with a wave length of a few centimeters, for electrons propagating along a magnetic field.…

Quantum Physics · Physics 2015-06-26 Ram K. Varma

This paper discusses the physics of magnetoelasticity and magnetoelastic waves as well as their mathematical description. Magnetoelastic waves occur as a result of strong coupling between spin waves and elastic waves in magnetostrictive…

Mesoscale and Nanoscale Physics · Physics 2020-03-30 Frederic Vanderveken , Florin Ciubotaru , Christoph Adelmann

Magnetosonic waves are intensively studied due to their importance in space plasmas and also in fusion plasmas where they are used in particle acceleration and heating experiments. In the present paper we investigate the magnetosonic waves…

Plasma Physics · Physics 2009-10-30 S. A. Boldyrev

Using advanced numerical magneto-hydrodynamic simulations of the magnetised solar photosphere, including non-grey radiative transport and a non-ideal equation of state, we analyse plasma motions in photospheric magnetic vortices. We…

Solar and Stellar Astrophysics · Physics 2015-06-17 S. Shelyag , P. S. Cally , A. Reid , M. Mathioudakis

Motivated by the problem of local solar subsurface magnetic structure, we have used numerical simulation to investigate the propagation of waves through monolithic magnetic flux tubes of different size. A cluster model can be a good…

Solar and Stellar Astrophysics · Physics 2015-06-17 Khalil Daiffallah

Two approaches are used for description of linear transverse (kink) modes excited in a vertical thin magnetic flux tube. First one is based on the elastic thread model (Spruit, 1981). The second one follows from the the Taylor and Laurent…

Solar and Stellar Astrophysics · Physics 2019-04-09 Yu. T. Tsap , A. V. Stepanov , Yu. G. Kopylova

The solar wind is connected to the Sun's atmosphere by flux tubes that are rooted in an ever-changing pattern of positive and negative magnetic polarities on the surface. Observations indicate that the magnetic field is filamentary and…

Solar and Stellar Astrophysics · Physics 2015-06-15 Steven R. Cranmer , Adriaan A. van Ballegooijen , Lauren N. Woolsey

There are observational evidences for the existence of twisted magnetic field in the solar corona. Here, we have investigated resonant damping of the magnetohydrodynamic (MHD) kink waves in magnetic flux tubes. A realistic model of the tube…

Solar and Stellar Astrophysics · Physics 2019-10-09 Zanyar Ebrahimi , Karam Bahari

Incompressible Magnetohydrodynamics is often assumed to describe solar wind turbulence. We use extended self similarity to reveal scaling in structure functions of density fluctuations in the solar wind. Obtained scaling is then compared…

Astrophysics · Physics 2009-11-10 Bogdan Hnat , Sandra C. Chapman , George Rowlands

An isolated, isothermal, and wide magnetic flux tube embedded either in the solar chromosphere or in the lower solar corona is considered, and the propagation of linear torsional Alfv'en waves is investigated. It is shown that the wideness…

Solar and Stellar Astrophysics · Physics 2020-08-25 Swati Routh , Z. E. Musielak , M. N. Sundar , Sai Sravanthi Joshi , Sree Charan

We have considered theoretically the waveguide properties of a plane two-layered waveguide, whose one layer is a usual magnetodielectric (forward-wave medium), but another one is a slab of so-called backward-wave material (BW-material),…

Condensed Matter · Physics 2015-06-24 I. S. Nefedov , S. A. Tretyakov

We present results of three-dimensional numerical simulations of magnetohydrodynamic (MHD) wave propagation in a solar magnetic flux tube. Our study aims at understanding the properties of a range of MHD wave modes generated by different…

Solar and Stellar Astrophysics · Physics 2012-08-01 G. Vigeesh , V. Fedun , S. S. Hasan , R. Erdélyi

The anisotropic, stress-dependent velocity of elastic waves in glass beads -- as observed by Y. Khidas and X. Jia, see [Phys. Rev. E, 81:021303, Feb. 2010] -- is shown to be well accounted for by ``granular solid hydrodynamics,'' a…

Geophysics · Physics 2010-10-14 Michael Mayer , Mario Liu

Recent observations have revealed the ubiquitous presence of magnetohydrodynamic (MHD) waves and oscillations in the solar corona. The aim of this review is to present recent progress in the observational study of four types of wave (or…

Solar and Stellar Astrophysics · Physics 2018-04-02 Tongjiang Wang

Waves and oscillations can provide vital information about the internal structure of waveguides they propagate in. Here, we analytically investigate the effects of density and magnetic stratification on linear longitudinal…

Solar and Stellar Astrophysics · Physics 2012-04-20 M. Luna-Cardozo , G. Verth , R. Erdélyi

Observations show that twisted magnetic flux tubes are present throughout the sun's atmosphere. The main aim of this work is to obtain the damping rate of sausage modes in the presence of magnetic twist. Using the connection formulae…

Solar and Stellar Astrophysics · Physics 2019-08-20 Mohammad Sadeghi , Kayoomars Karami

Solar wind turbulence is anisotropic with respect to the mean magnetic field. Anisotropy leads to ambiguity when interpreting in-situ turbulence observations in the solar wind because an apparent change in the measurements could be due…

Solar and Stellar Astrophysics · Physics 2022-01-12 L. -L. Zhao , G. P. Zank , L. Adhikari , M. Nakanotani

In general, Maxwell's equations require that a wave of electric field be accompanied by a wave of magnetic field, and vice versa. However, it is possible to have a plane wave in a dielectric medium with electric field E parallel to the wave…

Plasma Physics · Physics 2007-05-23 Kirk T. McDonald

Magnetohydrodynamic (MHD) waves, playing a crucial role in transporting energy through the solar atmosphere, manifest in various chromospheric structures. Here, we investigated MHD waves in a long-lasting dark fibril using…

Solar and Stellar Astrophysics · Physics 2024-12-25 Maryam Saberi , Shahin Jafarzadeh , Sven Wedemeyer , Ricardo Gafeira , Mikolaj Szydlarski , David Jess , Marco Stangalini

It has been shown that resonant absorption is a robust physical mechanism to explain the observed damping of magnetohydrodynamic (MHD) kink waves in the solar atmosphere due to naturally occurring plasma inhomogeneity in the direction…

Solar and Stellar Astrophysics · Physics 2015-05-28 Roberto Soler , Jaume Terradas , Gary Verth , Marcel Goossens