Effect of a Steady Flow and an Atmospheric Magnetic Field on the Solar p-and f-Modes

Róbert Erdélyi, Yeghiazar Taroyan

Research output: Chapter in Book/Report/Conference proceedingConference Proceeding (Non-Journal item)

Abstract

The combined effect of a subsurface steady homogeneous flow and a chromospheric uniform magnetic field on the solar p- and f-modes is evaluated theoretically for a simple model of the Sun. The derived dispersion relation is solved analytically in limit of the long wavelength approximation and is evaluated numerically for arbitrary wavelengths. The influence of an equilibrium flow is more dominant in limit of small wavenumbers. For arbitrary wavelengths the effect of a magnetic field might be stronger than frequency shifts caused by a steady homogeneous flow.

Original languageEnglish
Title of host publicationSymposium - International Astronomical Union
Subtitle of host publicationRecent Insights into the Physics of the Sun and Heliosphere: Highlights from Soho and Other Space Missions
PublisherCambridge University Press
Pages208-210
Number of pages3
Volume203
DOIs
Publication statusPublished - 2001
Externally publishedYes

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