منابع مشابه
Measuring Solar Abundances with Seismology
The revision of the photospheric abundances proferred by Asplund et al has rendered opacity theory inconsistent with the seismologically determined opacity through the Sun. This highlights the need for a direct seismological measurement of solar abundances. Here we describe the technique used to measure abundances with seismology, examine our ability to detect differences between solar models u...
متن کاملSOLAR SEISMOLOGY. I. THE STABILITY OF THE SOLAR p-MODES*
We investi~ate the s~ability of the radialp-modes of the Sun by computing nonadiabatic eigenvalues and e1genfunc~ons for a solar envelope model which extends from an inner radius r ~ 0.3 J!..e out to an optical depth -r ~ 3 x I04 • Our calculations take into account in a crude fashion the re~ponse of.the convec?ve ~ux to the oscillation. The dynamical effect of turbulence m the convection zone ...
متن کاملSolar Cycle Variation of the Solar Internal Rotation : Helioseismic Inversion and Dynamo Modelling
We report our first results on comparing the variations of the solar internal rotation with solar activity, as predicted by non-linear solar dynamo modelling, with helioseismic measurements using the SOHO MDI data.
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ژورنال
عنوان ژورنال: Highlights of Astronomy
سال: 2005
ISSN: 1539-2996
DOI: 10.1017/s1539299600016099