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A theoretical model of torsional oscillations from a flux transport dynamo model

Published online by Cambridge University Press:  26 August 2011

Piyali Chatterjee ,
Sagar Chakraborty  and
Arnab Rai Choudhuri
Piyali Chatterjee
Affiliation:
NORDITA, AlbaNova University Center, Roslagstullsbacken 23, SE 10691 Stockholm, Sweden email: [email protected]
Sagar Chakraborty
Affiliation:
NBIA, Niels Bohr Institute, Blegdamsvej 17, 2100 Copenhagen, Denmark email: [email protected]
Arnab Rai Choudhuri
Affiliation:
Department of Physics, Indian Institute of Science, Bangalore – 560012, India email: [email protected]
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Abstract

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Assuming that the torsional oscillation is driven by the Lorentz force of the magnetic field associated with the sunspot cycle, we use a flux transport dynamo to model it and explain its initiation at a high latitude before the beginning of the sunspot cycle.

Keywords

Flux transport dynamomagnetic fieldsunspot cycle
Type
Contributed Papers
Information
Proceedings of the International Astronomical Union , Volume 6 , Symposium S273: The Physics of Sun and Star Spots , August 2010 , pp. 366 - 368
Copyright
Copyright © International Astronomical Union 2011

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