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Call for Papers: "Solar Magnetic Field: Reversals, Polar Field, Dynamo"
Sponsored by IAGA, IAMAS, and SCOSTEP

1-day Symposium GA 4.03 to be held during the IUGG 99 Assembly,
Birmingham, U.K., July 18-30, 1999.

The Symposium is aimed at reviewing all aspects of cyclic evolution of large-scale fields. One of the main problems today is how to correlate recent observations, showing that the photospheric magnetic field consists of relatively small elements, and the direct and indirect evidence of the existence of global fields. We do not know why the polar field reversal is so rapid and why it does not occur simultaneously at both poles. On the other hand, the open magnetic fields are known to change their sign simultaneously all over the solar disk. The nature of high correlation between variations of the polar field at a cycle minimum and the local fields at the subsequent maximum is not clear. It is also proposed to discuss the generation mechanisms of magnetic fields of large spatial scale.
Convenor:
Vladimir N. Obridko
IZMIRAN
142092, Troitsk
Moscow Region, Russia
Phone: (095)334-02-82
Fax: (095)334-01-24
E-Mail: solter@izmiran.troitsk.ru
or solter@izmiran.rssi.ru
The topic of the symposium will cover the following areas: Evolution of large-scale fields, evolution of polar field, polarity reversal, the main reference points of the cycle, the present-day state of the solar magnetic field generation theory, up-to-date methods of long-term forecasting, prediction of the current cycle.

The symposium is also related to the "International Solar Cycle Studies (ISCS): Working Group 1, Solar Energy Flux Variations: from the Interior to the Outer Layers". ISCS is an international research program operated under the auspices of SCOSTEP.

The deadline for recieving abstracts is January 15, 1999. Further details can be found in the IUGG 99 Birmingham Second Circular - Call for Abstracts. If you wish to recieve Circulars for the IUGG99 meeting please contact:

IUGG99 Secretariat School of Earth Sciences
University of Birmingham
Edgbaston
Birmingham B15 2TT, United Kingdom
Phone: +44 121 414 6165
Fax: +44 121 414 4942
E-mail: IUGG99@bham.ac.uk
or visit its WEB-site:

http://www.bham.ac.uk/IUGG99/

If you have further questions on this Symposium, please do not hesitate to contact me. I am looking forward to meeting you in Birmingham.

Sincerely,

Vladimir Obridko


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Last revised: November 24 2000