'Linear force free field' diaporamas de présentation

Extrapolation of magnetic fields

Extrapolation of magnetic fields. Thomas Wiegelmann. Why study coronal magnetic fields? How to obtain the coronal magnetic field vector? Linear and non-linear models. Computational implementation and tests. Recent problems and possible solutions.

602 views • 33 slides

CSI 769 Fall 2010 Jie Zhang

358 views • 24 slides

Optimization NLFFF Model

Optimization NLFFF Model. J.McTiernan SSL/UCB HMI/SDO 27-Jan-2005. Optimization method (cont):.

158 views • 15 slides

For currents along the field lines, this becomes

Free Magnetic Energy in Solar Active Regions above the Minimum-Energy Relaxed State (Regnier, S., Priest, E.R. 2007 ApJ) Use magnetic field extrapolations to calculate the amount of free magnetic energy available for processes such as solar flares.

270 views • 14 slides

M. G. Bobra 1 , A. A. van Ballegooijen 1 , E. E. DeLuca 1 , J. L. Sandell 2

Modeling Non-Potential Magnetic Fields in Solar Active Regions.

78 views • 1 slides