Analyses of magnetic field structures for active region 10720 using a data-driven 3D MHD model

Advances in Space Research

Volumn 44, Issue 1, 2009, Pages 46-53

  Wu, S T ^a,b   Wang, A H ^a   Gary, G Allen ^a   Kucera, Ales ^c   Rybak, Jan ^c   Liu, Yang ^d   Vrśnak, Bojan ^e   Yurchyshyn, Vasyl ^f  

^a UNIVERSITY OF ALABAMA IN HUNTSVILLE   (United States)

^b Slovak Academy of Sciences ^*  (United States)

^c ASTRONOMICAL INSTITUTE   (Slovakia)

^d STANFORD UNIVERSITY   (United States)

^e UNIVERSITY OF ZAGREB   (Croatia)

^f NEW JERSEY INSTITUTE OF TECHNOLOGY   (United States)

Author keywords

Non potentiality properties MHD; Photosphere MHD; Sun Magnetograms; Sun MHD

Indexed keywords

DIGITAL STORAGE; ELECTRIC LINES; MAGNETIC PERMEABILITY; MAGNETOMETERS; SHEAR FLOW;

CORONAL MAGNETIC FIELDS; CORONAL MASS EJECTION; ERUPTIVE EVENTS; MAGNETIC ENERGIES; MAGNETOGRAMS; NUMERICAL RESULTS; SOLAR SURFACES; SURFACE VELOCITY;

MAGNETOHYDRODYNAMICS;

EID: 67349206114     PISSN: 02731177     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.asr.2009.03.020     Document Type: Article

References (21)

1. Biskamp, D., 1993. Nonlinear Magnteohydrodynamics, Cambridge University Press, p. 67.
2. Chae J. Observational determination of the rate of magnetic helicity transport through the solar surface via the horizontal motion of field line footpoints. ApJ 560 (2001) L95
3. Chae J., Moon Y.J., and Park Y.D. Determination of magnetic helicity content of solar active regions from SOHO/MDI magnetograms. Solar Phys. 223 (2004) 39
4. Deng, Y.Y., Wang, J.X., Yan, Y.H., Zhang, J., 2001. Evolution of magnetic nonpotentiality in NOAA AR 9077. Solar Phys. 204, 13.
5. Demoulin P., Mandrini C.H., Van Driel-Gesztelyi L., Thompson B.J., Plunkett S., Kovari Z., Aulanier G., and Young A. What is the source of the magnetic helicity shed by CMEs? The long-term helicity budget of AR 7978. Astron. Astrophys. 382 (2002) 650
6. Falconer D.A., Moore R.L., and Gary G.A. Correlation of the coronal mass ejection productivity of solar active regions with measures of their global nonpotentiality from vector magnetograms: baseline results. ApJ 569 (2002) 1016
7. Allen Gary G., and Hagyard M.J. Transformation of vector magnetograms and the problems associated with the effects of perspective and the azimuthal ambiguity. Solar Phys. 126 (1990) 21
8. Kusano K., Maeshiro T., Yokoyama T., and Sakurai T. Impulsive variations of the magnetic helicity change rate associated with eruptive flares. ApJ 577 (2002) 501
9. Lapenta G., Furno I., Intrator T., and Delzanno G.L. Kink instability of flux ropes anchored at one end and free at the other. J. Geophys. Res. 111 (2006) A12506
10. Liu J.H., and Zhang H.Q. The magnetic field, horizontal motion and helicity in a fast emerging flux region which eventually forms a delta spot. Solar Phys. 234 (2006) 21
11. Liu J.H., and Zhang H.Q. The relationship between inductive electric field and flares. Adv. Space Res. 39 (2007) 1835
12. Moon Y.J., Chae J., Wang H., Choe G.S., and Park Y.D. Impulsive variations of the magnetic helicity change rate associated with eruptive flares. ApJ 580 (2002) 528
13. Nindos A., Zhang J., and Zang H.Q. The magnetic helicity budget of solar active region and coronal mass ejections. Astrophys. J. 594 (2003) 1033
14. Nindos A., and Andrews M.D. The association of big flares and CMEs: what is the role of magnetic density. ApJ 616 (2004) L175
15. Nakagawa Y. Evolution of magnetic field and atmosphere response I. Three-dimensional formulation by the method of projected characteristics. ApJ 247 (1981) 707
16. Nakagawa Y. Evolution of magnetic field and atmospheric response II. formulation of proper boundary equations. ApJ 247 (1981) 719
17. Schrijver A., Carlous J., DeRosa A., Marc L., Title A., Alan M., Metalf A., and Thomas R. The nonpotentiality of active region coronae and the dynamics of the photospheric magnetic field. ApJ 628 (2005) 501
18. Spirock, T., Denker, C., Chen, H., Chae, J., Varsik, J. Wang. H., Goode, P.R., Marquette, W., 2001. Advanced solar polarimetry theory, observation and instrumentation. In: Sigwath M. (Ed.), 20th NSO/SAC Summer Workshop, ASP Conference Proceedings, vol. 236. Astronomical Society of the Pacific. ISBN: 1-588381-073-0, p. 65.
19. Wu, S.T., Wang, A.H, Falconer, D.A., 2005. A three-dimensional magnetohydrodynamic (MHD) model of active region evolution. In: Dere, K.P., Wang, J.X., Yan, Y. (Eds.), Coronal and Stellar Mass Ejections, IAU Symposium No. 226, 291.
20. Wu S.T., Wang A.H., Liu A., Yang A., and Hoeksema J. Todd, Data driven magnetohydrodynamic (MHD) model for active region (AR) evolution. ApJ 652 (2006) 800
21. Wu S.T., and Wang J.F. Numerical tests of a modified Full-Implicit-Continuous-Eulerian (FICE) scheme with projected normal characteristic boundary conditions for MHD flows. Comput. Methods Appl. Mech. Eng. 64 (1987) 267