Measurements of magnetic helicity injected through the solar photosphere

Advances in Space Research

Volumn 39, Issue 11, 2007, Pages 1700-1705

  Chae, Jongchul ^a  

^a FPRD   (South Korea)

Author keywords

Active regions; Magnetic fields; Magnetic helicity; Photospheric motion

Indexed keywords

ASTROPHYSICS; MAGNETIC FLUX; MAGNETOMETERS; MOTION ESTIMATION; SOLAR SYSTEM; SPACE RESEARCH;

ACTIVE REGIONS; MAGNETIC HELICITY; PHOTOSPHERIC MOTION;

MAGNETIC FIELDS;

EID: 34347231284     PISSN: 02731177     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.asr.2007.01.035     Document Type: Article

References (18)

1. Berger T.E., and Lites B.W. Weak-field magnetogram calibration using advanced stokes polarimeter flux density maps - II. SOHO/MDI full-disk mode calibration. Solar Physics 213 (2003) 213-229
2. Chae J., Wang H., Qiu J., Goode P.R., Strous L., and Yun H.S. The formation of a prominence in active region NOAA 8668. I. SOHO/MDI observations of magnetic field evolution. Astrophysical Journal 560 (2001) 476-489
3. Chae J. Observational determination of the rate of magnetic helicity transport through the solar surface via the horizontal motion of field line footpoints. Astrophysical Journal 560 (2001) L95-L98
4. Chae J., Moon Y.-J., and Park Y.-D. Determination of magnetic helicity content of solar active regions from SOHO/MDI magnetograms. Solar Physics 223 (2004) 39-55
5. Chae J., and Jeong H. A method for determining magnetic helicity of solar active regions from SOHO/MDI magnetograms. Journal of Korean Astronomical Society (JKAS) 38 (2005) 295-298
6. Démoulin P., and Berger M.A. Magnetic energy and helicity fluxes at the photospheric level. Solar Physics 215 (2003) 203-215
7. Démoulin, P., 2007. Recent theoretical and observational developments in magnetic helicity studies. Advances in Space Research, in this issue.
8. Hartkorn K., and Wang H. Magnetic helicity change rate associated with X-class and M-class flares. Solar Physics 225 (2004) 311-324
9. Moon Y.-J., Chae J., Choe G.S., Wang H., Park Y.D., Yun H.S., Yurchyshyn V., and Goode P.R. Flare activity and magnetic helicity injection by photospheric horizontal motions. Astrophysical Journal 574 (2002) 1066-1073
10. 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. Astrophysical Journal 580 (2002) 528-537
11. Nindos A., and Zhang H. Photospheric motions and coronal mass ejection productivity. Astrophysical Journal 573 (2002) L133-L136
12. Nindos A., Zhang J., and Zhang H. The magnetic helicity budget of solar active regions and coronal mass ejections. Astrophysical Journal 594 (2003) 1033-1048
13. Pariat E., Démoulin P., and Berger M.A. Photospheric flux density of magnetic helicity. Astronomy and Astrophysics 439 (2005) 1191-1203
14. Press W.H., Teukolsky S.A., Vetterling W.T., and Flannery B.P. Numerical Recipes in C. The Art of Scientific Computing. second ed. (1992), University Press, Cambridge
15. Romano P., Contarino L., and Zuccarello F. Observational evidence of the primary role played by photospheric motions in magnetic helicity transport before a filament eruption. Astronomy and Astrophysics 433 (2005) 683-690
16. Schuck P.W. Local correlation tracking and the magnetic induction equation. Astrophysical Journal 632 (2005) L53-L56
17. Schuck P.W. Tracking magnetic footpoints with the magnetic induction equation. Astrophysical Journal 646 (2006) 1358-1391
18. van Driel-Gesztelyi L., Démoulin P., and Mandrini C.H. Observations of magnetic helicity. Advances in Space Research 32 (2003) 1855-1866