1 |
Longcope, D. W., Fisher, G. H., & Pevtsov, A. A. 1998, Flux-tube twist resulting from helical turbulence: the sigma-effect, ApJ, 507, 417
DOI
ScienceOn
|
2 |
Makita, M., Hamana, S., Nishi, K., Shimizu, M., Koyano, H., Sakurai, T., & Komatsu, H. 1985, Observations by the solar vector magnetograph of the Okayama Astrophysical Observatory, PASJ, 37, 561
|
3 |
Pevtsov, A. A., Canfield, R. C., & Metcalf, T. R. 1995, Latitudinal variation of helicity of photospheric magnetic fields, ApJ, 440, L109
DOI
|
4 |
Sakurai, T., Makita, M., & Shibasaki, K. 1985, Observation of magnetic field vector in solar active regions, in 'Theoretical Problems in High Resolution Solar Physics', ed. H. U. Schmidt, MPA-212 (Max Planck-Institute for Astrophysics, Munich), p.312
|
5 |
Sakurai, T., Ichimoto, K., Nishino, Y., Shinoda, K., Noguchi, M., Hiei, E., Li, T., He, F., Lu, H., Ai, G. Zhao, Z., Kawakami, S., & Chae, J. C. 1995, Solar Flare Telescope at Mitaka, PASJ, 47, 81
|
6 |
Semel, M., & Skumanich, A. 1998, An ambiguity-free determination of in solar active regions, A&A, 331, 383
|
7 |
Tian, L., Bao, S., Zhang, H., & Wang, H. 2001, Relationship in sign between tilt and twist in active region magnetic fields, A&A, 374, 294
DOI
ScienceOn
|
8 |
Abramenko, V. I., Wang, T., & Yurchishin, V. B. 1996, Analysis of electric current helicity in active regions on the basis of vector magnetograms, Sol. Phys., 168, 75
DOI
ScienceOn
|
9 |
Bao, S. D, & Zhang, H. 1998, Patterns of current helicity for the twenty-second solar cycle, ApJ, 496, L43
DOI
ScienceOn
|
10 |
Hagino, M., & Sakurai, T. 2002, Hemispheric helicity asymmetry in active regions for solar cycle 21-23, in 'Multi-Wavelength Observations of Coronal Structure and Dynamics', COSPAR Colloquia Series Vol.l3, ed. P. C. H. Martens and D. P. Kauffman (Elsevier Science, Amsterdam), p.148
|