참고문헌
- 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 https://doi.org/10.1007/BF00145826
- Bao, S. D, & Zhang, H. 1998, Patterns of current helicity for the twenty-second solar cycle, ApJ, 496, L43 https://doi.org/10.1086/311232
- 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
- Longcope, D. W., Fisher, G. H., & Pevtsov, A. A. 1998, Flux-tube twist resulting from helical turbulence: the sigma-effect, ApJ, 507, 417 https://doi.org/10.1086/306312
- 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
- Pevtsov, A. A., Canfield, R. C., & Metcalf, T. R. 1995, Latitudinal variation of helicity of photospheric magnetic fields, ApJ, 440, L109 https://doi.org/10.1086/187773
- 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
- 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
-
Semel, M., & Skumanich, A. 1998, An ambiguity-free determination of
$J_z$ in solar active regions, A&A, 331, 383 - 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 https://doi.org/10.1051/0004-6361:20010701
피인용 문헌
- Magnetic Twist and Writhe of δ Active Regions vol.229, pp.1, 2005, https://doi.org/10.1007/s11207-005-3524-x
- Magnetic helicity accumulation and tilt angle evolution of newly emerging active regions vol.502, pp.1, 2009, https://doi.org/10.1051/0004-6361/200810032
- Helicity Generation and Signature in Solar Atmosphere vol.13, 2005, https://doi.org/10.1017/S153929960001515X
- A Minimum Energy Fit Method to Reconstruct Photospheric Velocity and Magnetic Diffusivity in Active Regions from Observed Magnetograms and Dopplergrams vol.290, pp.2, 2015, https://doi.org/10.1007/s11207-014-0629-0
- CHIRALITY AND MAGNETIC CONFIGURATIONS OF SOLAR FILAMENTS vol.835, pp.1, 2017, https://doi.org/10.3847/1538-4357/835/1/94
- Resolving the Azimuthal Ambiguity in Vector Magnetogram Data with the Divergence-Free Condition: Implementations for Disambiguating Each Height Independently vol.290, pp.10, 2015, https://doi.org/10.1007/s11207-015-0770-4
- Active Longitude and Coronal Mass Ejection Occurrences vol.838, pp.1, 2017, https://doi.org/10.3847/1538-4357/aa62a8
- Latitude Variation of Helicity in Solar Active Regions vol.56, pp.5, 2004, https://doi.org/10.1093/pasj/56.5.831