Differential velocity between solar wind protons and alpha particles in pressure balance structures

Journal of Geophysical Research: Space Physics

Volumn 109, Issue A3, 2004, Pages

  Yamauchi, Yohei ^a   Suess, Steven T ^a   Steinberg, John T ^b   Sakurai, Takashi ^c  

^a NASA MARSHALL SPACE FLIGHT CENTER   (United States)

^b LOS ALAMOS NATIONAL LABORATORY   (United States)

^c NATIONAL ASTRONOMICAL OBSERVATORY OF JAPAN   (Japan)

Author keywords

Alfv n waves; Plumes; Pressure balance structures; Solar wind; Ulysses

Indexed keywords

EID: 32644437878     PISSN: None     EISSN: 21699402     Source Type: Journal    
DOI: 10.1029/2003JA010274     Document Type: Article

References (30)

1. Asbridge, J. R., S. J. Bame, W. C. Feldman, and M. D. Montgomery (1976), Helium and hydrogen velocity difference in the solar wind, J. Geophys. Res., 81, 2719-2727.
2. Balogh, A., T. J. Beek, R. J. Forsyth, P. C. Hedgecock, R. J. Marquedant, E. J. Smith, D. J. Southwood, and B. T. Tsurutani (1992), The magnetic field investigation on the Ulysses mission: Instrumentation and preliminary scientific results, Astron. Astrophys., Suppl. Ser., 92, 221-236.
3. Balogh, A., R. J. Forsyth, E. A. Lucek, and T. S. Forbury (1999), Heliospheric magnetic field polarity inversions at high heliographic latitudes, Geophys. Res. Lett., 26, 631-634.
4. Bame, S. J., D. J. McComas, B. L. Barraclough, J. L. Phillips, K. J. Sofaly, J. C. Chavez, B. E. Goldstein, and R. K. Sakurai (1992), The Ulysses solar wind plasma experiment, Astron. Astrophys., Suppl. Ser., 92, 237-265.
5. Belcher, J. W., and L. Davis Jr. (1971), Large-amplitude Alfvén waves in the interplanetary medium: 2, J. Geophys. Res., 76, 3534-3563.
6. Bollea, D., V. Formisano, P. C. Hedgecock, G. Moreno, and F. Palimotto (1972), Helios 1 helium observations in the solar wind, NASA Spec. Publ, 308, 588.
7. Casalbuoni, S., L. Del Zanna, S. R. Habbal, and M. Velli (1999), Coronal plumes and the expansion of pressure-balanced structures in the fast solar wind, J. Geophys. Res., 104, 9947-9961.
8. DeForest, C. E., J. T. Hoeksema, J. B. Gurman, B. J. Thompson, S. P. Plunkett, R. Howard, R. C. Harrison, and D. M. Hasslerz (1997), Polar plume anatomy: Results of a coordinated observation, Solar Phys., 175, 393-410.
9. Formisano, V., G. Moreno, and F. Palmiotto (1970), a-particle observations in the solar wind, Solar Phys., 15, 479.
10. Giordano, S., E. Antonucci, G. Noci, M. Romoli, and J. L. Kohl (2000), Identification of the coronal sources of the fast solar wind, Astrophys J., 531, L79-L82.
11. Gosling, J. T., D. N. Baker, S. J. Bame, W. C. Feldman, R. D. Zwickl, and E. J. Smith (1987), Bidirectional solar wind electron heat flux events, J. Geophys. Res., 92, 8519.
12. Horbury, T. S., D. Burgess, and M. Franz (2001), Three spacecraft observations of solar wind discontinuities, Geophys. Res. Lett., 28, 677-680.
13. Marsch, E., K.-H. Muhlhauser, H. Rosenbauer, R. Schwenn, and F. M. Neubauer (1982), Solar wind helium ions: Observations of the Helios solar probes between 0.3 and 1 AU, J. Geophys. Res., 87, 35-51.
14. McComas, D. J., G. W. Hoogeveen, J. T. Gosling, J. L. Phillips, M. Neugebauer, A. Balogh, and R. Forsyth (1996), Ulysses observations of pressure-balance structures in the polar solar wind, Astron. Astrophys., 316, 368-373.
15. Neugebauer, M. (1981), Observations of solar-wind helium, Fund. Cosmic Phys., 7, 131.
16. Neugebauer, M., B. E. Goldstein, D. J. McComas, S. T. Suess, and A. Balogh (1995), Ulysses observations of microstreams in the solar wind from coronal holes, J Geophys. Res., 100, 23,389-23,395.
17. Ogilvie, K. W. (1975), Differences beUveen the bulk speeds of hydrogen and helium in the solar wind, J. Geophys. Res., 80, 1335-1338.
18. Phillips, J. L., et al. (1995), Ulysses solar wind plasma observations from pole to pole, Geophys. Res. Lett., 21, 3301-3304.
19. Reisenfeld, D. B., D. J. McComas, and J. T. Steinberg (1999), Evidence of a solar origin for pressure balance structures in the high-latitude solar wind, Geophys. Res. Lett., 26, 1805-1808.
20. Robbins, D. E., A. J. Hundhausen, and S. J. Bame (1970), Helium in the solar wind, J. Geophys. Res., 75, 1178-1187.
21. Sonnerup, B. U. Ö., and L. J. Cahill (1967), Magnetopause structure and attitude from Explorer 12 observations, J. Geophys. Res., 72, 171-183.
22. Steinberg, J. T., A. J. Lazarus, K. W. Ogilvie, R. Lepping, and J. Byrnes (1996), Differential flow between solar wind protons and alpha particles: First WIND observations, Geophys. Res. Lett., 23, 1183-1186.
23. Suess, S. T., A.-H. Wang, I. Cuseri, G. Poletto, and S. T. Wu (1998), The geometric spreading of coronal plumes and coronal holes, Solar Phys., 180, 231-246.
24. Teriaca, L., G. Poletto, M. Romoli, and D. A. Biesecker (2003), The nascent solar wind: Origin and acceleration, Astrophys J., 588, 566-577.
25. Thieme, K. M., E. Marsch, and R. Schwenn (1988), Relationship between structures in the solar wind and their source regions in the corona, in Proceedings of Sixth International Solar Wind Conference, Tech. Note NCAR/TN-306 + Proc., edited by V. J. Pizzo, T. E. Holzer, and D. G. Sime, pp. 317-321, Natl. Cent. for Atmos. Res., Boulder, Colo.
26. Thieme, K. M., E. Marsch, and R. Schwenn (1990), Special structures in high speed streams as signatures of fine structures in coronal holes, Ann. Geophys., 8, 713-724.
27. Velli, M., S. R. Habbal, and R. Esser(1994), Coronal plumes and fine scale structure in high speed solar wind streams, Space Sci. Rev., 70, 391.
28. Wang, Y.-M. (1998), Network activity and the evaporative formation of polar plumes, Astrophys, 501, L145-L150.
29. Yamauchi, Y., S. T. Suess, and T. Sakurai (2002), Relation between pressure balance structures and polar plumes from Ulysses high latitude observations, Geophys. Res. Lett., 29(10), 1383, doi:10.1029/ 2001GL013820.
30. Yamauchi, Y., R. L. Moore, S. T. Suess, H. Wang, and T. Sakurai (2004), The magnetic structure of Hα macrospicules in solar coronal holes, Astrophys J., in press.