Large-scale vortex dynamics in the evening and midnight auroral zone: Observations and simulations

Journal of Geophysical Research: Space Physics

Volumn 105, Issue A8, 2000, Pages 18505-18518

  Voronkov, I ^a   Donovan, E F ^b   Jackel, B J ^b   Samson, J C ^a  

^a UNIVERSITY OF ALBERTA   (Canada)

^b UNIVERSITY OF CALGARY   (Canada)

Author keywords

[No Author keywords available]

Indexed keywords

EID: 39449094808     PISSN: None     EISSN: 21699402     Source Type: Journal    
DOI: 10.1029/1999ja000442     Document Type: Article

References (37)

1. Akasofu, S.-I., Physics of Magnetospheric Substorms, 599 pp., D. Reidel, Norwell, Mass., 1977.
2. Baker, K. B., and S. Wing, A new magnetic coordinate system for conjugate studies at high latitude, J. Geophys. Res., 94, 9139, 1989.
3. Bhattacharjee, A., Z. W. Ma, and X. Wang, Ballooning instability of a thin current sheet in the high-Lundquist-number magnetotail, Geophys. Res. Lett., 25, 861, 1998.
4. Blanchard, G. T., L. R. Lyons, and J. C. Samson, Accuracy of using 6300 ̊A auroral emission to identify the magnetic separatrix on the nightside of Earth, J. Geophys. Res., 102, 9697, 1997.
5. Bruning, K., and C. K. Goertz, Dynamics of a discrete auroral arc, J. Geophys. Res., 91, 7057, 1986.
6. Carlson, C. W., and M. C. Kelley, Observation and interpretation of particle and electric field measurements inside and adjacent to an active auroral arc, J. Geophys. Res., 82, 2349, 1977.
7. Cheng, C. Z., and A. T. Y. Lui, Kinetic ballooning instability for substorm onset and current disruption observed by AMPTE/CCE, Geophys. Res. Lett., 25, 4091, 1998.
8. Elphinstone, R. D., et al., Observations in the vicinity of substorm onset: Implications for the substorm process, J. Geophys. Res., 100, 7937, 1995.
9. Frank, L. A., J. B. Sigwarth, and W. R. Paterson, High-resolution global images of Earth's auroras during substorms, in SUBSTORM-4, International Conference on Substorms-4, Lake Hamana, Japan: March 9-13, 1998, p. 3, Terra Sci., Tokyo, 1998.
10. Galinsky, V. L., and B. U. O. Sonnerup, Dynamics of shear velocity layer with bent magnetic field lines, Geophys. Res. Lett., 21, 2247, 1994.
11. Haerendel, G., S. Buchert, C. La Hoz, B. Raaf, and E. Rieger, On the proper motion of auroral arcs, J. Geophys. Res, 98, 6087, 1993.
12. Haerendel, G., B. U. Olipitz, S. Buchert, O. H. Bauer, E. Rieger, and C. La Hoz, Optical and radar observations of auroral arcs with emphasis on small-scale structures, J. Atmos. Terr. Phys., 58, 71, 1996.
13. Hallinan, T. J., Auroral spirals, 2, Theory, J. Geophys. Res, 81, 3959, 1976.
14. Holter, O., C. Altman, A. Roux, S. Perraut, A. Pedersen, H. Pecseli, B. Lybekk, J. Trulsen, A. Korth, and G. Kremser, Characterization of low frequency oscillations at substorm breakup, J. Geophys. Res., 100, 19,109, 1995.
15. Hurricane, O. A., B. H. Fong, and S. C. Cowley, Nonlinear magnetohydrodynamic detonation, 1, Phys. Plasmas, 4(10), 3565, 1997.
16. Hurricane, O. A., B. H. Fong, S. C. Cowley, F. V. Coroniti, C. F. Kennel, and R. Pellat, Substorm detonation - the unification of substorm trigger mechanisms, in SUBSTORM-4, International Conference on Substorms-4, Lake Hamana, Japan: March 9-13, 1998, p. 373, Terra Sci., Tokyo, 1998.
17. Kelley, M. C., Intense sheared flow as the origin of large-scale undulations of the edge of the diffuse aurora, J. Geophys. Res., 91, 3225, 1986.
18. Kidd, S. R., and G. Rostoker, Distribution of auroral surges in the evening sector, J. Geophys. Res., 96, 5697, 1991.
19. Kistler, L. M., E. Möbius, W. Baumjohann, G. Paschmann, and D. C. Hamilton, Pressure changes in the plasma sheet during substorm injections, J. Geophys. Res., 97, 2973, 1992.
20. Lee, D.-Y., Ballooning instability in the tail plasma sheet, Geophys. Res. Lett., 25, 4095, 1998.
21. Miura, A., Stabilization of the Kelvin-Helmholtz instability by the transverse magnetic field in the magnetosphere-ionosphere coupling system, Geophys. Res. Lett., 23, 761, 1996.
22. Miura, A., and J. R. Kan, Line-tying effects on the Kelvin-Helmholtz instability, Geophys. Res. Lett., 19, 1611, 1992.
23. Miura, A., and P. L. Pritchett, Nonlocal stability analysis of the MHD Kelvin-Helmholtz instability in a compressible plasma, J. Geophys. Res., 87, 7431, 1982.
24. Murphree, J. S., and M. L. Johnson, Clues to plasma processes based on Freja UV observations, Adv. Space Res., 18, 95, 1996.
25. Rankin, R., B. G. Harrold, J. C. Samson, and P. Frycz, The nonlinear evolution of field line resonances in the Earth's magnetosphere, J. Geophys. Res., 98, 5839, 1993.
26. Rostoker, G., On the place of the pseudo-breakup in a magnetospheric substorm, Geophys. Res. Lett., 25, 217, 1998.
27. Roux, A., S. Perraut, P. Robert, A. Morane, A. Pedersen, A. Korth, G. Kremser, B. Aparicio, D. Rodgers, and R. Pellinen, Plasma sheet instability related to the westward traveling surge, J. Geophys. Res., 96, 17697, 1991.
28. Samson, J. C., L. R. Lyons, P. T. Newell, F. Creutzberg, and B. Xu, Proton aurora and substorm intensifications, Geophys. Res. Lett., 19, 2167, 1992.
29. Samson, J. C., L. L. Cogger, and Q. Pao, Observations of field line resonances, auroral arcs, and auroral vortex structures, J. Geophys. Res., 101, 17373, 1996.
30. Samson, J. C., R. Rankin, and I. Voronkov, Field line resonances, auroral arcs, and substorm intensifications, in Geospace Mass and Energy Flow: Results From the International Solar-Terrestrial Physics Program, Geophys. Monogr. Ser., vol. 104, edited by J. L. Horwitz, D. L. Galagher, and W. K. Peterson, p. 161, AGU, Washington, D. C., 1998.
31. Steen, A., and P. N. Collis, High time-resolution imaging of auroral arc deformation at substorm onset, Planet. Space Sci., 36, 715, 1988.
32. Sundaram, A. K., and D. H. Fairfield, Stability of resistive MHD tearing and ballooning modes in the tail current sheet, J. Geophys. Res., 102, 19,913, 1997.
33. Trondsen, T. S., and L. L. Cogger, High-resolution television observations of black aurora, J. Geophys. Res., 102, 363, 1997.
34. Trondsen, T. S., and L. L. Cogger, A survey of small-scale spatially periodic distortions of auroral forms, J. Geophys. Res., 103, 9405, 1998.
35. Voronkov, I., Shear Alfvén waves and shear flow instabilities in the Earth's magnetosphere, Ph.D. thesis, 181 pp., Univ. of Alberta, Edmonton, Alberta, 1998.
36. Voronkov, I., R. Rankin, P. Frycz, V. T. Tikhonchuk, and J. C. Samson, Coupling of shear flow and pressure gradient instabilities, J. Geophys. Res., 102, 9639, 1997.
37. Voronkov, I., R. Rankin, J. C. Samson, and V. T. Tikhonchuk, Shear flow instability in the dipolar magnetosphere, J. Geophys. Res., 104, 17,323, 1999.