Spatial structure of ionospheric convection velocities in regions of open and closed magnetic field topology

Geophysical Research Letters

Volumn 33, Issue 24, 2006, Pages

  Abel, G A ^a   Freeman, M P ^a   Chisham, G ^a  

^a BRITISH ANTARCTIC SURVEY   (United Kingdom)

Author keywords

[No Author keywords available]

Indexed keywords

HEAT CONVECTION; IONOSPHERE; MAGNETIC FIELDS; MAGNETOSPHERE; METEOROLOGICAL RADAR; SOLAR WIND; TOPOLOGY;

GLOBAL CONVECTION PATTERN; HALLEY SUPER DUAL RADAR AURORAL NETWORK (SUPERDARN); IONOSPHERIC CONVECTION VELOCITIES; MAGNETOSPHERE-IONOSPHERE SYSTEM;

METEOROLOGY;

ATMOSPHERIC CONVECTION; IONOSPHERE; MAGNETIC FIELD; MAGNETOSPHERE; POWER LAW; RADAR; SOLAR WIND; SPATIAL ANALYSIS;

EID: 34250354287     PISSN: 00948276     EISSN: None     Source Type: Journal    
DOI: 10.1029/2006GL027919     Document Type: Article

References (28)

1. Abel, G., and M. P. Freeman (2002), A statistical analysis of ionospheric velocity and magnetic field power spectra at the time of pulsed ionospheric flows, J. Geophys. Res., 107(A12), 1470, doi:10.1029/2002JA009402.
2. Bering, E. A., III, J. R. Benbrook, G. J. Byrne, B. Liao, J. R. Theal, L. J. Lanzerotti, and C. G. Maclennan (1995), Balloon measurements above the South Pole: Study of ionospheric transmission of ULF waves, J. Geophys. Res., 100, 7807-7819.
3. Borovsky, J. E., R. C. Elphic, H. O. Funsten, and M. F. Thomsen (1997), The Earth's plasma sheet as a laboratory for flow turbulence in high-β MHD, J. Plasma Phys., 57, 1-34.
4. Buchert, S. C., R. Fujii, and K.-H. Glassmeier (1999), Ionospheric conductivity modulation in ULF pulsations, J. Geophys. Res., 104, 10,119-10,133.
5. Campbell, W. H. (1976), An analysis of the spectra of geomagnetic variations having periods from 5 min to 4 hours, J. Geophys. Res., 81, 1369-1390.
6. Chang, T. (1992), Low-dimensional behavior and symmetry-breaking of stochastic systems near criticality: Can these effects be observed in space and in the laboratory?, IEEE Trans. Plasma Sci., 20, 691-694.
7. Chisham, G., and M. P. Freeman (2003), A technique for accurately determining the cusp-region polar cap boundary using SuperDARN HF radar measurements, Ann. Geophys., 21, 983-996.
8. Chisham, G., and M. P. Freeman (2004), An investigation of latitudinal transitions in the SuperDARN Doppler spectral width parameter at different magnetic local times, Ann. Geophys., 22, 1187-1202.
9. Chisham, G., M. P. Freeman, and T. Sotirelis (2004), A statistical comparison of SuperDARN spectral width boundaries and DMSP particle precipitation boundaries in the nightside ionosphere, Geophys. Res. Lett., 31, L02804, doi:10.1029/2003GL019074.
10. Chisham, G., M. P. Freeman, T. Sotirelis, R. A. Greenwald, M. Lester, and J.-P. Villain (2005a), A statistical comparison of SuperDARN spectral width boundaries and DMSP particle precipitation boundaries in the morning sector ionosphere, Ann. Geophys., 23, 733-743.
11. Chisham, G., M. P. Freeman, T. Sotirelis, and R. A. Greenwald (2005b), The accuracy of using the spectral width boundary measured in off-meridional SuperDARN HF radar beams as a proxy for the open-closed field line boundary, Ann. Geophys., 23, 2599-2604.
12. Consolini, G. (1997), Sandpile cellular automata and magnetospheric dynamics, in Proceedings of the 8th GIFC0 Conference, Cosmic Physics in the Year 2000: Scientific Perspectives and New Instrumentation: Como, 8-10 April 1997, edited by S. Aiello et al., pp. 123-126, Soc. Ital. di Fis., Bologna, Italy.
13. Consolini, G., P. De Michelis, A. Meloni, L. Cafarella, and M. Candidi (1998), Levy-stable probability distribution of magnetic field fluctuations at Terra Nova Bay (Antarctica), in Proceedings of Italian Research on Antarctic Atmosphere, pp. 367-376, Soc. Ital. di Fis., Bologna, Italy.
14. Francia, P., U. Villante, and A. Meloni (1995), An analysis of geomagnetic field variations (3 min-2 h) at a low latitude observatory (L = 1.6), Ann. Geophys., 13, 522-531.
15. Freeman, M. P., N. W. Watkins, and D. J. Riley (2000a), Evidence for a solar wind origin of the power law burst lifetime distribution of the AE indices, Geophys. Res. Lett., 27, 1087-1090.
16. Freeman, M. P., N. W. Watkins, and D. J. Riley (2000b), Power law distributions of burst duration and interburst interval in the solar wind: Turbulence or dissipative self-organized criticality, Phys. Rev. E, 62, 8794-8797.
17. Greenwald, R. A., et al. (1995), DARN/SuperDARN: A global view of the dynamics of high-latitude convection, Space Sci. Rev., 71, 761-796.
18. Hnat, B., S. C. Chapman, G. Rowlands, N. W. Watkins, and M. P. Freeman (2002), Scaling of solar wind and the AU, AL and AE indices as seen by Wind, Geophys. Res. Lett., 29(22), 2078, doi:10.1029/ 2002GL016054.
19. Hnat, B., S. C. Chapman, and G. Rowlands (2005), Scaling and a Fokker-Planck model for fluctuations in geomagnetic indices and comparison with solar wind ε as seen by Wind and ACE, J. Geophys. Res., 110, A08206, doi:10.1029/2004JA010824.
20. Kintner, P. M. (1976), Observations of velocity shear driven plasma turbulence, J. Geophys. Res., 81, 5114-5122.
21. Parkinson, M. L. (2006), Dynamical critical scaling of electric field fluctuations in the greater cusp and magnetotail implied by HF radar observations of F-region Doppler velocity, Ann. Geophys., 24, 689-705.
22. Pulkkinen, A., A. Klimas, D. Vassiliadis, V. Uritsky, and E. Tanskanen (2006), Spatiotemporal scaling properties of the ground geomagnetic field variations, J. Geophys. Res., 111, A03305, doi:10.1029/ 2005JA011294.
23. Ruohoniemi, J. M., and R. A. Greenwald (2005), Dependencies of high-latitude plasma convection: Consideration of interplanetary magnetic field, seasonal, and universal time factors in statistical patterns, J. Geophys. Res., 110, A09204, doi:10.1029/2004JA010815.
24. Takalo, J., and J. Timonen (1998), Comparison of the dynamics of the AU and PC indices, Geophys. Res. Lett., 25, 2101-2104.
25. Takalo, J., J. Timonen, and H. Koskinen (1993), Correlation dimension and affinity of AE data and bicolored noise, Geophys. Res. Lett., 20, 1527-1530.
26. Taylor, G. I. (1938), The spectrum of turbulence, Proc. R. Soc. London, Ser. A, 164, 476-490.
27. Weatherwax, A. T., J. T. Rosenberg, L. J. Lanzerotti, C. G. Maclennan, H. U. Frey, and S. B. Mende (2000), The distention of the magnetosphere on May 11, 1999: High latitude Antarctic observations and comparisons with low latitude magnetic and geopotential data, Geophys. Res. Lett., 27, 4029-4032.
28. Weimer, D. R., C. K. Goertz, D. A. Gurnet, N. C. Maynard, and J. L. Burch (1985), Auroral zone electric fields from DE1 and 2 at magnetic conjunction, J. Geophys. Res., 90, 7479-7494.