Non-Gaussian distribution function of AE-index fluctuations: Evidence for time intermittency

Geophysical Research Letters

Volumn 25, Issue 21, 1998, Pages 4087-4090

  Consolini, Giuseppe ^a,c   De Michelis, Paola ^b,c  

^a CNR   (Italy)

^b ISTITUTO NAZIONALE DI GEOFISICA E VULCANOLOGIA   (Italy)

^c NONE   (Italy)

Author keywords

[No Author keywords available]

Indexed keywords

MAGNETOSPHERE; PLASMA FLOW; PROBABILITY DENSITY FUNCTION; TIME SERIES ANALYSIS; TURBULENT FLOW;

PROBABILITY DISTRIBUTION FUNCTION; SOLAR WIND;

GEOMAGNETISM;

GEOMAGNETIC FIELD;

EID: 0032216094     PISSN: 00948276     EISSN: None     Source Type: Journal    
DOI: 10.1029/1998GL900073     Document Type: Article

References (17)

1. Burlaga, L.F., and L.W. Klein, Fractal structure of the interplanetary magnetic field, J. Geophys. Res., 91, 347, 1986
2. Burlaga, L.F., Intermittent turbulence in the solar wind, J. Geophys. Res., 96, 5847, 1991
3. Castaing, B., Y. Gagne, and E.J. Hopfinger, Velocity probability density functions of high Reynolds number turbulence, Physica D, 46, 177, 1990.
4. Chang, T., Intermittent Turbulence in the Magnetotail, AGU 1998 Spring Meeting, EOS Trans., 79 suppl., S328, 1998
5. Consolini G., M. F. Marcucci, and M. Candida, Multifractal structure of auroral electrojet index data, Phys. Rev. Lett., 76, 1996
6. Davis, T., and M. Sugiura, Auroral Electrojet Activity Index AE and Its Universal Time Variations, J. Geophys. Res., 71, 785, 1966
7. Kamide, Y., and S. Kokobun, Two-component auroral electrojet: Importance for substorm studies. J. Geophys. Res., 101, 13027, 1996
8. Klimas, A.J., D. Vassiliadis, D.N. Baker, and D.A. Roberts, The organized nonlinear dynamics of the magnetosphere, J. Geophys. Res., 101, 13089, 1996
9. Kolmogorov, A.N., A refinement of previous hypothesies concerning the local structure of turbulence in a viscous incompressible fluid at high Reinolds number, J. Fluid Mech., 13, 82, 1962
10. Marsch, E., and C.-Y. Tu, Non-Gaussian probability distributions of solar wind fluctuations, Ann. Geophys., 12, 1127, 1994
11. Takalo, J., J. Timonen, and H. Koskinen, Correlation dimension and affinity of AE data and bicoulored noise, Geophys. Res. Lett., 20, 1527, 1993
12. Takalo, J., and J. Timonen, Characteristic time scale of auroral electrojet data, Geophys. Res. Lett., 21, 617, 1994
13. Takalo, J., and J. Timonen, Neural network prediction of AE data, Geophys. Res. Lett., 24, 2403, 1997
14. Takalo, J., and J. Timonen, Comparison of the dynamics of the AU and PC indices, Geophys. Res. Lett., 25, 2403, 1998
15. 5 Driver: A spectral Break at 5 Hours, Geophys. Res. Lett., 17, 279, 1990
16. Vassiliadis, D.V., A.S. Sharma, T.E. Eastman, and K. Papadopoulos, Low-dimensional chaos in magnetospheric activity from AE time series, Geophys. Res. Lett., 17, 1841, 1990
17. south-AL coupling, J. Geophys. Res., 101, 19779, 1996