Robustness of collective behaviour in strongly driven avalanche models: Magnetospheric implications

Geophysical Research Letters

Volumn 26, Issue 16, 1999, Pages 2617-2620

  Watkins, N W ^a   Chapman, S C ^c   Dendy, R O ^b   Rowlands, G ^c  

^a BRITISH ANTARCTIC SURVEY   (United Kingdom)

^b CULHAM SCIENCE CENTRE   (United Kingdom)

^c UNIVERSITY OF WARWICK   (United Kingdom)

Author keywords

[No Author keywords available]

Indexed keywords

COMPUTER SIMULATION; GEOMAGNETISM; MAGNETOSPHERE; MATHEMATICAL MODELS; STATISTICAL METHODS; CRITICAL CURRENT DENSITY (SUPERCONDUCTIVITY);

AVALANCHE MODELS; ENERGY RELEASE; FUELLING; MAGNETOSPHERIC SYSTEM; SELF ORGANISED CRITICALITY; AVALANCHE MODEL; COLLECTIVE BEHAVIOUR; CRITICAL STATE; DISSIPATIVE SYSTEMS; ENERGY CONFINEMENT; POWER LAW DISTRIBUTION; SELF-ORGANISED CRITICALITIES;

GEOPHYSICS; FUELING;

MAGNETOSPHERE;

EID: 0033371984     PISSN: 00948276     EISSN: None     Source Type: Journal    
DOI: 10.1029/1999GL900586     Document Type: Article

References (18)

1. Angelopoulos V., F. V. Coroniti, C. F. Kennel, M. G. Kivelson, R. J. Walker, C. T. Russell, R. L. McPherron, E. Sanchez, C. I. Meng, W. Baumjohann, G. D. Reeves, R. D. Belian, N. Sato, E. Friis-Christensen, P. R. Sutclifle, K. Yumoto and T. Harris, Multi-point analysis of a BBF event on April 11, 1985, J. Geophys. Res., 101, 4967, 1996.
2. Bak P., C. Tang, and K. Weisenfeld, Self-organised criticality: An explanation of 1/f noise, Phys. Rev. Lett., 50, 381-384, 1987.
3. Chang T. S., Low dimensional behaviour 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, 1992.
4. Chang T. S., Multiscale intermittent turbulence in the magnetotail, in Substorms-4 , ed. S. Kokubun and Y. Kamide, Terra Scientific Publishing Company/Kluwer Academic Publishers, Tokyo, 431-436, 1998a.
5. Chang T. S., Sporadic localized reconnections and multiscale intermittent turbulence in the magnetotail, in Geospace Mass and Energy Flow: Results from the International Solar Terrestrial Physics Program, ed. J. L. Horwitz, D. L. Gallagher and W. K. Peterson, Geophysical Monograph 104, American Geophysical Union, Washington, D.C., 193-199, 1998b.
6. Chapman S. C., N. W. Watkins, R. O. Dendy, P. Helander and G. Rowlands, A simple avalanche model as an analogue for magnetospheric activity, Geophys. Res. Lett., 25, 2397-2400, 1998.
7. Chapman S. C., R. O. Dendy, and G. Rowlands, A sandpile model with dual scaling regimes for laboratory, space and astrophysical plasmas, Phys. Plasmas, in press, 1999.
8. Consolini G., Sandpile cellular automata and magnetospheric dynamics, in Proc. vol. 58, "Cosmic Physics in the Year 2000", S. Aiello, N. Iucci, G. Sironi, A. Treves and U. Villante (eds.), Societa Italiana di Fisica, Bologna, Italy, 123-126, 1997.
9. Dendy R. O. and P. Helander, Sandpiles, silos and tokamak phenomenology: a brief review, Plasma Physics and Controlled Fusion, 39, 1947-1961, 1997.
10. Dendy, R. O. and P. Helander, On the appearance and non-appearance of self-organised criticality in sandpiles, Phys. Rev. E., 57, 3641-3644, 1998.
11. Freeman, M. P., Rhodes, C. and Watkins, N. W., On the two-component nature of the auroral electrojets, AGU 1998 Fall Meeting, EOS Trans., 79 suppl., F793, 1998.
12. Helander, P., Chapman S. C., R. O. Dendy, G. Rowlands, and N. W. Watkins, Exactly solvable sandpile with fractal avalanching, Phys. Rev. E, in press, 1999.
13. Jensen H. J., Self-Organised Criticality: Emergent Complex Behaviour in Physical and Biological Systems, Cambridge University Press, 1998.
14. Lu E., Avalanches in continuum dissipative systems, Phys. Rev. Lett., 74, 2511-2514, 1995.
15. Pinho S. T. R, and R. F. S. Andrade, An Abelian model for rainfall, Physica A, 255, 483-495, 1998.
16. Takalo, J., and Timonen, J., Comparison of the dynamics of the AU and PC indices, Geophys. Res. Lett., 25, 2101-2104, 1998.
17. s driver: a spectral break at 5 hours, Geophys. Res. Lett., 17, 279-282, 1990.
18. Uritsky V. M., and M. I. Pudovkin, Low frequency 1/f-like fluctuations of the AE-index as a possible manifestation of self-organised criticality in the magnetosphere, Ann. Geophys., 16, 1580-1588, 1998.