Equatorial spread F modeling: Multiple bifurcated structures, secondary instabilities, large density 'bite-outs,' and supersonic flows

Geophysical Research Letters

Volumn 34, Issue 7, 2007, Pages

  Huba, J D ^a   Joyce, G ^b  

^a NAVAL RESEARCH LABORATORY   (United States)

^b ICARUS RESEARCH INC   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

BIFURCATION (MATHEMATICS); BUBBLES (IN FLUIDS); CHANNEL FLOW; COMPUTER SIMULATION; DYNAMICS; IMAGING TECHNIQUES; INTERPOLATION; MATHEMATICAL MODELS; SUPERSONIC FLOW;

BUBBLE DYNAMICS; EQUATORIAL SPREAD F MODELING; OPTICAL IMAGES;

F REGION;

BIFURCATION; ELECTRON DENSITY; F REGION; INTERPOLATION; NUMERICAL MODEL;

EID: 34250742666     PISSN: 00948276     EISSN: None     Source Type: Journal    
DOI: 10.1029/2006GL028519     Document Type: Article

References (32)

1. Aggson, T. I., W. J. Burke, N. C. Maynard, W. B. Hannson, P. C. Anderson, J. A. Slavin, W. R. Hoegy, and J. L. Saba (1992), Equatorial bubbles updrafting at supersonic speeds, J. Geophys. Res., 97, 8581.
2. Basu, B. (2002), On the linear theory of equatorial plasma instability: Comparison of different descriptions, J. Geophys. Res., 107(A8), 1199, doi:10.1029/2001JA000317.
3. Booker, H. G., and H. G. Wells (1938), Scattering of radio waves in the F-region of ionosphere, Terr. Magn. Atmos. Electr., 43, 249.
4. Haerendel, G., J. V. Eccles, and S. Çakir (1992), Theory for modeling of the equatorial evening ionosphere and the origin of the shear in the horizontal plasma flow, J. Geophys. Res., 97, 1209.
5. Hain, K. (1987), The partial donor cell method, J. Comput. Phys., 73, 131.
6. Hines, C. O. (1960), Internal atmospheric gravity waves at ionospheric heights, Can. J. Phys., 38, 1441.
7. Huba, J. D. (2006), NRL Plasma Formulary, Rep. NRL/PU/679006491, Nav. Res. Lab., Washington, D. C.
8. Huba, J. D., and J. G. Lyon (1999), A new 3D MHD algorithm: The distribution function method, J. Plasma Phys., 61, 391.
9. Huba, J. D., P. K. Chaturvedi, S. L. Ossakow, and D. M. Towle (1978), High frequency drift waves and wavelengths below the ion gyroradius in equatorial spread F, Geophys. Res. Lett., 5, 695.
10. Huba, J. D., P. A. Bernhardt, S. L. Ossakow, and S. T. Zalesak (1996), The Rayleigh-Taylor instability is not damped by recombination in the F region, J. Geophys. Res., 101, 24,553.
11. Hysell, D. L. (2000), An overview and synthesis of plasma irregularities in equatorial spread F, J. Atmos. Sol. Terr. Phys., 62, 1037.
12. Hysell, D. L., and E. Kudeki (2004), Collisional shear instability in the equatorial F region ionosphere, J. Geophys. Res., 109, A11301, doi:10.1029/2004JA010636.
13. Hysell, D. L., M. C. Kelley, W. E. Swartz, and D. T. Farley (1994), VHF radar and rocket observations of equatorial spread F on Kwajalein, J. Geophys. Res., 99, 15,065.
14. Hysell, D. L., M. F. Larsen, C. M. Swenson, A. Barjatya, T. F. Wheeler, M. F. Sarango, R. F. Woodman, and J. L. Chau (2005), Onset conditions for equatorial spread F determined during EQUIS II, Geophys. Res. Lett., 32, L24104, doi:10.1029/2005GL024743.
15. Kelley, M. C. (1989), The Earth's Ionosphere, Elsevier, New York.
16. Kelley, M. C., M. F. Larsen, and C. LaHoz (1981), Gravity wave initiation of equatorial spread F: A case study, J. Geophys. Res., 86, 9087.
17. Le, G., C.-S. Huang, R. F. Pfaff, S.-Y. Su, H.-C. Yeh, R. A. Heelis, F. J. Rich, and M. Hairston (2003), Plasma density enhancements associated with equatorial spread F: ROCSAT-1 and DMSP observations, J. Geophys. Res., 108(A8), 1318, doi:10.1029/2002JA009592.
18. Makela, J. J., and M. C. Kelley (2003), Field-aligned 777.4nm composite airglow images of equatorial plasma depletions, Geophys. Res. Lett., 30(8), 1442, doi:10.1029/2003GL017106.
19. Makela, J. J., and M. C. Kelley (2005), Two-dimensional imaging of the development phase of plasma instabilities in the Earth's ionosphere, IEEE Trans. Plasma Sci., 33, 502.
20. McClure, J. P., W. B. Hanson, and J. H. Hoffman (1977), Plasma bubbles and irregularities in the equatorial ionosphere, J. Geophys. Res., 82, 2650.
21. McDonald, B. E., S. L. Ossakow, S. T. Zalesak, and N. B. Zaubusky (1981), Scale sizes and lifetimes of F region plasma cloud striations as determined by the condition of marginal stability, J. Geophys. Res., 86, 5775.
22. Mendillo, M., and A. Tyler (1983), Geometry of depleted plasma regions in the equatorial ionosphere, J. Geophys. Res., 88, 5778.
23. Ossakow, S. L. (1981), Spread F theories: A review, J. Atmos. Terr. Phys., 43, 437.
24. Ossakow, S. L., S. T. Zalesak, B. E. McDonald, and P. K. Chaturvedi (1979), Nonlinear spread F: Dependence of altitude of F peak and bottomside background electron density gradient scale length, J. Geophys. Res., 84, 17.
25. Picone, J. M., A. E. Hedin, D. P. Drob, and A. C. Aikin (2002), NRLMSISE-00 empirical model of the atmosphere: Statistical comparisons and scientific issues, J. Geophys. Res., 107(A12), 1468, doi:10.1029/2002JA009430.
26. Scannapieco, A. J., and S. L. Ossakow (1976), Nonlinear equatorial spread F, Geophys. Res. Lett., 3, 451.
27. Sekar, R. (2003), Plasma instabilities and their simulations in the equatorial F region - Recent results, Space Sci. Rev., 107, 251.
28. Sekar, R., and R. Raghavarao (1995), Critical role of the equatorial topside F region on the evolutionary characteristics of the plasma bubbles, Geophys. Res. Lett., 22, 3255.
29. Su, S.-Y., H. C. Yeh, C. K. Chao, and R. A. Heelis (2002), Observation of a large density dropout across the magnetic field at 600 km altitude during the 6-7 April 2000 magnetic storm, J. Geophys. Res., 107(A 11), 1404, doi:10.1029/2001JA007552.
30. Tsunoda, R. T., R. C. Livingston, J. P. McClure, and W. B. Hanson (1982), Equatorial plasma bubbles: Vertically elongated wedges from the bottomside F layer, J. Geophys. Res., 87, 9171.
31. Zalesak, S. T., and S. L. Ossakow (1980), Nonlinear equatorial spread F: Spatially large bubbles resulting from large horizontal scale initial perturbations, J. Geophys. Res., 85, 2131.
32. Zalesak, S. T., S. L. Ossakow, and P. K. Chaturvedi (1982), Nonlinear equatorial spread F: The effect of neutral winds and background conductivity, J. Geophys. Res., 87, 151.