Generation and propagation of cyclotron maser emissions in the finite auroral kilometric radiation source cavity

Journal of Geophysical Research: Space Physics

Volumn 107, Issue A12, 2002, Pages

  Pritchett, P L ^a   Strangeway, R J ^b   Ergun, R E ^c   Carlson, C W ^d  

^a UNIVERSITY OF CALIFORNIA   (United States)

^b UNIVERSITY OF CALIFORNIA   (United States)

^c UNIVERSITY OF COLORADO   (United States)

^d UNIVERSITY OF CALIFORNIA   (United States)

Author keywords

Auroral density cavity; Cyclotron maser instability; Horseshoe electron distribution; Mode conversion; Wave particle interaction

Indexed keywords

EID: 4344703178     PISSN: None     EISSN: 21699402     Source Type: Journal    
DOI: 10.1029/2002JA009403     Document Type: Article

References (50)

1. Baumback, M. M., and W. Calvert, The minimum bandwidths of auroral kilometric radiation, Geophys. Res. Lett., 14, 119, 1987.
2. Bingham, R., and R. A. Cairns, Generation of auroral kilometric radiation by electron horseshoe distributions, Phys. Plasmas, 7, 3089, 2000.
3. Calvert, W., The auroral plasma cavity, Geophys. Res. Lett., 8, 919, 1981.
4. Calvert, W., A feedback model for the source of auroral kilometric radiation, J. Geophys. Res., 87, 8199, 1982.
5. Calvert, W., Auroral precipitation caused by auroral kilometric radiation, J. Geophys. Res., 92, 8792, 1987.
6. Chiu, Y. T., and M. Schulz, Self-consistent particle and parallel electrostatic field distributions in the magnetospheric-ionospheric auroral region, J. Geophys. Res., 83, 629, 1978.
7. Dawson, J. M., Particle simulation of plasmas, Rev. Mod. Phys., 55, 403, 1983.
8. de Feraudy, H., A. Bahnsen, and M. Jespersen, Observations of nightside and dayside auroral kilometric radiation with Viking, in Proceedings of 2nd International Workshop on Radio Emissions from Planetary Magnetospheres, edited by H. O. Rucker, S. J. Bauer, and B. M. Pedersen, p. 239, Österreichischen Akad. der Wiss., Vienna, 1988.
9. Delory, G. T., R. E. Ergun, C. W. Carlson, L. Muschietti, C. C. Chaston, W. Peria, J. P. McFadden, and R. J. Srangeway, FAST observations of electron distributions within AKR source regions, Geophys. Res. Lett, 25, 2069, 1998.
10. Dusenbery, P. B., and L. R. Lyons, General concepts on the generation of auroral kilometric radiation, J. Geophys. Res., 87, 7467, 1982.
11. Ergun, R. E., et al., FAST satellite wave observations in the AKR source region, Geophys. Res. Lett., 25, 2061, 1998.
12. Ergun, R. E., C. W. Carlson, J. P. McFadden, G. T. Delory, R. J. Strange-way, and P. L. Pritchett, Electron-cyclotron maser driven by charged-particle acceleration from magnetic field-aligned electric fields, Astrophys. J., 538, 456, 2000.
13. Ergun, R. E., et al., The FAST satellite fields instrument, Space Sci. Rev., 98, 67, 2001.
14. Gary, D. E., J. L. Linsky, and G. A. Dulk, An unusual microwave flare with 56 second oscillations on the M dwarfL726-8 A, Astrophys. J. 263, L79, 1982.
15. Gurnett, D. A., and R. R. Anderson, The kilometric radio emission spectrum: Relation to auroral acceleration processes, in Physics of Auroral Arc Formation, Geophys. Monogr. Ser., vol. 25, edited by S.-I. Akasofu, and J. R. Kan, p. 341, AGU, Washington, D. C., 1981.
16. Gurnett, D. A., R. R. Anderson, F. L. Scarf, R. W. Fredricks, and E. J. Smith, Initial results from the ISEE 1 and 2 plasma wave investigation, Space ScL Rev., 23, 1079, 1979.
17. Hayes, L. M., Reflection of magnetoionic waves from a steep density gradient, 1, Incident extraordinary mode, Aust J. Phys., 38, 687, 1985.
18. Hilgers, A., B. Holback, G. Holmgren, and R. Boström, Probe measurements of low plasma densities with applications to the auroral acceleration region and auroral kilometric radiation sources, J. Geophys. Res., 97, 8631, 1992.
19. Le Quéau, D., R. Pellat, and A. Roux, Direct generation of the auroral kilometric radiation by the maser synchrotron instability: An analytical approach, Phys. Fluids, 27, 247, 1984.
20. Le Quéau, D., R. Pellat, and A. Roux, The maser synchrotron instability in an inhomogeneous medium: Application to the generation of the auroral kilometric radiation, Ann. Geophys. Gauthier Villars, 3, 273, 1985.
21. Louarn, P., and D. Le Quéau, Generation of the auroral kilometric radiation in plasma cavities, I, Experimental study, Planet. Space Sci., 44, 199, 1996a.
22. Louarn, P., and D. Le Quéau, Generation of the auroral kilometric radiation in plasma cavities, II, The cyclotron maser instability in small size sources, Planet. Space Sci., 44, 211, 1996b.
23. Melrose, D. B., and G. A. Dulk, Electron-cyclotron masers as the source of certain solar and stellar radio bursts, Astrophys. J., 259, 844, 1982.
24. Melrose, D. B., K. G. Rönnmark, and R. G. Hewitt, Terrestrial kilometric radiation: The cyclotron theory, J. Geophys. Res., 87, 5140, 1982.
25. Omidi, N., and D. A. Gumett, Growth rate calculations of auroral kilometric radiation using the relativistic resonance condition, J. Geophys. Res., 87, 2377, 1982.
26. Omidi, N., and D. A. Gumett, Path-integrated growth of auroral kilometric radiation, J. Geophys. Res., 89, 10,801, 1984.
27. Perraut, S., H. de Feraudy, A. Roux, P. M. E. Décréau, J. Paris, and L. Matson, Density measurements in key regions of the Earth's magnetosphere: Cusp and auroral region, J. Geophys. Res., 95, 5997, 1990.
28. Pottelette, R., R. A. Treumann, and M. Berthomier, Auroral plasma turbulence and the cause of auroral kilometric radiation fine structure, J. Geophys. Res., 106, 8465, 2001.
29. Pritchett, P. L., Relativistic dispersion, the cyclotron maser instability, and auroral kilometric radiation, J. Geophys. Res., 89, 8957, 1984.
30. Pritchett, P. L., Electromagnetic particle simulation codes, in Space Plasma Simulations, edited by M. Ashour-Abdalla and D. A. Dutton, p. 17, D. Reidel, Norwell, Mass., 1985.
31. Pritchett, P. L., Electron-cyclotron maser instability in relativistic plasmas, Phys. Fluids, 29, 2919, 1986a.
32. Pritchett, P. L., Cyclotron maser radiation from a source structure localized perpendicular to the ambient magnetic field, J. Geophys. Res., 91, 13,569, 1986b.
33. Pritchett, P. L., Auroral kilometric radiation: An example of relativistic wave-particle interaction in geoplasma, in Physics of Space Plasmas 1989, SPI Conf Proc. Reprint Ser., vol. 9, edited by T. Chang, G. B. Crew, and J. R. Jasperse, p. 319, Scientific, Gainesville, Fla., 1990.
34. Pritchett, P. L., and R. J. Strangeway, A simulation study of kilometric radiation generation along an auroral field line, J. Geophys. Res., 90, 9650, 1985.
35. Pritchett, P. L., and R. M. Winglee, Generation and propagation of kilometric radiation in the auroral plasma cavity, J. Geophys. Res., 94, 129, 1989.
36. Pritchett, P. L., R. J. Strangeway, C. W. Carlson, R. E. Ergun, J. P. McFadden, and G. T. Delory, Free energy sources and frequency bandwidth for the auroral kilometric radiation, J. Geophys. Res., 104, 10,317, 1999.
37. Roux, A., A. Hilgers, H. de Feraudy, D. Le Quéau, P. Louarn, S. Perraut, A. Bahnsen, M. Jespersen, E. Ungstrep, and M. Andre, Auroral kilometric radiation sources: In situ and remote observations from Viking, J. Geophys. Res., 98, 11,657, 1993.
38. Sharma, R. R., L. Vlahos, and K. Papadopoulos, The importance of plasma effects on electron-cyclotron maser emission from flaring loops, Astron. Astrophys., 112, 377, 1982.
39. Strangeway, R. J., Wave dispersion and ray propagation in a weakly relativistic electron plasma: Implications for the generation of auroral kilometric radiation, J. Geophys. Res., 90, 9675, 1985.
40. Strangeway, R. J., et al., FAST observations of VLF waves in the auroral zone: Evidence of very low plasma densities, Geophys. Res. Lett, 25, 2065, 1998.
41. Strangeway, R. J., R. E. Ergun, C. W. Carlson, J. P. McFadden, G. T. Delory, and P. L. Pritchett, Accelerated electrons as the source of the auroral kilometric radiation, Phys. Chem. Earth C, 26, 145, 2001.
42. Tsai, S. T., C. S. Wu, Y. D. Wang, and S. W. Kang, Dielectric tensor of a weakly relativistic, nonequilibrium, and magnetized plasma, Phys. Fluids, 24, 2186, 1981.
43. Winglee, R. M., Interrelation between azimuthal bunching and semi-relativistic maser cyclotron instabilities, Plasma Phys., 25, 217, 1983.
44. Winglee, R. M., and P. L. Pritchett, The generation of low-frequency electrostatic waves in association with auroral kilometric radiation, J. Geophys. Res., 91, 13, 531, 1986.
45. Wong, H. K., C. S. Wu, F. J. Ke, R. S. Schneider, and L. F. Ziebell, Electromagnetic cyclotron-loss-cone instability associated with weakly relativistic electrons, J. Plasma Phys., 28, 503, 1982.
46. Wu, C. S., and L. C. Lee, A theory of the terrestrial kilometric radiation, Astrophys. J., 230, 621, 1979.
47. Wu, C. S., C. S. Lin, H. K. Wong, S. T. Tsai, and R. L. Zhou, Absorption and emission of extraordinary-mode electromagnetic waves near cyclotron frequency in nonequilibrium plasmas, Phys. Fluids, 24, 2191, 1981.
48. Yoon, P. H., and A. T. Weatherwax, A theory for AKR fine frequency structure, Geophys. Res. Lett., 25, 4461, 1998.
49. Zarka, P., Auroral radio emissions at the outer planets: Observations and theories, J. Geophys. Res., 103, 20,159, 1998.
50. Zarka, P., D. Le Quéau, and F. Genova, The maser synchrotron instability in an inhomogeneous medium: Determination of the spectral intensity of auroral kilometric radiation, J. Geophys. Res., 91, 13,542, 1986.