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Detailed Reference Information |
Menietti, J.D., Green, J.L., Gulkis, S. and Six, F. (1984). Three-dimensional ray tracing of the Jovian magnetosphere in the low-frequency range. Journal of Geophysical Research 89: doi: 10.1029/JA089iA03p01489. issn: 0148-0227. |
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Three-dimensional ray tracing of the Jovian DAM emisssion has been performed utilizing the 0--4 magnetic field moel (Acuna and Ness. 1979) and a realistic plasma model. Minimal assumptions abou the emission mechanism have been made that include radiation in the right-hand extraordinary mode, propagating nearly perpendicular to the field line at source points located just above the RX cutoff frequency along lo flux tubes. We have performed ray tracing in the frequency range from 2--35 MHz from successive lo flux tubes separated by ten degrees of central meridian longitude for a full circumference of northern hemisphere sources. Our results show unusual complexity in model arc spectra that is displayed in a constant lo phase format with many similarities to the Voyager PRA data. The results suggest much of the variation in observed DAM spectral features is a result of propagation effects rather than emission process differences. We feel our work represents a comprehensive ray tracing investigation of DAM are emission and persentation of the results in a unique format. |
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Publisher
American Geophysical Union 2000 Florida Avenue N.W. Washington, D.C. 20009-1277 USA 1-202-462-6900 1-202-328-0566 service@agu.org |
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