Search Results - "Bunce, E. J"

Field-aligned currents in Saturn's southern nightside magnetosphere: Subcorotation and planetary period oscillation components by Hunt, G. J., Cowley, S. W. H., Provan, G., Bunce, E. J., Alexeev, I. I., Belenkaya, E. S., Kalegaev, V. V., Dougherty, M. K., Coates, A. J.

“…We investigate magnetic data showing the presence of field‐aligned magnetosphere‐ionosphere coupling currents on 31 Cassini passes across Saturn's southern…”
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Precipitating Electron Energy Flux and Characteristic Energies in Jupiter's Main Auroral Region as Measured by Juno/JEDI by Clark, G., Tao, C., Mauk, B. H., Nichols, J., Saur, J., Bunce, E. J., Allegrini, F., Gladstone, R., Bagenal, F., Bolton, S., Bonfond, B., Connerney, J., Ebert, R. W., Gershman, D. J., Haggerty, D., Kimura, T., Kollmann, P., Kotsiaros, S., Kurth, W. S., Levin, S., McComas, D. J., Murakami, G., Paranicas, C., Rymer, A., Valek, P.

“…The relationship between electron energy flux and the characteristic energy of electron distributions in the main auroral loss cone bridges the gap between…”
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Periodic Emission Within Jupiter's Main Auroral Oval by Nichols, J. D., Yeoman, T. K., Bunce, E. J., Chowdhury, M. N., Cowley, S. W. H., Robinson, T. R.

“…We have discovered pulsating emission within Jupiter's main auroral oval, providing evidence of the auroral signature of Jovian ULF wave processes. The form…”
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Planetary Period Modulation of Reconnection Bursts in Saturn's Magnetotail by Bradley, T. J., Cowley, S. W. H., Bunce, E. J., Smith, A. W., Jackman, C. M., Provan, G.

“…We conduct a statistical analysis of 2,094 reconnection events in Saturn's near‐equatorial magnetotail previously identified in Cassini magnetometer data from…”
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Comparisons Between Jupiter's X‐ray, UV and Radio Emissions and In‐Situ Solar Wind Measurements During 2007 by Dunn, W. R., Gray, R., Wibisono, A. D., Lamy, L., Louis, C., Badman, S. V., Branduardi‐Raymont, G., Elsner, R., Gladstone, G. R., Ebert, R., Ford, P., Foster, A., Tao, C., Ray, L. C., Yao, Z., Rae, I. J., Bunce, E. J., Rodriguez, P., Jackman, C. M., Nicolaou, G., Clarke, J., Nichols, J., Elliott, H., Kraft, R.

“…We compare Chandra and XMM‐Newton X‐ray observations of Jupiter during 2007 with a rich multi‐instrument data set including upstream in situ solar wind…”
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Jupiter's X‐ray Emission During the 2007 Solar Minimum by Dunn, W. R., Branduardi‐Raymont, G., Carter‐Cortez, V., Campbell, A., Elsner, R., Ness, J.‐U., Gladstone, G. R., Ford, P., Yao, Z., Rodriguez, P., Clark, G., Paranicas, C., Foster, A., Baker, D., Gray, R., Badman, S. V., Ray, L. C., Bunce, E. J., Snios, B., Jackman, C. M., Rae, I. J., Kraft, R., Rymer, A., Lathia, S., Achilleos, N.

“…The 2007–2009 solar minimum was the longest of the space age. We present the first of two companion papers on Chandra and XMM‐Newton X‐ray campaigns of Jupiter…”
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Energetic particle signatures of magnetic field‐aligned potentials over Jupiter's polar regions by Clark, G., Mauk, B. H., Haggerty, D., Paranicas, C., Kollmann, P., Rymer, A., Bunce, E. J., Cowley, S. W. H., Mitchell, D. G., Provan, G., Ebert, R. W., Allegrini, F., Bagenal, F., Bolton, S., Connerney, J., Kotsiaros, S., Kurth, W. S., Levin, S., McComas, D. J., Saur, J., Valek, P.

“…Recent results of the first ever orbit through Jupiter's auroral region by NASA's Juno spacecraft did not show evidence of coherent acceleration in the auroral…”
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Planetary period oscillations in Saturn's magnetosphere: Phase relation of equatorial magnetic field oscillations and Saturn kilometric radiation modulation by Andrews, D. J., Bunce, E. J., Cowley, S. W. H., Dougherty, M. K., Provan, G., Southwood, D. J.

“…We examine the planetary‐period oscillations in Saturn's magnetic field observed by the Cassini spacecraft on 23 near‐equatorial periapsis passes in the inner…”
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Morphological differences between Saturn's ultraviolet aurorae and those of Earth and Jupiter by Clarke, J. T, Gérard, J.-C, Grodent, D, Wannawichian, S, Gustin, J, Connerney, J, Crary, F, Dougherty, M, Kurth, W, Cowley, S. W. H, Bunce, E. J, Hill, T, Kim, J

“…It has often been stated that Saturn's magnetosphere and aurorae are intermediate between those of Earth, where the dominant processes are solar wind driven,…”
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Origin of Saturn's aurora: Simultaneous observations by Cassini and the Hubble Space Telescope by Bunce, E. J., Arridge, C. S., Clarke, J. T., Coates, A. J., Cowley, S. W. H., Dougherty, M. K., Gérard, J.-C., Grodent, D., Hansen, K. C., Nichols, J. D., Southwood, D. J., Talboys, D. L.

“…Outer planet auroras have been imaged for more than a decade, yet understanding their physical origin requires simultaneous remote and in situ observations…”
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Variable morphology of Saturn's southern ultraviolet aurora by Grodent, D., Gérard, J.-C., Cowley, S. W. H., Bunce, E. J., Clarke, J. T.

“…The Space Telescope Imaging Spectrograph camera on board Hubble Space Telescope obtained 68 FUV images of Saturn's southern auroral emission between 8 and 30…”
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Saturn's magnetodisc current sheet by Arridge, C. S., Russell, C. T., Khurana, K. K., Achilleos, N., Cowley, S. W. H., Dougherty, M. K., Southwood, D. J., Bunce, E. J.

“…Pioneer 11 observations from the dawn flank of Saturn's magnetosphere provided evidence for a thin equatorial current sheet. Magnetometer data from the Cassini…”
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Dynamic auroral storms on Saturn as observed by the Hubble Space Telescope by Nichols, J. D., V.Badman, S., Baines, K. H., Brown, R. H., Bunce, E. J., Clarke, J. T., Cowley, S. W. H., Crary, F. J., Dougherty, M. K., Gérard, J.-C., Grocott, A., Grodent, D., Kurth, W. S., Melin, H., Mitchell, D. G., Pryor, W. R., Stallard, T. S.

“…We present observations of significant dynamics within two UV auroral storms observed on Saturn using the Hubble Space Telescope in April/May 2013…”
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A simple quantitative model of plasma flows and currents in Saturn's polar ionosphere by Cowley, S. W. H., Bunce, E. J., O'Rourke, J. M.

“…We propose a simple illustrative axisymmetric model of the plasma flows and currents that occur in Saturn's polar ionosphere which are due to both internal…”
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Cassini observations of ion and electron beams at Saturn and their relationship to infrared auroral arcs by Badman, S. V., Achilleos, N., Arridge, C. S., Baines, K. H., Brown, R. H., Bunce, E. J., Coates, A. J., Cowley, S. W. H., Dougherty, M. K., Fujimoto, M., Hospodarsky, G., Kasahara, S., Kimura, T., Melin, H., Mitchell, D. G., Stallard, T., Tao, C.

“…We present Cassini Visual and Infrared Mapping Spectrometer observations of infrared auroral emissions from the noon sector of Saturn's ionosphere revealing…”
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Reconnection in a rotation-dominated magnetosphere and its relation to Saturn's auroral dynamics by Cowley, S. W. H, Badman, S. V, Bunce, E. J, Clarke, J. T, Gérard, Jean-Claude, Grodent, Denis, Jackman, C. M, Milan, S. E, Yeoman, T. K

“…The first extended series of observations of Saturn's auroral emissions, undertaken by the Hubble Space Telescope in January 2004 in conjunction with…”
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Statistical characteristics of field-aligned currents in Saturn's nightside magnetosphere by Talboys, D. L., Bunce, E. J., Cowley, S. W. H., Arridge, C. S., Coates, A. J., Dougherty, M. K.

“…During 2008, the Cassini spacecraft traversed Saturn's high‐latitude field‐aligned current systems on sequential north–south periapsis passes in the nightside…”
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Characterization of auroral current systems in Saturn's magnetosphere: High-latitude Cassini observations by Talboys, D. L., Arridge, C. S., Bunce, E. J., Coates, A. J., Cowley, S. W. H., Dougherty, M. K.

“…We have identified seven periapsis passes during the first high‐latitude phase of the Cassini mission, from mid‐2006 to mid‐2007, in which the spacecraft…”
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Thickness of Saturn's ring current determined from north‐south Cassini passes through the current layer by Kellett, S., Bunce, E. J., Coates, A. J., Cowley, S. W. H.

“…We investigate magnetic field and plasma electron data from six Cassini orbits during which, unique within the mission to date, the spacecraft passed almost…”
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Saturn's polar ionospheric flows and their relation to the main auroral oval by COWLEV, S. W. H, BUNCE, E. J, PRANGE, R

“…We consider the flows and currents in Saturn's polar ionosphere which are implied by a three-component picture of large-scale magnetospheric flow driven both…”
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