Search Results - "NICHOLS, D. J"

Magnetosphere-ionosphere coupling at Jupiter-like exoplanets with internal plasma sources: implications for detectability of auroral radio emissions by Nichols, J. D.

“…In this paper we provide the first consideration of magnetosphere-ionosphere coupling at Jupiter-like exoplanets with internal plasma sources such as volcanic…”
Get full text

Stellar wind–magnetosphere interaction at exoplanets: computations of auroral radio powers by Nichols, J. D., Milan, S. E.

“…We present calculations of the auroral radio powers expected from exoplanets with magnetospheres driven by an Earth-like magnetospheric interaction with the…”
Get full text

Tigers on trails: occupancy modeling for cluster sampling by Hines, J. E, Nichols, J. D, Royle, J. A, MacKenzie, D. I, Gopalaswamy, A. M, Kumar, N. Samba, Karanth, K. U

“…Occupancy modeling focuses on inference about the distribution of organisms over space, using temporal or spatial replication to allow inference about the…”
Get full text

Poynting Fluxes, Field‐Aligned Current Densities, and the Efficiency of the Io‐Jupiter Electrodynamic Interaction by Sulaiman, A. H., Szalay, J. R., Clark, G., Allegrini, F., Bagenal, F., Brennan, M. J., Connerney, J. E. P., Hue, V., Kurth, W. S., Lysak, R. L., Nichols, J. D., Saur, J., Bolton, S. J.

“…Juno's highly inclined orbits provide opportunities to sample high‐latitude magnetic field lines connected to the orbit of Io, among the other Galilean…”
Get full text

A model of force balance in Jupiter's magnetodisc including hot plasma pressure anisotropy by Nichols, J. D., Achilleos, N., Cowley, S. W. H.

“…We present an iterative vector potential model of force balance in Jupiter's magnetodisc that includes the effects of hot plasma pressure anisotropy. The…”
Get full text

Response of Jupiter's auroras to conditions in the interplanetary medium as measured by the Hubble Space Telescope and Juno by Nichols, J. D., Badman, S. V., Bagenal, F., Bolton, S. J., Bonfond, B., Bunce, E. J., Clarke, J. T., Connerney, J. E. P., Cowley, S. W. H., Ebert, R. W., Fujimoto, M., Gérard, J.‐C., Gladstone, G. R., Grodent, D., Kimura, T., Kurth, W. S., Mauk, B. H., Murakami, G., McComas, D. J., Orton, G. S., Radioti, A., Stallard, T. S., Tao, C., Valek, P. W., Wilson, R. J., Yamazaki, A., Yoshikawa, I.

“…We present the first comparison of Jupiter's auroral morphology with an extended, continuous, and complete set of near‐Jupiter interplanetary data, revealing…”
Get full text

Model-based Drug Development by Lalonde, R L, Kowalski, K G, Hutmacher, M M, Ewy, W, Nichols, D J, Milligan, P A, Corrigan, B W, Lockwood, P A, Marshall, S A, Benincosa, L J, Tensfeldt, T G, Parivar, K, Amantea, M, Glue, P, Koide, H, Miller, R

“…The low productivity and escalating costs of drug development have been well documented over the past several years. Less than 10% of new compounds that enter…”
Get full text

Variation of different components of Jupiter's auroral emission by Nichols, J. D., Clarke, J. T., Gérard, J. C., Grodent, D., Hansen, K. C.

“…The Hubble Space Telescope (HST) data set obtained over two campaigns in 2007 is used to determine the long‐term variability of the different components of…”
Get full text

On the Relation Between Jovian Aurorae and the Loading/Unloading of the Magnetic Flux: Simultaneous Measurements From Juno, Hubble Space Telescope, and Hisaki by Yao, Z. H., Grodent, D., Kurth, W. S., Clark, G., Mauk, B. H., Kimura, T., Bonfond, B., Ye, S.‐Y., Lui, A. T., Radioti, A., Palmaerts, B., Dunn, W. R., Ray, L. C., Bagenal, F., Badman, S. V., Rae, I. J., Guo, R. L., Pu, Z. Y., Gérard, J.‐C., Yoshioka, K., Nichols, J. D., Bolton, S. J., Levin, S. M.

“…We present simultaneous observations of aurorae at Jupiter from the Hubble Space Telescope and Hisaki, in combination with the in situ measurements of magnetic…”
Get full text

Jovian Magnetospheric Injections Observed by the Hubble Space Telescope and Juno by Nichols, J. D., Allegrini, F., Bagenal, F., Bonfond, B., Clark, G. B., Clarke, J. T., Connerney, J. E. P., Cowley, S. W. H., Ebert, R. W., Gladstone, G. R., Grodent, D., Haggerty, D. K., Mauk, B., Orton, G. S., Provan, G., Wilson, R. J.

“…We compare Hubble Space Telescope observations of Jupiter's FUV auroras with contemporaneous conjugate Juno in situ observations in the equatorial middle…”
Get full text

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…”
Get full text

Down-tail mass loss by plasmoids in Jupiter's and Saturn's magnetospheres by Cowley, S. W. H., Nichols, J. D., Jackman, C. M.

“…Recent estimates of the plasma mass‐loss rates by the formation and down‐tail propagation of plasmoids observed in the plasma sheet in Jupiter's and Saturn's…”
Get full text

Auroral evidence of radial transport at Jupiter during January 2014 by Gray, R. L., Badman, S. V., Bonfond, B., Kimura, T., Misawa, H., Nichols, J. D., Vogt, M. F., Ray, L. C.

“…We present Jovian auroral observations from the 2014 January Hubble Space Telescope (HST) campaign and investigate the auroral signatures of radial transport…”
Get full text

Transient brightening of Jupiter's aurora observed by the Hisaki satellite and Hubble Space Telescope during approach phase of the Juno spacecraft by Kimura, T., Nichols, J. D., Gray, R. L., Tao, C., Murakami, G., Yamazaki, A., Badman, S. V., Tsuchiya, F., Yoshioka, K., Kita, H., Grodent, D., Clark, G., Yoshikawa, I., Fujimoto, M.

“…In early 2014, continuous monitoring with the Hisaki satellite discovered transient auroral emission at Jupiter during a period when the solar wind was…”
Get full text

Dawn-dusk oscillation of Saturn's conjugate auroral ovals by Nichols, J. D., Cowley, S. W. H., Lamy, L.

“…We present observations of the oscillation of the dawn‐dusk locations of Saturn's northern and southern UV auroral ovals obtained using the Hubble Space…”
Get full text

Earth-based detection of Uranus' aurorae by Lamy, L., Prangé, R., Hansen, K. C., Clarke, J. T., Zarka, P., Cecconi, B., Aboudarham, J., André, N., Branduardi-Raymont, G., Gladstone, R., Barthélémy, M., Achilleos, N., Guio, P., Dougherty, M. K., Melin, H., Cowley, S. W. H., Stallard, T. S., Nichols, J. D., Ballester, G.

“…This study is based on multi‐planet multi‐wavelength observations of planetary aurorae throughout the heliosphere, acquired along the propagation path of a…”
Get full text

An auroral oval at the footprint of Saturn's kilometric radio sources, colocated with the UV aurorae by Lamy, L., Cecconi, B., Prangé, R., Zarka, P., Nichols, J. D., Clarke, J. T.

“…Similarly to other magnetized planets, Saturn displays auroral emissions generated by accelerated electrons gyrating around high‐latitude magnetic field lines…”
Get full text

Juno‐UVS approach observations of Jupiter's auroras by Gladstone, G. R., Versteeg, M. H., Greathouse, T. K., Hue, V., Davis, M. W., Gérard, J.‐C., Grodent, D. C., Bonfond, B., Nichols, J. D., Wilson, R. J., Hospodarsky, G. B., Bolton, S. J., Levin, S. M., Connerney, J. E. P., Adriani, A., Kurth, W. S., Mauk, B. H., Valek, P., McComas, D. J., Orton, G. S., Bagenal, F.

“…Juno ultraviolet spectrograph (UVS) observations of Jupiter's aurora obtained during approach are presented. Prior to the bow shock crossing on 24 June 2016,…”
Get full text

Weakening of Jupiter's main auroral emission during January 2014 by Badman, S. V., Bonfond, B., Fujimoto, M., Gray, R. L., Kasaba, Y., Kasahara, S., Kimura, T., Melin, H., Nichols, J. D., Steffl, A. J., Tao, C., Tsuchiya, F., Yamazaki, A., Yoneda, M., Yoshikawa, I., Yoshioka, K.

“…In January 2014 Jupiter's FUV main auroral oval decreased its emitted power by 70% and shifted equatorward by ∼1°. Intense, low‐latitude features were also…”
Get full text

Model-Based Drug Development: A Rational Approach to Efficiently Accelerate Drug Development by Milligan, P A, Brown, M J, Marchant, B, Martin, S W, van der Graaf, P H, Benson, N, Nucci, G, Nichols, D J, Boyd, R A, Mandema, J W, Krishnaswami, S, Zwillich, S, Gruben, D, Anziano, R J, Stock, T C, Lalonde, R L

Get full text