Zobrazeno 1 - 10
of 61
pro vyhledávání: '"M. P. Freeman"'
Autor:
J. A. Carter, M. Dunlop, C. Forsyth, K. Oksavik, E. Donovon, A. Kavanagh, S. E. Milan, T. Sergienko, R. C. Fear, D. G. Sibeck, M. Connors, T. Yeoman, X. Tan, M. G. G. T. Taylor, K. McWilliams, J. Gjerloev, R. Barnes, D. D. Billet, G. Chisham, A. Dimmock, M. P. Freeman, D.-S. Han, M. D. Hartinger, S.-Y. W. Hsieh, Z.-J. Hu, M. K. James, L. Juusola, K. Kauristie, E. A. Kronberg, M. Lester, J. Manuel, J. Matzka, I. McCrea, Y. Miyoshi, J. Rae, L. Ren, F. Sigernes, E. Spanswick, K. Sterne, A. Steuwer, T. Sun, M.-T. Walach, B. Walsh, C. Wang, J. Weygand, J. Wild, J. Yan, J. Zhang, Q.-H. Zhang
Publikováno v:
Earth and Planetary Physics, Vol 8, Iss 1, Pp 275-298 (2024)
The joint European Space Agency and Chinese Academy of Sciences Solar wind Magnetosphere Ionosphere Link Explorer (SMILE) mission will explore global dynamics of the magnetosphere under varying solar wind and interplanetary magnetic field conditions,
Externí odkaz:
https://doaj.org/article/29ec98756c3e4a33a1af2dd02c80e1c1
Autor:
S. E. Coyle, J. B. H. Baker, S. Chakraborty, M. D. Hartinger, M. P. Freeman, C. R. Clauer, Z. Xu, D. R. Weimer
Publikováno v:
Geophysical Research Letters, Vol 50, Iss 24, Pp n/a-n/a (2023)
Abstract Solar eclipses present a rare glimpse into the impact of ionospheric electrodynamics on the magnetosphere independent of other well studied seasonal influences. Despite decades of study, we still do not have a complete description of the con
Externí odkaz:
https://doaj.org/article/f59136ca5c104286a2e7b179debed85c
Publikováno v:
Annales Geophysicae, Vol 29, Pp 1985-1996 (2011)
Meteor wind data from the first year of operation of the Falkland Islands SuperDARN radar (52° S, 59° W) are used to characterize the atmospheric tides and background winds in the upper mesosphere above the South Atlantic. Strong (>40 m s−1) s
Externí odkaz:
https://doaj.org/article/d0a494d6d99d43e384b5e6240bc3c56c
Publikováno v:
Annales Geophysicae, Vol 28, Pp 1659-1678 (2010)
The open-closed magnetic field line boundary (OCB) delimits the region of open magnetic flux forming the polar cap in the Earth's ionosphere. We present a reliable, automated method for determining the location of the poleward auroral luminosity b
Externí odkaz:
https://doaj.org/article/83ca7ef9aa154d4caedbe7df21ac8c35
Publikováno v:
Annales Geophysicae, Vol 26, Pp 2759-2769 (2008)
A statistical comparison of the latitude of the open/closed magnetic field line boundary (OCB) as estimated from the three far ultraviolet (FUV) detectors onboard the IMAGE spacecraft (the Wideband Imaging camera, WIC, and the Spectrographic Image
Externí odkaz:
https://doaj.org/article/43023bd88ad64a7a858dcb880f3dc4f7
Publikováno v:
Nonlinear Processes in Geophysics, Vol 14, Iss 6, Pp 799-809 (2007)
We present a detailed analysis of the spatial structure of the ionospheric plasma velocity in the nightside F-region ionosphere, poleward of the open-closed magnetic field line boundary (OCB), i.e. in regions magnetically connected to the turbulent s
Externí odkaz:
https://doaj.org/article/64d476db83f04f9fa5539902c8f55c2e
Publikováno v:
Annales Geophysicae, Vol 23, Pp 3645-3654 (2005)
The open-closed magnetic field line boundary (OCB) is best measured at the foot points of the boundary in the Earth's ionosphere where continuous and extensive spatiotemporal measurements can be made. The ability to make routine observations of thi
Externí odkaz:
https://doaj.org/article/823b984e12d8452e8c8b92c8c12e654a
Publikováno v:
Annales Geophysicae, Vol 23, Pp 2599-2604 (2005)
Determining reliable proxies for the ionospheric signature of the open-closed field line boundary (OCB) is crucial for making accurate measurements of magnetic reconnection. This study compares the latitudes of spectral width boundaries (SWBs) meas
Externí odkaz:
https://doaj.org/article/80e5e8f6aa864f28babd02cd70c85b9f
Publikováno v:
Annales Geophysicae, Vol 23, Pp 733-743 (2005)
Determining reliable proxies for the ionospheric signature of the open-closed field line boundary (OCB) is crucial for making accurate ionospheric measurements of many magnetospheric processes (e.g. magnetic reconnection). This study compares the l
Externí odkaz:
https://doaj.org/article/0c46a6efc5b74696b40ec27e278224bb
Publikováno v:
Annales Geophysicae, Vol 22, Pp 4243-4258 (2004)
This study presents, for the first time, detailed spatiotemporal measurements of the reconnection electric field in the Northern Hemisphere ionosphere during an extended interval of northward interplanetary magnetic field. Global convection mapping
Externí odkaz:
https://doaj.org/article/7ae08a6e41824a54923a570bf6bcc2de