Search Results - "Sofko, G J" :: K.UTB vyhledávací portál | TBU Library Retrieval Portal

A decade of the Super Dual Auroral Radar Network (SuperDARN) : scientific achievements, new techniques and future directions

A decade of the Super Dual Auroral Radar Network (SuperDARN) : scientific achievements, new techniques and future directions

by CHISHAM, G, LESTER, M, GREENWALD, R. A, KIKUCHI, T, PINNOCK, M, RASH, J. P. S, SATO, N, SOFKO, G. J, VILLAIN, J.-P, WALKER, A. D. M, MILAN, S. E, FREEMAN, M. P, BRISTOW, W. A, GROCOTT, A, MCWILLIAMS, K. A, RUOHONIEMI, J. M, YEOMAN, T. K, DYSON, P. L
Published in Surveys in geophysics (2007)

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Mapping ionospheric backscatter measured by the SuperDARN HF radars -Part 1: A new empirical virtual height model

Mapping ionospheric backscatter measured by the SuperDARN HF radars -Part 1: A new empirical virtual height model

by CHISHAM, G, YEOMAN, T. K, SOFKO, G. J
Published in Annales geophysicae (1988) (13.05.2008)

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Mapping of steady-state electric fields and convective drifts in geomagnetic fields – Part 1: Elementary models

Mapping of steady-state electric fields and convective drifts in geomagnetic fields – Part 1: Elementary models

by Walker, A. D. M., Sofko, G. J.
Published in Annales geophysicae (1988) (19.01.2016)

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Relationship between polar cap patches and field-aligned irregularities as observed with an all-sky airglow imager at Resolute Bay and the PolarDARN radar at Rankin Inlet

Relationship between polar cap patches and field-aligned irregularities as observed with an all-sky airglow imager at Resolute Bay and the PolarDARN radar at Rankin Inlet

by Hosokawa, K., Shiokawa, K., Otsuka, Y., Ogawa, T., St-Maurice, J.-P., Sofko, G. J., Andre, D. A.
Published in Journal of Geophysical Research - Space Physics (01.03.2009)

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A statistical analysis of SuperDARN scattering volume electron densities and velocity corrections using a radar frequency shifting technique

A statistical analysis of SuperDARN scattering volume electron densities and velocity corrections using a radar frequency shifting technique

by Gillies, R. G., Hussey, G. C., Sofko, G. J., McWilliams, K. A.
Published in Journal of Geophysical Research: Space Physics (01.08.2012)

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Spatial distribution of average vorticity in the high-latitude ionosphere and its variation with interplanetary magnetic field direction and season

Spatial distribution of average vorticity in the high-latitude ionosphere and its variation with interplanetary magnetic field direction and season

by Chisham, G., Freeman, M. P., Abel, G. A., Bristow, W. A., Marchaudon, A., Ruohoniemi, J. M., Sofko, G. J.
Published in Journal of Geophysical Research - Space Physics (02.09.2009)

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$Improvement of SuperDARN velocity measurements by estimating the index of refraction in the scattering region using interferometry$

Improvement of SuperDARN velocity measurements by estimating the index of refraction in the scattering region using interferometry

by GILLIES, R. G, HUSSEY, G. C, SOFKO, G. J, MCWILLIAMS, K. A, FIORI, R. A. D, PONOMARENKO, P, ST.-MAURICE, J.-P
Published in Journal of Geophysical Research - Space Physics (01.07.2009)

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Reorganization of polar cap patches through shears in the background plasma convection

Reorganization of polar cap patches through shears in the background plasma convection

by Hosokawa, K., St-Maurice, J.-P., Sofko, G. J., Shiokawa, K., Otsuka, Y., Ogawa, T.
Published in Journal of Geophysical Research. B. Solid Earth (01.01.2010)

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Modeling measurements of ionospheric density structures using the polarization of high-frequency waves detected by the Radio Receiver Instrument on the enhanced Polar Outflow Probe

Modeling measurements of ionospheric density structures using the polarization of high-frequency waves detected by the Radio Receiver Instrument on the enhanced Polar Outflow Probe

by Gillies, R. G., Hussey, G. C., Sofko, G. J., James, H. G.
Published in Journal of Geophysical Research: Space Physics (01.04.2012)

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$A comparison of EISCAT and SuperDARN F-region measurements with consideration of the refractive index in the scattering volume$

A comparison of EISCAT and SuperDARN F-region measurements with consideration of the refractive index in the scattering volume

by Gillies, R. G., Hussey, G. C., Sofko, G. J., Wright, D. M., Davies, J. A.
Published in Journal of Geophysical Research: Space Physics (01.06.2010)

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$Improvement of HF coherent radar line-of-sight velocities by estimating the refractive index in the scattering volume using radar frequency shifting$

Improvement of HF coherent radar line-of-sight velocities by estimating the refractive index in the scattering volume using radar frequency shifting

by Gillies, R. G., Hussey, G. C., Sofko, G. J., Ponomarenko, P. V., McWilliams, K. A.
Published in Journal of Geophysical Research: Space Physics (01.01.2011)

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The influence of solar wind on extratropical cyclones -Part 2: A link mediated by auroral atmospheric gravity waves?

The influence of solar wind on extratropical cyclones -Part 2: A link mediated by auroral atmospheric gravity waves?

by PRIKRYL, P, MULDREW, D. B, SOFKO, G. J
Published in Annales geophysicae (1988) (01.01.2009)

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Relative O- and X-mode transmitted power from SuperDARN as it relates to the RRI instrument on ePOP

Relative O- and X-mode transmitted power from SuperDARN as it relates to the RRI instrument on ePOP

by GILLIES, R. G, HUSSEY, G. C, SOFKO, G. J, JAMES, H. G
Published in Annales geophysicae (1988) (24.03.2010)

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Three-way validation of the Rankin Inlet PolarDARN radar velocity measurements

Three-way validation of the Rankin Inlet PolarDARN radar velocity measurements

by Koustov, A. V., St.-Maurice, J.-P., Sofko, G. J., Andre, D., MacDougall, J. W., Hairston, M. R., Fiori, R. A., Kadochnikov, E. E.
Published in Radio science (01.08.2009)

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Solar wind Alfvén waves: a source of pulsed ionospheric convection and atmospheric gravity waves

Solar wind Alfvén waves: a source of pulsed ionospheric convection and atmospheric gravity waves

by PRIKRYL, P, MULDREW, D. B, SOFKO, G. J, RUOHONIEMI, J. M
Published in Annales geophysicae (1988) (28.02.2005)

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Electrodynamics of a flux transfer event: Experimental test of the Southwood model

Electrodynamics of a flux transfer event: Experimental test of the Southwood model

by Marchaudon, A., Cerisier, J.-C., Greenwald, R. A., Sofko, G. J.
Published in Geophysical research letters (16.05.2004)

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Substorm dynamics revealed by ground observations of two-dimensional auroral structures on 9 October 2000

Substorm dynamics revealed by ground observations of two-dimensional auroral structures on 9 October 2000

by LIANG, J, DONOVAN, E. F, SOFKO, G. J, TRONDSEN, T
Published in Annales geophysicae (1988) (23.12.2005)

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Modelling and observation of transionospheric propagation results from ISIS II in preparation for ePOP

Modelling and observation of transionospheric propagation results from ISIS II in preparation for ePOP

by GILLIES, R. G, HUSSEY, G. C, JAMES, H. G, SOFKO, G. J, ANDRE, D
Published in Annales geophysicae (1988) (01.02.2007)

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Direct determination of large-scale magnetospheric field-aligned currents with SuperDARN

Direct determination of large-scale magnetospheric field-aligned currents with SuperDARN

by Sofko, G. J., Greenwald, R., Bristow, W.
Published in Geophysical research letters (01.08.1995)

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Convection dynamics and driving mechanism of a small substorm during dominantly IMF By+, Bz+ conditions

Convection dynamics and driving mechanism of a small substorm during dominantly IMF By+, Bz+ conditions

by Liang, Jun, Sofko, G. J., Donovan, E. F., Watanabe, M., Greenwald, R. A.
Published in Geophysical research letters (01.04.2004)

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