Excitation of twin-vortex flow in the nightside high-latitude ionosphere during an isolated substorm

Grocott, A., Cowley, S. W. H., Sigwarth, J. B., Watermann, J. F. & Yeoman, T. K., 10/2002, In: Annales Geophysicae. 20, 10, p. 1577-1601 25 p.

Research output: Contribution to Journal/Magazine › Journal article › peer-review

Polar, Cluster and SuperDARN evidence for high latitude merging during southward IMF: temporal/spatial evolution

Maynard, N. C., Ober, D. M., Burke, W. J., Scudder, J. D., Lester, M., Dunlop, M. W., Wild, J. A., Grocott, A., Farrugia, C. J., Lund, E., Russell, C. T., Weimer, D. R., Siebert, K. D., Balogh, A., André, M. & Rème, H., 2003, In: Annales Geophysicae. 21, 12, p. 2233-2258 26 p.

Research output: Contribution to Journal/Magazine › Journal article › peer-review

Solar wind-magnetosphere-ionosphere interactions in the earth's plasma environment

Cowley, S. W. H., Davies, J. A., Grocott, A., Khan, H., Lester, M., McWilliams, K. A., Milan, S. E., Provan, G., Sandholt, P. E., Wild, J. A. & Yeoman, T. K., 01/2003, In: Philosophical Transactions of the Royal Society of London A. 361, 1802, p. 113-126 14 p.

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Ionospheric flow during extended intervals of northward but B_Y-dominated IMF

Grocott, A., Cowley, S. W. H. & Sigwarth, J. B., 02/2003, In: Annales Geophysicae. 21, 2, p. 509-538 30 p.

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Multi-instrument observations of the ionospheric counterpart of a bursty bulk flow in the near-Earth plasma sheet

Grocott, A., Yeoman, T. K., Nakamura, R., Cowley, S. W. H., Frey, H. U., Rème, H. & Klecker, B., 21/03/2004, In: Annales Geophysicae. 22, 4, p. 1061-1075 15 p.

Research output: Contribution to Journal/Magazine › Journal article › peer-review

The influence of IMF By on the nature of the nightside high-latitude ionospheric flow during intervals of positive IMF Bz

Grocott, A., Badman, S. V., Cowley, S. W. H., Yeoman, T. K. & Cripps, P. J., 8/04/2004, In: Annales Geophysicae. 22, 5, p. 1755-1764 10 p.

Research output: Contribution to Journal/Magazine › Journal article › peer-review

A joint cluster and ground-based instrument study of two magnetospheric substorm events on 1st september 2002

Draper, N. C., Lester, M., Wild, J. A., Milan, S. E., Provan, G., Grocott, A., Cowley, S. W. H., Bogdanova, Y. V., Dewhirst, J. P., Fazakerley, A. N., Davies, J. A. & Bosqued, J. M., 12/2004, In: Annales Geophysicae. 22, 12, p. 4217-4228 12 p.

Research output: Contribution to Journal/Magazine › Journal article › peer-review

Formation and motion of a transpolar arc in response to dayside and nightside reconnection

Milan, S. E., Hubert, B. & Grocott, A., 19/01/2005, In: Journal of Geophysical Research. 110, A1, 11 p., A01212.

Research output: Contribution to Journal/Magazine › Journal article › peer-review

Localized fast flow disturbance observed in the plasma sheet and in the ionosphere

Nakamura, R., Amm, O., Laakso, H., Draper, N. C., Lester, M., Grocott, A., Klecker, B., Mccrea, I. W., Balogh, A., Rème, H. & André, M., 28/02/2005, In: Annales Geophysicae. 23, 2, p. 553-566 14 p.

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Pulsed flows observed during an interval of prolonged northward IMF

Provan, G., Lester, M., Grocott, A. & Cowley, S. W. H., 3/06/2005, In: Annales Geophysicae. 23, 4, p. 1207-1225 19 p.

Research output: Contribution to Journal/Magazine › Journal article › peer-review

Interhemispheric observations of the ionospheric signature of tail reconnection during IMF-northward non-substorm intervals

Grocott, A., Yeoman, T. K., Milan, S. E. & Cowley, S. W. H., 28/07/2005, In: Annales Geophysicae. 23, 5, p. 1763-1770 8 p.

Research output: Contribution to Journal/Magazine › Journal article › peer-review

Modulation of dayside reconnection during northward interplanetary magnetic field

Provan, G., Lester, M., Cowley, S. W. H., Grocott, A., Milan, S. E., Hubert, B. & Khan, H., 20/10/2005, In: Journal of Geophysical Research. 110, A10, 13 p., A10211.

Research output: Contribution to Journal/Magazine › Journal article › peer-review

Cluster magnetotail observations of a tailward-travelling plasmoid at substorm expansion phase onset and field aligned currents in the plasma sheet boundary layer

Draper, N. C., Lester, M., Cowley, S. W. H., Wild, J. A., Milan, S. E., Provan, G., Grocott, A., Fazakerley, A. N., Lahiff, A., Davies, J. A., Bosqued, J. M., Dewhurst, J. P., Nakamura, R., Owen, C. J., Watermann, J. F., Henderson, M. G., Singer, H. J. & Donovan, E., 12/2005, In: Annales Geophysicae. 23, 12, p. 3667-3683 17 p.

Research output: Contribution to Journal/Magazine › Journal article › peer-review

Cluster observations of a magnetic field cavity in the plasma sheet

Draper, N. C., Lester, M., Cowley, S. W. H., Bosqued, J. M., Grocott, A., Wild, J. A., Bogdanova, Y. V. & Fazakerley, A. N., 2006, In: Advances in Space Research. 38, 8, p. 1738-1743 6 p.

Research output: Contribution to Journal/Magazine › Journal article › peer-review

Space- and ground-based investigations of solar wind-magnetosphere-ionosphere coupling

Milan, S. E., Wild, J. A., Grocott, A. & Draper, N. C., 2006, In: Advances in Space Research. 38, 8, p. 1671-1677 7 p.

Research output: Contribution to Journal/Magazine › Journal article › peer-review

Dayside and nightside reconnection rates inferred from IMAGE FUV and Super Dual Auroral Radar Network data

Hubert, B., Milan, S. E., Grocott, A., Blockx, C., Cowley, S. W. H. & Gérard, J., 28/03/2006, In: Journal of Geophysical Research. 111, A3, 16 p., A03217.

Research output: Contribution to Journal/Magazine › Journal article › peer-review

Compression of the Earth's magnetotail by interplanetary shocks directly drives transient magnetic flux closure

Hubert, B., Palmroth, M., Laitinen, T. V., Janhunen, P., Milan, S. E., Grocott, A., Cowley, S. W. H., Pulkkinen, T. & Gérard, J., 31/05/2006, In: Geophysical Research Letters. 33, 10, 4 p., L10105.

Research output: Contribution to Journal/Magazine › Journal article › peer-review

Dayside flow bursts and high-latitude reconnection when the IMF is strongly northward

Hu, H., Yeoman, T. K., Lester, M., Liu, R., Yang, H. & Grocott, A., 13/09/2006, In: Annales Geophysicae. 24, 8, p. 2227-2242 16 p.

Research output: Contribution to Journal/Magazine › Journal article › peer-review

Towards a synthesis of substorm electrodynamics: HF radar and auroral observations

Grocott, A., Lester, M., Parkinson, M. L., Yeoman, T. K., Dyson, P. L., Devlin, J. C. & Frey, H. U., 21/12/2006, In: Annales Geophysicae. 24, 12, p. 3365-3381 17 p.

Research output: Contribution to Journal/Magazine › Journal article › peer-review

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

Chisham, G., Lester, M., Milan, S. E., Freeman, M. P., Bristow, W. A., Grocott, A., Mcwilliams, K. A., Ruohoniemi, J. M., Yeoman, T. K., Dyson, P. L., Greenwald, R. A., Kikuchi, T., Pinnock, M., Rash, J. P. S., Sato, N., Sofko, G. J., Villain, J. & Walker, A. D. M., 01/2007, In: Surveys in Geophysics. 28, 1, p. 33-109 77 p.

Research output: Contribution to Journal/Magazine › Journal article › peer-review

The magnetosphere under weak solar wind forcing

Farrugia, C. J., Grocott, A., Sandholt, P. E., Cowley, S. W. H., Miyoshi, Y., Rich, F. J., Jordanova, V. K., Torbert, R. B. & Sharma, A., 1/02/2007, In: Annales Geophysicae. 25, 1, p. 191-205 15 p.

Research output: Contribution to Journal/Magazine › Journal article › peer-review

Multi-scale observations of magnetotail flux transport during IMF-northward non-substorm intervals

Grocott, A., Yeoman, T. K., Milan, S. E., Amm, O., Frey, H. U., Juusola, L., Nakamura, R., Owen, C. J., Rème, H. & Takada, T., 30/07/2007, In: Annales Geophysicae. 25, 7, p. 1709-1720 12 p.

Research output: Contribution to Journal/Magazine › Journal article › peer-review

Auroral streamers and magnetic flux closure

Hubert, B., Kauristie, K., Amm, O., Milan, S. E., Grocott, A., Cowley, S. W. H. & Pulkkinen, T. I., 9/08/2007, In: Geophysical Research Letters. 34, 15, 6 p., L15105.

Research output: Contribution to Journal/Magazine › Journal article › peer-review

Observed tail current systems associated with bursty bulk flows and auroral streamers during a period of multiple substorms

Forsyth, C., Lester, M., Cowley, S. W. H., Dandouras, I., Fazakerley, A. N., Fear, R. C., Frey, H. U., Grocott, A., Kadokura, A., Lucek, E., Rème, H., Milan, S. E. & Watermann, J., 4/02/2008, In: Annales Geophysicae. 26, 1, p. 167-184 8 p.

Research output: Contribution to Journal/Magazine › Journal article › peer-review

The influence of magnetospheric substorms on SuperDARN radar backscatter

Wild, J. A. & Grocott, A., 04/2008, In: Journal of Geophysical Research. 113, 6 p., A04308.

Research output: Contribution to Journal/Magazine › Journal article › peer-review

Interplanetary magnetic field control of fast azimuthal flows in the nightside high-latitude ionosphere

Grocott, A., Milan, S. E. & Yeoman, T. K., 24/04/2008, In: Geophysical Research Letters. 35, 8, 5 p., L08102.

Research output: Contribution to Journal/Magazine › Journal article › peer-review

Near-Earth substorm features from multiple satellite observations

Lui, A. T. Y., Volwerk, M., Dunlop, M. W., Alexeev, I. V., Fazakerley, A. N., Walsh, A. P., Lester, M., Grocott, A., Mouikis, C., Henderson, M. G., Kistler, L. M., Shen, C., Shi, J. K., Zhang, T. L. & Rème, H., 07/2008, In: Journal of Geophysical Research. 113, A7, 17 p., A07S26.

Research output: Contribution to Journal/Magazine › Journal article › peer-review

Looking through the oval window

Milan, S. E., Grocott, A., Forsyth, C., Imber, S. M., Boakes, P. D. & Hubert, B., 1/08/2008, In: Astronomy and Geophysics. 49, 4, p. 4.16-4.18 3 p.

Research output: Contribution to Journal/Magazine › Journal article

Magnetotail dipolarization and associated current systems observed by Cluster and Double Star

Volwerk, M., Lui, A. T. Y., Lester, M., Walsh, A. P., Alexeev, I., Cao, X., Dunlop, M. W., Fazakerley, A. N., Grocott, A., Kistler, L., Lun, X., Mouikis, C., Pu, Z., Shen, C., Shi, J. K., Taylor, M. G. G. T., Baumjohann, W., Nakamura, R., Runov, A., Vörös, Z., & 5 othersZhang, T. L., Takada, T., Rème, H., Klecker, B. & Carr, C. M., 8/08/2008, In: Journal of Geophysical Research. 113, A8, 13 p., A08S90.

Research output: Contribution to Journal/Magazine › Journal article › peer-review

Open magnetic flux and magnetic flux closure during sawtooth events

Hubert, B., Milan, S. E., Grocott, A., Cowley, S. W. H. & Gérard, J. C., 3/12/2008, In: Geophysical Research Letters. 35, 23, 6 p., L23301.

Research output: Contribution to Journal/Magazine › Journal article › peer-review

Superposed epoch analysis of the ionospheric convection evolution during substorms: onset latitude dependence

Grocott, A., Wild, J. A., Milan, S. E. & Yeoman, T. K., 5/02/2009, In: Annales Geophysicae. 27, 2, p. 591-600 10 p.

Research output: Contribution to Journal/Magazine › Journal article › peer-review

A superposed epoch analysis of auroral evolution during substorm growth, onset and recovery: open magnetic flux control of substorm intensity

Milan, S. E., Grocott, A., Forsyth, C., Imber, S. M., Boakes, P. D. & Hubert, B., 11/02/2009, In: Annales Geophysicae. 27, 2, p. 659-668 10 p.

Research output: Contribution to Journal/Magazine › Journal article › peer-review

Cluster and Double Star multipoint observations of a plasma bubble

Walsh, A. P., Fazakerley, A. N., Lahiff, A. D., Volwerk, M., Grocott, A., Dunlop, M. W., Lui, A. T. Y., Kistler, L. M., Lester, M., Mouikis, C., Pu, Z., Shen, C., Shi, J., Taylor, M. G. G. T., Lucek, E., Zhang, T. L. & Dandouras, I., 16/02/2009, In: Annales Geophysicae. 27, 2, p. 725-743 19 p.

Research output: Contribution to Journal/Magazine › Journal article › peer-review

Magnetosonic Mach number dependence of the efficiency of reconnection between planetary and interplanetary magnetic fields

Grocott, A., Badman, S. V., Cowley, S. W. H., Milan, S. E., Nichols, J. D. & Yeoman, T. K., 18/07/2009, In: Journal of Geophysical Research. 114, A7, 9 p., A07219.

Research output: Contribution to Journal/Magazine › Journal article › peer-review

Local determination of ionospheric plasma convection from coherent scatter radar data using the SECS technique

Amm, O., Grocott, A., Lester, M. & Yeoman, T. K., 12/03/2010, In: Journal of Geophysical Research. 115, A3, 7 p., A03304.

Research output: Contribution to Journal/Magazine › Journal article › peer-review

Superposed epoch analysis of the ionospheric convection evolution during substorms: IMF BY dependence

Grocott, A., Milan, S. E., Yeoman, T. K., Sato, N., Yukimatu, A. S. & Wild, J. A., 05/2010, In: Journal of Geophysical Research. 115, A5, 13 p., A00106.

Research output: Contribution to Journal/Magazine › Journal article › peer-review

South-north asymmetry of field-aligned currents in the magnetotail observed by Cluster

Shi, J. K., Cheng, Z. W., Zhang, T. L., Dunlop, M., Liu, Z. X., Torkar, K., Fazakerley, A., Lucek, E., Rème, H., Dandouras, I., Lui, A. T. Y., Pu, Z. Y., Walsh, A. P., Volwerk, M., Lahiff, A. D., Taylor, M. G. G. T., Grocott, A., Kistler, L. M., Lester, M., Mouikis, C., & 1 othersShen, C., 29/07/2010, In: Journal of Geophysical Research. 115, A7, 10 p., A07228.

Research output: Contribution to Journal/Magazine › Journal article › peer-review

Variation of Saturn's UV aurora with SKR phase

Nichols, J. D., Cecconi, B., Clarke, J. T., Cowley, S. W. H., Gérard, J., Grocott, A., Grodent, D., Lamy, L. & Zarka, P., 6/08/2010, In: Geophysical Research Letters. 37, 15, 5 p., L15102.

Research output: Contribution to Journal/Magazine › Journal article › peer-review

Merging of magnetic islands as an efficient accelerator of electrons

Tanaka, K. G., Yumura, T., Fujimoto, M., Shinohara, I., Badman, S. V. & Grocott, A., 7/10/2010, In: Physics of Plasmas. 17, 10, 11 p., 102902.

Research output: Contribution to Journal/Magazine › Journal article › peer-review

A superposed epoch analysis of auroral evolution during substorms: local time of onset region

Milan, S. E., Grocott, A. & Hubert, B., 14/10/2010, In: Journal of Geophysical Research. 115, A5, 9 p., A00I04.

Research output: Contribution to Journal/Magazine › Journal article › peer-review

Midnight sector observations of auroral omega bands

Wild, J. A., Woodfield, E. E., Donovan, E., Fear, R. C., Grocott, A., Lester, M., Fazakerley, A. N., Lucek, E., Khotyaintsev, Y., Andre, M., Kadokura, A., Hosokawa, K., Carlson, C., McFadden, J. P., Glassmeier, K. H., Angelopoulos, V. & Björnsson, G., 18/03/2011, In: Journal of Geophysical Research. 116, A00I30, 20 p., A00I30.

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A new way to study geomagnetic storms

Hutchinson, J. A., Wright, D. M., Milan, S. E., Grocott, A. & Boakes, P. D., 1/08/2011, In: Astronomy and Geophysics. 52, 4, p. 4.20-4.23 4 p.

Research output: Contribution to Journal/Magazine › Journal article

Dynamic subauroral ionospheric electric fields observed by the Falkland Islands radar during the course of a geomagnetic storm

Grocott, A., Milan, S. E., Baker, J. B. H., Freeman, M. P., Lester, M. & Yeoman, T. K., 11/2011, In: Journal of Geophysical Research. 116, A11, 16 p., A11202.

Research output: Contribution to Journal/Magazine › Journal article › peer-review

Cassini VIMS observations of latitudinal and hemispheric variations in Saturn’s infrared auroral intensity

Badman, S. V., Tao, C., Grocott, A., Kasahara, S., Melin, H., Brown, R. H., Baines, K. H., Fujimoto, M. & Stallard, T., 1/12/2011, In: Icarus. 216, 2, p. 367-375 9 p.

Research output: Contribution to Journal/Magazine › Journal article › peer-review