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1

Pulsating Auroral Forms and Their Association with Geomagnetic Giant Pulsations

by Taylor, Michael J., Chisham, G., Orr, D.
Published in Planetary and Space Science (1989)
Subjects: “...geomagnetic giant pulsations...”

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2

Structure of the poleward wall of the trough and the inclination of the geomagnetic field above the EISCAT radar

by D. G. Jones, I. K. Walker, L. Kersley
Published in Annales Geophysicae (1997)
“... during a 7-hour period under very quiet geomagnetic conditions. The field-aligned nature of the structure...”

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3

Geomagnetic storm effects at F1-layer heights from incoherent scatter observations

by A. V. Mikhailov, K. Schlegel
Published in Annales Geophysicae (2003)
“... relatively small reaction to geomagnetic disturbances despite large perturbations in thermospheric parameters...”

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4

Evidence of L -mode electromagnetic wave pumping of ionospheric plasma near geomagnetic zenith

by T. B. Leyser, H. G. James, B. Gustavsson, M. T. Rietveld
Published in Annales Geophysicae (2018)
“... transmitted from the ground into the ionosphere is the strongest in the direction of geomagnetic zenith. We...”

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5

Generation of the lower-thermospheric vertical wind estimated with the EISCAT KST radar at high latitudes during periods of moderate geomagnetic disturbance

by S. Oyama, B. J. Watkins, S. Maeda, H. Shinagawa, S. Nozawa, Y. Ogawa, A. Brekke, C. Lathuillere, W. Kofman
Published in Annales Geophysicae (2008)
“...Lower-thermospheric winds at high latitudes during moderately-disturbed geomagnetic conditions were...”

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6

Observations of AGW/TID propagation across the polar cap: a case study

by H. T. Cai, F. Yin, S. Y. Ma, I. W. McCrea
Published in Annales Geophysicae (2011)
“...Geomagnetic Pole...”

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7

Auroral ion acoustic wave enhancement observed with a radar interferometer system

by N. M. Schlatter, V. Belyey, B. Gustavsson, N. Ivchenko, D. Whiter, H. Dahlgren, S. Tuttle, T. Grydeland
Published in Annales Geophysicae (2015)
“... extent in the plane perpendicular to the geomagnetic field. Previously it has been argued...”

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8

Electric field effects on ionospheric and thermospheric parameters above the EISCAT station for summer conditions

by V. V. Klimenko, Yu. N. Korenkov, M. Förster
Published in Annales Geophysicae (1998)
“... for quiet geomagnetic conditions in summer. The Global Self-consistent Model of the Thermosphere, Ionosphere...”

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9

Comparison of F-region electron density observations by satellite radio tomography and incoherent scatter methods

by T. Nygrén, M. Markkanen, M. Lehtinen, E. D. Tereshchenko, B. Z. Khudukon, O. V. Evstafiev, P. Pollari
Published in Annales Geophysicae (1996)
“... extending from the north of Norway to the south of Finland was installed approximately along a geomagnetic...”

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10

Upper-mesospheric temperatures measured during intense substorms in the declining phase of the January 2005 solar proton events

by H. Nesse Tyssøy, D. Heinrich, J. Stadsnes, M. Sørbø, U.-P. Hoppe, D. S. Evans, B. P. Williams, F. Honary
Published in Annales Geophysicae (2008)
“... of geomagnetic activity on the polar winter upper-mesospheric temperature. On 21–22 January 2005 we have 14 h...”

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11

Auroral electrojet dynamics during magnetic storms, connection with plasma precipitation and large-scale structure of the magnetospheric magnetic field

by Y. I. Feldstein, L. I. Gromova, A. Grafe, C.-I. Meng, V. V. Kalegaev, I. I. Alexeev, Y. P. Sumaruk
Published in Annales Geophysicae (1999)
“... and several Russian observatories (geomagnetic longitude ~110 ° , corrected geomagnetic latitudes 74 ° F 51...”

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12

Observations of thermospheric neutral winds within the polar cusp and the auroral oval using a Doppler imaging system (DIS)

by D. Rees, R. W. Smith, F. Signernes, K. Henriksen, U. Brandstrom, M. Harris, G. Maskall
Published in Annales Geophysicae (1998)
“... Svalbard in late 1995 will be discussed. The DIS in Kiruna observed two interesting geomagnetic...”

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13

Comparison of the characteristic energy of precipitating electrons derived from ground-based and DMSP satellite data

by M. Ashrafi, M. J. Kosch, F. Honary
Published in Annales Geophysicae (2005)
“... instruments (optical and riometer) are compared with DMSP satellite data during geomagnetic conjunctions...”

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14

Characteristics of the layered polar mesosphere summer echoes occurrence ratio observed by EISCAT VHF 224 MHz radar

by S. Ge, H. Li, T. Xu, M. Zhu, M. Wang, L. Meng, S. Ullah, A. Rauf
Published in Annales Geophysicae (2019)
“...) and geomagnetic K index is proposed. Based on it, the correlation of the layered PMSE OR with solar...”

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15

First observations of SPEAR-induced artificial backscatter from CUTLASS and the EISCAT Svalbard radars

by T. R. Robinson, T. K. Yeoman, R. S. Dhillon, M. Lester, E. C. Thomas, J. D. Thornhill, D. M. Wright, A. P. van Eyken, I. W. McCrea
Published in Annales Geophysicae (2006)
“... in the backscatter detected by the ESR (EISCAT Svalbard Radar) parallel to the geomagnetic field, as well as coherent...”

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16

Deriving the normalised ion-neutral collision frequency from EISCAT observations

by J. A. Davies, M. Lester, T. R. Robinson
Published in Annales Geophysicae (1997)
“... geomagnetic local noon on 03 April 1992, during which the F-region ion velocity orthogonal to the geomagnetic...”

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17

A statistical study of ion frictional heating observed by EISCAT

by J. A. Davies, M. Lester, I. W. McCrea
Published in Annales Geophysicae (1997)
“... frictional heating observed by EISCAT is established and, furthermore, its dependence on geomagnetic activity...”

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18

E layer dominated ionosphere observed by EISCAT/ESR radars during solar minimum

by H. Cai, F. Li, G. Shen, W. Zhan, K. Zhou, I. W. McCrea, S. Ma
Published in Annales Geophysicae (2014)
“... in the auroral zone. The occurrence of ELDI intervals peaks around geomagnetic midnight at auroral latitudes...”

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19

Influence of different types of ionospheric disturbances on GPS signals at polar latitudes

by V. B. Belakhovsky, Y. Jin, W. J. Miloch
Published in Annales Geophysicae (2021)
“... with the value of the geomagnetic field disturbance. But sometimes even a small geomagnetic substorm, when...”

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20

A D-region conductivity model from EISCAT VHF measurements

by K. Schlegel, M. Füllekrug
Published in Annales Geophysicae (2002)
“..., geomagnetic activity and season as input parameters. It was mainly constructed to study the properties...”

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