Characterizing the ionospheric current pattern response to southward and northward IMF turnings with dynamical SuperMAG correlation networks
Journal of Geophysical Research-Space Physics, 2017
J. Dods, S. C. Chapman, J. W. Gjerloev, (2017), Characterizing the ionospheric current pattern response to southward and northward IMF turnings with dynamical SuperMAG correlation networks, Journal of Geophysical Research-Space Physics, 122, 1883-1902
Scale size-dependent characteristics of the nightside aurora
Journal of Geophysical Research-Space Physics, 2017
B. K. Humberset, J. W. Gjerloev, M. Samara, R. G. Michell, (2017), Scale size-dependent characteristics of the nightside aurora, Journal of Geophysical Research-Space Physics, 122, 2455-2466
On the Usage of Geomagnetic Indices for Data Selection in Internal Field Modelling
Space Science Reviews, 2017
K. Kauristie, A. Morschhauser, N. Olsen, C. C. Finlay, R. L. McPherron, J. W. Gjerloev, H. J. Opgenoorth, (2017), On the Usage of Geomagnetic Indices for Data Selection in Internal Field Modelling, Space Science Reviews, 206, 61-90
Statistical study of polar negative magnetic bays driven by interplanetary fast-mode shocks
Journal of Geophysical Research-Space Physics, 2017
Kan Liou, Thomas Sotirelis, Jesper Gjerloev, (2017), Statistical study of polar negative magnetic bays driven by interplanetary fast-mode shocks, Journal of Geophysical Research-Space Physics, 122, 7463-7472
A high-resolution model of the external and induced magnetic field at the Earth's surface in the Northern Hemisphere
Journal of Geophysical Research-Space Physics, 2017
R. M. Shore, M. P. Freeman, J. A. Wild, J. W. Gjerloev, (2017), A high-resolution model of the external and induced magnetic field at the Earth's surface in the Northern Hemisphere, Journal of Geophysical Research-Space Physics, 122, 2440-2454
Supersubstorms (SML <-2500nT): Magnetic storm and solar cycle dependences
Journal of Geophysical Research-Space Physics, 2016
Rajkumar Hajra, Bruce T. Tsurutani, Ezequiel Echer, Walter D. Gonzalez, Jesper W. Gjerloev, (2016), Supersubstorms (SML <-2500nT): Magnetic storm and solar cycle dependences, Journal of Geophysical Research-Space Physics, 121, 7805-7816
Temporal characteristics and energy deposition of pulsating auroral patches
Journal of Geophysical Research-Space Physics, 2016
B. K. Humberset, J. W. Gjerloev, M. Samara, R. G. Michell, I. R. Mann, (2016), Temporal characteristics and energy deposition of pulsating auroral patches, Journal of Geophysical Research-Space Physics, 121, 7087-7107
The impact of sunlight on high-latitude equivalent currents
Journal of Geophysical Research-Space Physics, 2016
K. M. Laundal, J. W. Gjerloev, N. Ostgaard, J. P. Reistad, S. Haaland, K. Snekvik, P. Tenfjord, S. Ohtani, S. E. Milan, (2016), The impact of sunlight on high-latitude equivalent currents, Journal of Geophysical Research-Space Physics, 121, 2715-2726
Substorm probabilities are best predicted from solar wind speed
Journal of Atmospheric and Solar-Terrestrial Physics, 2016
P. T. Newell, K. Liou, J. W. Gjerloev, T. Sotirelis, S. Wing, E. J. Mitchell, (2016), Substorm probabilities are best predicted from solar wind speed, Journal of Atmospheric and Solar-Terrestrial Physics, 146, 28-37
Effects of Interplanetary Shock Inclinations on Nightside Auroral Power Intensity
Brazilian Journal of Physics, 2016
D. M. Oliveira, J. Raeder, B. T. Tsurutani, J. W. Gjerloev, (2016), Effects of Interplanetary Shock Inclinations on Nightside Auroral Power Intensity, Brazilian Journal of Physics, 46, 97-104
The latitudinal variation of geoelectromagnetic disturbances during large (Dst <=-100 nT) geomagnetic storms
Space Weather-the International Journal of Research and Applications, 2016
J. R. Woodroffe, S. K. Morley, V. K. Jordanova, M. G. Henderson, M. M. Cowee, J. G. Gjerloev, (2016), The latitudinal variation of geoelectromagnetic disturbances during large (Dst <=-100 nT) geomagnetic storms, Space Weather-the International Journal of Research and Applications, 14, 668-681
Network analysis of geomagnetic substorms using the SuperMAG database of ground-based magnetometer stations
Journal of Geophysical Research-Space Physics, 2015
J. Dods, S. C. Chapman, J. W. Gjerloev, (2015), Network analysis of geomagnetic substorms using the SuperMAG database of ground-based magnetometer stations, Journal of Geophysical Research-Space Physics, 120, 7774-7784
A new technique for determining Substorm Onsets and Phases from Indices of the Electrojet (SOPHIE)
Journal of Geophysical Research-Space Physics, 2015
C. Forsyth, I. J. Rae, J. C. Coxon, M. P. Freeman, C. M. Jackman, J. Gjerloev, A. N. Fazakerley, (2015), A new technique for determining Substorm Onsets and Phases from Indices of the Electrojet (SOPHIE), Journal of Geophysical Research-Space Physics, 120, 10592-10606
Spatial structure and temporal evolution of energetic particle injections in the inner magnetosphere during the 14 July 2013 substorm event
Journal of Geophysical Research-Space Physics, 2015
Matina Gkioulidou, S. Ohtani, D. G. Mitchell, A. Y. Ukhorskiy, G. D. Reeves, D. L. Turner, J. W. Gjerloev, M. Nose, K. Koga, J. V. Rodriguez, L. J. Lanzerotti, (2015), Spatial structure and temporal evolution of energetic particle injections in the inner magnetosphere during the 14 July 2013 substorm event, Journal of Geophysical Research-Space Physics, 120, 1924-1938
A large-scale view of Space Technology 5 magnetometer response to solar wind drivers
Earth and Space Science, 2015
D. J. Knipp, L. M. Kilcommons, J. Gjerloev, R. J. Redmon, J. Slavin, G. Le, (2015), A large-scale view of Space Technology 5 magnetometer response to solar wind drivers, Earth and Space Science, 2, 115-124
Birkeland current effects on high-latitude ground magnetic field perturbations
Geophysical Research Letters, 2015
K. M. Laundal, S. E. Haaland, N. Lehtinen, J. W. Gjerloev, N. Ostgaard, P. Tenfjord, J. P. Reistad, K. Snekvik, S. E. Milan, S. Ohtani, B. J. Anderson, (2015), Birkeland current effects on high-latitude ground magnetic field perturbations, Geophysical Research Letters, 42, 7248-7254
Field-aligned currents' scale analysis performed with the Swarm constellation
Geophysical Research Letters, 2015
Hermann Luehr, Jaeheung Park, Jesper W. Gjerloev, Jan Rauberg, Ingo Michaelis, Jose M. G. Merayo, Peter Brauer, (2015), Field-aligned currents' scale analysis performed with the Swarm constellation, Geophysical Research Letters, 42, 1-8
Extremely intense (SML <=-2500 nT) substorms: isolated events that are externally triggered?
Annales Geophysicae, 2015
B. T. Tsurutani, R. Hajra, E. Echer, J. W. Gjerloev, (2015), Extremely intense (SML <=-2500 nT) substorms: isolated events that are externally triggered?, Annales Geophysicae, 33, 519-524
Global maps of ground magnetometer data
Journal of Geophysical Research-Space Physics, 2015
C. L. Waters, J. W. Gjerloev, M. Dupont, R. J. Barnes, (2015), Global maps of ground magnetometer data, Journal of Geophysical Research-Space Physics, 120, 9651-9660
The large-scale current system during auroral substorms
Journal of Geophysical Research-Space Physics, 2014
J. W. Gjerloev, R. A. Hoffman, (2014), The large-scale current system during auroral substorms, Journal of Geophysical Research-Space Physics, 119, 4591-4606
Characteristics of the flank magnetopause: Cluster observations
Journal of Geophysical Research-Space Physics, 2014
S. Haaland, J. Reistad, P. Tenfjord, J. Gjerloev, L. Maes, J. DeKeyser, R. Maggiolo, C. Anekallu, N. Dorville, (2014), Characteristics of the flank magnetopause: Cluster observations, Journal of Geophysical Research-Space Physics, 119, 9019-9037
What is the appropriate coordinate system for magnetometer data when analyzing ionospheric currents?
Journal of Geophysical Research-Space Physics, 2014
K. M. Laundal, J. W. Gjerloev, (2014), What is the appropriate coordinate system for magnetometer data when analyzing ionospheric currents?, Journal of Geophysical Research-Space Physics, 119, 8637-8647
Interrelationship between preonset auroral and magnetic signatures at a geomagnetically conjugate Iceland-Syowa pair
Journal of Geophysical Research-Space Physics, 2014
T. Motoba, S. Ohtani, A. Kadokura, J. Gjerloev, (2014), Interrelationship between preonset auroral and magnetic signatures at a geomagnetically conjugate Iceland-Syowa pair, Journal of Geophysical Research-Space Physics, 119, 761-769
Local geomagnetic indices and the prediction of auroral power
Journal of Geophysical Research-Space Physics, 2014
P. T. Newell, J. W. Gjerloev, (2014), Local geomagnetic indices and the prediction of auroral power, Journal of Geophysical Research-Space Physics, 119
Auroral Current and Electrodynamics Structure (ACES) observations of ionospheric feedback in the Alfven resonator and model responses
Journal of Geophysical Research-Space Physics, 2013
I. J. Cohen, M. R. Lessard, S. R. Kaeppler, S. R. Bounds, C. A. Kletzing, A. V. Streltsov, J. W. LaBelle, M. P. Dombrowski, S. L. Jones, R. F. Pfaff, D. E. Rowland, B. J. Anderson, H. Korth, J. W. Gjerloev, (2013), Auroral Current and Electrodynamics Structure (ACES) observations of ionospheric feedback in the Alfven resonator and model responses, Journal of Geophysical Research-Space Physics, 118, 3288-3296
On the relation between asymmetries in the ring current and magnetopause current
Journal of Geophysical Research-Space Physics, 2013
S. Haaland, J. Gjerloev, (2013), On the relation between asymmetries in the ring current and magnetopause current, Journal of Geophysical Research-Space Physics, 118, 7593-7604
OVATION-SM: A model of auroral precipitation based on SuperMAG generalized auroral electrojet and substorm onset times
Journal of Geophysical Research-Space Physics, 2013
E. J. Mitchell, P. T. Newell, J. W. Gjerloev, K. Liou, (2013), OVATION-SM: A model of auroral precipitation based on SuperMAG generalized auroral electrojet and substorm onset times, Journal of Geophysical Research-Space Physics, 118, 3747-3759
The role of compressional Pc5 pulsations in modulating precipitation of energetic electrons
Journal of Geophysical Research-Space Physics, 2013
T. Motoba, K. Takahashi, J. Gjerloev, S. Ohtani, D. K. Milling, (2013), The role of compressional Pc5 pulsations in modulating precipitation of energetic electrons, Journal of Geophysical Research-Space Physics, 118, 7728-7739
Space climate implications from substorm frequency
Journal of Geophysical Research-Space Physics, 2013
P. T. Newell, J. W. Gjerloev, E. J. Mitchell, (2013), Space climate implications from substorm frequency, Journal of Geophysical Research-Space Physics, 118, 6254-6265
The SuperMAG data processing technique
Journal of Geophysical Research-Space Physics, 2012
J. W. Gjerloev, (2012), The SuperMAG data processing technique, Journal of Geophysical Research-Space Physics, 117
SuperMAG-based partial ring current indices
Journal of Geophysical Research-Space Physics, 2012
P. T. Newell, J. W. Gjerloev, (2012), SuperMAG-based partial ring current indices, Journal of Geophysical Research-Space Physics, 117
The double auroral oval in the dusk-midnight sector: Formation, mapping and dynamics
Journal of Geophysical Research-Space Physics, 2012
S. Ohtani, H. Korth, S. Wing, E. R. Talaat, H. U. Frey, J. W. Gjerloev, (2012), The double auroral oval in the dusk-midnight sector: Formation, mapping and dynamics, Journal of Geophysical Research-Space Physics, 117
Characteristics of the terrestrial field-aligned current system
Annales Geophysicae, 2011
J. W. Gjerloev, S. Ohtani, T. Iijima, B. Anderson, J. Slavin, G. Le, (2011), Characteristics of the terrestrial field-aligned current system, Annales Geophysicae, 29, 1713-1729
Evaluation of SuperMAG auroral electrojet indices as indicators of substorms and auroral power
Journal of Geophysical Research-Space Physics, 2011
P. T. Newell, J. W. Gjerloev, (2011), Evaluation of SuperMAG auroral electrojet indices as indicators of substorms and auroral power, Journal of Geophysical Research-Space Physics, 116
Substorm and magnetosphere characteristic scales inferred from the SuperMAG auroral electrojet indices
Journal of Geophysical Research-Space Physics, 2011
P. T. Newell, J. W. Gjerloev, (2011), Substorm and magnetosphere characteristic scales inferred from the SuperMAG auroral electrojet indices, Journal of Geophysical Research-Space Physics, 116
Response of the auroral electrojet indices to abrupt southward IMF turnings
Annales Geophysicae, 2010
J. W. Gjerloev, R. A. Hoffman, S. Ohtani, J. Weygand, R. Barnes, (2010), Response of the auroral electrojet indices to abrupt southward IMF turnings, Annales Geophysicae, 28, 1167-1182
Are there optical differences between storm-time substorms and isolated substorms?
Annales Geophysicae, 2010
R. A. Hoffman, J. W. Gjerloev, L. A. Frank, J. W. Sigwarth, (2010), Are there optical differences between storm-time substorms and isolated substorms?, Annales Geophysicae, 28, 1183-1198
Relatively low-latitude wave aurora and substorms
Geophysical Research Letters, 2010
Anna R. Lee, Patrick T. Newell, Jesper Gjerloev, Kan Liou, (2010), Relatively low-latitude wave aurora and substorms, Geophysical Research Letters, 37
Effects of solar wind density on auroral electrojets and brightness under influence of substorms
Annales Geophysicae, 2009
J. -H. Shue, Y. Kamide, J. W. Gjerloev, (2009), Effects of solar wind density on auroral electrojets and brightness under influence of substorms, Annales Geophysicae, 27, 113-119
Towards understanding the electrodynamics of the 3-dimensional high-latitude ionosphere: present and future
Annales Geophysicae, 2008
O. Amm, A. Aruliah, S. C. Buchert, R. Fujii, J. W. Gjerloev, A. Ieda, T. Matsuo, C. Stolle, H. Vanhamaeki, A. Yoshikawa, (2008), Towards understanding the electrodynamics of the 3-dimensional high-latitude ionosphere: present and future, Annales Geophysicae, 26, 3913-3932
Typical auroral substorm: A bifurcated oval
Journal of Geophysical Research-Space Physics, 2008
J. W. Gjerloev, R. A. Hoffman, J. B. Sigwarth, L. A. Frank, J. B. H. Baker, (2008), Typical auroral substorm: A bifurcated oval, Journal of Geophysical Research-Space Physics, 113
Observations of ionospheric convection from the Wallops SuperDARN radar at middle latitudes
Journal of Geophysical Research-Space Physics, 2007
J. B. H. Baker, R. A. Greenwald, J. M. Ruohoniemi, K. Oksavik, J. W. Gjerloev, L. J. Paxton, M. R. Hairston, (2007), Observations of ionospheric convection from the Wallops SuperDARN radar at middle latitudes, Journal of Geophysical Research-Space Physics, 112
Observations of Pi2 pulsations by the Wallops HF radar in association with substorm expansion
Geophysical Research Letters, 2007
J. W. Gjerloev, R. A. Greenwald, C. L. Waters, K. Takahashi, D. Sibeck, K. Oksavik, R. Barnes, J. Baker, J. M. Ruohoniemi, (2007), Observations of Pi2 pulsations by the Wallops HF radar in association with substorm expansion, Geophysical Research Letters, 34
Statistical description of the bulge-type auroral substorm in the far ultraviolet
Journal of Geophysical Research-Space Physics, 2007
J. W. Gjerloev, R. A. Hoffman, J. B. Sigwarth, L. A. Frank, (2007), Statistical description of the bulge-type auroral substorm in the far ultraviolet, Journal of Geophysical Research-Space Physics, 112
Thermospheric nitric oxide at higher latitudes: Model calculations with auroral energy input
Journal of Geophysical Research-Space Physics, 2007
C. Saetre, C. A. Barth, J. Stadsnes, N. Ostgaard, S. M. Bailey, D. N. Baker, G. A. Germany, J. W. Gjerloev, (2007), Thermospheric nitric oxide at higher latitudes: Model calculations with auroral energy input, Journal of Geophysical Research-Space Physics, 112
Substorm plasma sheet ion pressure profiles
Geophysical Research Letters, 2007
Simon Wing, Jesper W. Gjerloev, Jay R. Johnson, R. A. Hoffman, (2007), Substorm plasma sheet ion pressure profiles, Geophysical Research Letters, 34
Identification of the temperature gradient instability as the source of decameter-scale ionospheric irregularities on plasmapause field lines
Geophysical Research Letters, 2006
Raymond A. Greenwald, Kjellmar Oksavik, Philip J. Erickson, Frank D. Lind, J. Michael Ruohoniemi, Joseph B. H. Baker, Jesper W. Gjerloev, (2006), Identification of the temperature gradient instability as the source of decameter-scale ionospheric irregularities on plasmapause field lines, Geophysical Research Letters, 33
First observations of the temporal/spatial variation of the sub-auroral polarization stream from the SuperDARN Wallops HF radar
Geophysical Research Letters, 2006
K. Oksavik, R. A. Greenwald, J. M. Ruohoniemi, M. R. Hairston, L. J. Paxton, J. B. H. Baker, J. W. Gjerloev, R. J. Barnes, (2006), First observations of the temporal/spatial variation of the sub-auroral polarization stream from the SuperDARN Wallops HF radar, Geophysical Research Letters, 33
Magnetospheric current systems during stormtime sawtooth events
Journal of Geophysical Research-Space Physics, 2006
T. I. Pulkkinen, N. Y. Ganushkina, E. I. Tanskanen, M. Kubyshkina, G. D. Reeves, M. F. Thomsen, C. T. Russell, H. J. Singer, J. A. Slavin, J. Gjerloev, (2006), Magnetospheric current systems during stormtime sawtooth events, Journal of Geophysical Research-Space Physics, 111
Comparisons of electron energy deposition derived from observations of lower thermospheric nitric oxide and from X-ray bremsstrahlung measurements
Journal of Geophysical Research-Space Physics, 2006
C Saetre, CA Barth, J Stadsnes, N Ostgaard, SM Bailey, DN Baker, JW Gjerloev, (2006), Comparisons of electron energy deposition derived from observations of lower thermospheric nitric oxide and from X-ray bremsstrahlung measurements, Journal of Geophysical Research-Space Physics, 111
Equatorward expansion of the westward electrojet during magnetically disturbed periods
Journal of Geophysical Research-Space Physics, 2005
BH Ahn, GX Chen, W Sun, JW Gjerloev, Y Kamide, JB Sigwarth, LA Frank, (2005), Equatorward expansion of the westward electrojet during magnetically disturbed periods, Journal of Geophysical Research-Space Physics, 110
The lowest possible latitude of the westward electrojet during severely disturbed periods
Multiscale Coupling of Sun-Earth Processes, 2005
BH Ahn, GX Chen, W Sun, JW Gjerloev, Y Kamide, JB Sigwarth, LA Frank, (2005), The lowest possible latitude of the westward electrojet during severely disturbed periods, Multiscale Coupling of Sun-Earth Processes, 145-156
Magnetotail response to prolonged southward IMF B-z intervals: Loading, unloading, and continuous magnetospheric dissipation
Journal of Geophysical Research-Space Physics, 2005
EI Tanskanen, JA Slavin, DH Fairfield, DG Sibeck, J Gjerloev, T Mukai, A Ieda, T Nagai, (2005), Magnetotail response to prolonged southward IMF B-z intervals: Loading, unloading, and continuous magnetospheric dissipation, Journal of Geophysical Research-Space Physics, 110
Substorm behavior of the auroral electrojet indices
Annales Geophysicae, 2004
JW Gjerloev, RA Hoffman, MM Friel, LA Frank, JB Sigwarth, (2004), Substorm behavior of the auroral electrojet indices, Annales Geophysicae, 22, 2135-2149
Auroral electrojet configuration during substorm growth phase
Geophysical Research Letters, 2003
JW Gjerloev, RA Hoffman, E Tanskanen, M Friel, (2003), Auroral electrojet configuration during substorm growth phase, Geophysical Research Letters, 30
Geotail observations of magnetic flux ropes in the plasma sheet
Journal of Geophysical Research-Space Physics, 2003
JA Slavin, RP Lepping, J Gjerloev, DH Fairfield, M Hesse, CJ Owen, MB Moldwin, T Nagai, A Ieda, T Mukai, (2003), Geotail observations of magnetic flux ropes in the plasma sheet, Journal of Geophysical Research-Space Physics, 108
Cluster electric current density measurements within a magnetic flux rope in the plasma sheet
Geophysical Research Letters, 2003
JA Slavin, RP Lepping, J Gjerloev, ML Goldstein, DH Fairfield, MH Acuna, A Balogh, M Dunlop, MG Kivelson, K Khurana, A Fazakerley, CJ Owen, H Reme, JM Bosqued, (2003), Cluster electric current density measurements within a magnetic flux rope in the plasma sheet, Geophysical Research Letters, 30
Currents in auroral substorms
Journal of Geophysical Research-Space Physics, 2002
JW Gjerloev, RA Hoffman, (2002), Currents in auroral substorms, Journal of Geophysical Research-Space Physics, 107
Currents in auroral substorms (vol 107, pg 1163, 2002)
Journal of Geophysical Research-Space Physics, 2002
JW Gjerloev, RA Hoffman, (2002), Currents in auroral substorms (vol 107, pg 1163, 2002), Journal of Geophysical Research-Space Physics, 107
A relation between the energy deposition by electron precipitation and geomagnetic indices during substorms
Journal of Geophysical Research-Space Physics, 2002
N Ostgaard, RR Vondrak, JW Gjerloev, G Germany, (2002), A relation between the energy deposition by electron precipitation and geomagnetic indices during substorms, Journal of Geophysical Research-Space Physics, 107
Field-aligned currents and ionospheric parameters deduced from EISCAT radar measurements in the post-midnight sector
Annales Geophysicae, 2002
M Sugino, R Fujii, S Nozawa, T Nagatsuma, SC Buchert, JW Gjerloev, MJ Kosch, (2002), Field-aligned currents and ionospheric parameters deduced from EISCAT radar measurements in the post-midnight sector, Annales Geophysicae, 20, 1335-1348
The convection electric field in auroral substorms
Journal of Geophysical Research-Space Physics, 2001
JW Gjerloev, RA Hoffman, (2001), The convection electric field in auroral substorms, Journal of Geophysical Research-Space Physics, 106, 12919-12931
Height-integrated conductivity in auroral substorms - 1. Data
Journal of Geophysical Research-Space Physics, 2000
JW Gjerloev, RA Hoffman, (2000), Height-integrated conductivity in auroral substorms - 1. Data, Journal of Geophysical Research-Space Physics, 105, 215-226
Height-integrated conductivity in auroral substorms - 2. Modeling
Journal of Geophysical Research-Space Physics, 2000
JW Gjerloev, RA Hoffman, (2000), Height-integrated conductivity in auroral substorms - 2. Modeling, Journal of Geophysical Research-Space Physics, 105, 227-235
Height-integrated conductivity in auroral substorms, 1, data (vol 105, pg 215, 2000)
Journal of Geophysical Research-Space Physics, 2000
JW Gjerloev, RA Hoffman, (2000), Height-integrated conductivity in auroral substorms, 1, data (vol 105, pg 215, 2000), Journal of Geophysical Research-Space Physics, 105, 10675