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Jesper Gjerløv

Professor
Academic article
  • Shore, R.M; Freeman, MP; Coxon, John C.; Thomas, EG; Gjerløv, Jesper; Olsen, N. 2019. Spatial Variation in the Responses of the Surface External and Induced Magnetic Field to the Solar Wind. Journal of Geophysical Research (JGR): Space Physics. 6195-6211.
  • Ohtani, Shinici; Gjerløv, Jesper; Johnsen, Magnar Gullikstad; Yamauchi, Masatoshi; Brändström, Urban; Lewis, Andrew M. 2019. Solar illumination dependence of the auroral electrojet intensity: Interplay between the solar zenith angle and dipole tilt. Journal of Geophysical Research (JGR): Space Physics. 6636-6653.
  • Shore, R.M; Freeman, MP; Gjerløv, Jesper. 2019. Interplanetary Magnetic Field Control of Polar Ionospheric Equivalent Current System Modes. Space Weather: The international journal of research and applications. 976-988.
  • Orr, L; Chapman, Sandra c.; Gjerløv, Jesper. 2019. Directed Network of Substorms Using SuperMAG Ground‐Based Magnetometer Data. Geophysical Research Letters. 6268-6278.
  • Humberset, Beate Krøvel; Gjerløv, Jesper; Mann, Ian R.; Michell, Robert; Samara, Marilla. 2018. On the Persistent Shape and Coherence of Pulsating Auroral Patches. Journal of Geophysical Research (JGR): Space Physics. 4272-4289.
  • Ohtani, S.; Motoba, T.; Gjerløv, Jesper; Ruohoniemi, John Michael; Donovan, Eric F.; Yoshikawa, Akimasa. 2018. Longitudinal Development of Poleward Boundary Intensifications (PBIs) of Auroral Emission. Journal of Geophysical Research (JGR): Space Physics. 1-17.
  • Oliveira, DM; Arel, D; Raeder, Joachim; Zesta, E; Ngwira, CM; Carter, Brett A; Yizengaw, E.; Halford, AJ; Tsurutani, Bruce T.; Gjerløv, Jesper. 2018. Geomagnetically Induced Currents Caused by Interplanetary Shocks With Different Impact Angles and Speeds. Space Weather: The international journal of research and applications. 636-647.
  • Gjerløv, Jesper; Waters, Colin L.; Barnes, Robin J. 2018. Deriving Global Convection Maps From SuperDARN Measurements. Journal of Geophysical Research (JGR): Space Physics. 2902-2915.
  • Ohtani, S.; Gjerløv, Jesper; Anderson, BJ; Kataoka, R; Troshichev, O.; Watari, S. 2018. Dawnside Wedge Current System Formed During Intense Geomagnetic Storms. Journal of Geophysical Research (JGR): Space Physics.
  • Shore, R.M; Freeman, Mervyn P.; Gjerløv, Jesper. 2018. An Empirical Orthogonal Function Reanalysis of the Northern Polar External and Induced Magnetic Field During Solar Cycle 23. Journal of Geophysical Research (JGR): Space Physics. 781-795.
  • Humberset, Beate Krøvel; Gjerløv, Jesper; Samara, Marilla; Michell, Robert. 2017. Scale size-dependent characteristics of the nightside aurora. Journal of Geophysical Research (JGR): Space Physics. 2455-2466.
  • Dods, Joe; Chapman, Sandra c.; Gjerløv, Jesper. 2017. Characterising the Ionospheric Current Pattern Response to Southward and Northward Turnings with Dynamical SuperMAG Correlation Networks. Journal of Geophysical Research (JGR): Space Physics. 1883-1902.
  • Shore, R.M.; Freeman, M.P.; Wild, J.A.; Gjerløv, Jesper. 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 (JGR): Space Physics. 2440-2454.
  • Woodroffe, Jesse R.; Morley, Steven K.; Jordanova, Vania K.; Henderson, Michael G.; Cowee, Misa M.; Gjerløv, Jesper. 2016. The latitudinal variation of geoelectromagnetic disturbances during large (Dst≤−100 nT) geomagnetic storms. Space Weather: The international journal of research and applications. 668-681.
  • Laundal, Karl Magnus; Gjerløv, Jesper; Østgaard, Nikolai; Reistad, Jone Peter; Haaland, Stein; Snekvik, Kristian; Tenfjord, Paul; Ohtani, Shin-ichi; Milan, Steve. 2016. The impact of sunlight on high-latitude equivalent currents. Journal of Geophysical Research (JGR): Space Physics. 2715-2726.
  • Humberset, Beate Krøvel; Gjerløv, Jesper; Samara, Marilla; Michell, Robert; Mann, Ian R. 2016. Temporal characteristics and energy deposition of pulsating auroral patches. Journal of Geophysical Research (JGR): Space Physics. 7087-7107.
  • Hajra, Rajkumar; Tsurutani, Bruce T.; Echer, Ezequiel; Gonzalez, Walter D.; Gjerløv, Jesper. 2016. Supersubstorms (SML < −2500 nT): Magnetic storm and solar cycle dependences. Journal of Geophysical Research (JGR): Biogeosciences. 7805-7816.
  • Newell, Patrick T.; Liou, Kan; Gjerløv, Jesper; Sotirelis, Thomas S.; Wing, Simon; Mitchell, Elizabet J. 2016. Substorm probabilities are best predicted from solar wind speed. Journal of Atmospheric and Solar-Terrestrial Physics. 28-37.
  • Oliveira, Denny M.; Raeder, Joachim; Tsurutani, Bruce T.; Gjerløv, Jesper. 2016. Effects of Interplanetary Shock Inclinations on Nightside Auroral Power Intensity. Brazilian journal of physics. 97-104.
  • Dods, Joe; Chapman, Sandra; Gjerløv, Jesper. 2015. Network analysis of geomagnetic substorms using the SuperMAG database of ground-based magnetometer stations. Journal of Geophysical Research (JGR): Space Physics. 7774-7784.
  • Waters, Colin L.; Gjerløv, Jesper; Dupont, M.; Barnes, Robin J. 2015. Global maps of ground magnetometer data. Journal of Geophysical Research (JGR): Biogeosciences. 9651-9660.
  • Lühr, Hermann; Park, Jaeheung; Gjerløv, Jesper; Rauberg, Jan; Michaelis, Ingo; Merayo, Jose M.G.; Brauer, Peter. 2015. Field-aligned currents' scale analysis performed with the Swarm constellation. Geophysical Research Letters. 1-8.
  • Tsurutani, Bruce T.; Hajra, Rajkumar; Echer, Ezequiel; Gjerløv, Jesper. 2015. Extremely intense (SML ≤2500 nT) substorms: Isolated events that are externally triggered? Annales Geophysicae. 519-524.
  • Laundal, Karl Magnus; Haaland, Stein; Lehtinen, Nikolai; Gjerløv, Jesper; Østgaard, Nikolai; Tenfjord, Paul; Reistad, Jone Peter; Snekvik, Kristian; Milan, Steve; Ohtani, Shin-ichi; Anderson, Brian J. 2015. Birkeland current effects on high-latitude ground magnetic field perturbations. Geophysical Research Letters. 7248-7254.
  • Forsyth, Colin; Rae, I. Jonathan; Coxon, John Charles; Freeman, Mervyn P.; Jackman, Caitriona M.; Gjerløv, Jesper; Fazakerley, Andrew Neil. 2015. A new technique for determining Substorm Onsets and Phases from Indices of the Electrojet (SOPHIE). Journal of Geophysical Research (JGR): Biogeosciences. 10592-10606.
  • Knipp, D.J.; Kilcommins, L.M.; Gjerløv, Jesper; Redmon, R.J.; Slavin, J; Le, G. 2015. A large-scale view of Space Technology 5 magnetometer response to solar wind drivers. Earth and Space Science.
  • Laundal, Karl Magnus; Gjerløv, Jesper. 2014. What is the appropriate coordinate system for magnetometer data when analyzing ionospheric currents? Journal of Geophysical Research (JGR): Space Physics. 8637-8647.
  • Gjerløv, Jesper; Hoffman, Robert A. 2014. The large-scale current system during auroral substorms. Journal of Geophysical Research (JGR): Biogeosciences. 4591-4606.
  • Newell, Patrick T.; Gjerløv, Jesper. 2014. Local geomagnetic indices and the prediction of auroral power. Journal of Geophysical Research (JGR): Biogeosciences. 9790-9803.
  • Motoba, Tetsuo; Ohtani, Shinici; Kadokura, Akira; Gjerløv, Jesper. 2014. Interrelationship between preonset auroral and magnetic signatures at a geomagnetically conjugate Iceland-Syowa pair. Journal of Geophysical Research (JGR): Biogeosciences. 761-769.
  • Motoba, Tetsuo; Takahashi, Kazue; Gjerløv, Jesper; Ohtani, Shinici; Milling, David K. 2013. The role of compressional Pc5 pulsations in modulating precipitation of energetic electrons. Journal of Geophysical Research (JGR): Space Physics. 7728-7739.
  • Haaland, Stein; Gjerløv, Jesper. 2013. On the relation between asymmetries in the ring current and magnetopause current. Journal of Geophysical Research (JGR): Space Physics. 7593-7604.
  • Mitchell, Elizabet J.; Newell, Patrick T.; Gjerløv, Jesper; Liou, Kan. 2013. OVATION-SM: A model of auroral precipitation based on SuperMAG generalized auroral electrojet and substorm onset times. Journal of Geophysical Research (JGR): Space Physics. 3747-3759.
  • Cohen, Ian J.; Lessard, Marc R.; Kaeppler, Stephen R.; Bounds, Scott Randolph; Kletzing, Craig A.; Streltsov, Anatoly V.; LaBelle, James William; Dombrowski, Mica P.; Jones, Sarah L.; Pfaff, Robert F.; Rowland, Douglas E.; Anderson, Brian J.; Korth, Haje; Gjerløv, Jesper. 2013. Auroral Current and Electrodynamics Structure (ACES) observations of ionospheric feedback in the Alfven resonator and model responses. Journal of Geophysical Research (JGR): Space Physics. 3288-3296.
  • Ohtani, Shin-ichi; Korth, Haje; Wing, Simon; Talaat, Elsayed R.; Frey, Harald U.; Gjerløv, Jesper. 2012. The double auroral oval in the dusk-midnight sector: Formation, mapping and dynamics. Journal of Geophysical Research (JGR): Space Physics. 26 pages.
  • Gjerløv, Jesper. 2012. The SuperMAG data processing technique. Journal of Geophysical Research (JGR): Space Physics. 19 pages.
  • Newell, Peter; Gjerløv, Jesper. 2012. SuperMAG-based partial ring current indices. Journal of Geophysical Research (JGR): Space Physics. 15 pages.
  • Newell, Patrick; Gjerløv, Jesper. 2011. Substorm and magnetosphere characteristic scales inferred from the SuperMAG auroral electrojet indices. Journal of Geophysical Research (JGR): Space Physics. 15 pages.
  • Newell, Patrick; Gjerløv, Jesper. 2011. Evaluation of SuperMAG auroral electrojet indices as indicators of substorms and auroral power. Journal of Geophysical Research (JGR): Space Physics.
  • Gjerløv, Jesper; Ohtani, Shin-ichi; Iijima, Takesi; Anderson, Brian; Slavin, James Arthur; Le, Guan. 2011. Characteristics of the terrestrial field-aligned current system. Annales Geophysicae. 1713-1729.
Lecture
  • Gjerløv, Jesper; Ohtani, S.; Le, G.; Humberset, Beate Krøvel. 2014. Characteristics of the Field-Aligned Current System.
  • Søraas, Finn; Førland, Brage; Gjerløv, Jesper; Aarsnes, Kjell. 2013. The Asymmetric and symmetric ring current as revealed by precipitating protons/ENA and ground based magnetic observations.
Popular scientific lecture
  • Gjerløv, Jesper. 2011. SuperMAG: What is it and why should you care?
  • Gjerløv, Jesper; Ohtani, S. 2011. Ground Based Magnetometers: The workhorse of the Magnetosphere-Ionosphere Community.
Academic lecture
  • Humberset, Beate Krøvel; Gjerløv, Jesper. 2014. Using all-sky imagers to gain insight into Magnetosphere-Ionosphere coupling.
  • Gjerløv, Jesper; Muhlheiusen, M; Friel, M.; Martin, P; Shaw, G. N.; Ohtani, S. 2014. Understanding Hemispheric Asymmetries of the Auroral Electrojets.
  • Gjerløv, Jesper. 2014. The SuperMAG Project.
  • Gjerløv, Jesper; Hoffman, R.A. 2014. The Large-Scale Current System During Auroral Substorms.
  • Gjerløv, Jesper; Fox, N; Ohtani, S.; Barnes, R. 2014. SuperMAG: Global and Continuous Space Weather Monitoring.
  • Gjerløv, Jesper. 2014. SuperMAG-SWARM collaboration plans.
  • Humberset, Beate Krøvel; Gjerløv, Jesper; Michell, Robert; Samara, Marilla; Mann, Ian R. 2014. Spatiotemporal Characteristics of Auroral Emissions.
  • Humberset, Beate Krøvel; Gjerløv, Jesper; Michell, Robert; Samara, Marilla; Mann, Ian R. 2014. On Spatiotemporal Characteristics of Auroral Emissions.
  • Humberset, Beate Krøvel; Gjerløv, Jesper. 2014. Insight into the magnetosphere-ionosphere coupling characteristics using all-sky imagers.
  • Humberset, Beate Krøvel; Gjerløv, Jesper. 2014. Dependence of Global Poynting Flux on IMF By.
  • Gjerløv, Jesper. 2013. Why the Greenland chain is critical for SuperMAG and for our understanding of how the Earth interacts with near space.
  • Gjerløv, Jesper; Hoffmann, R. A. 2013. The three dimensional current system during substorms.
  • Gjerløv, Jesper; Hoffman, R.A. 2013. The three dimensional current system during substorms.
  • Humberset, Beate Krøvel; Gjerløv, Jesper; Michell, Robert; Samara, Marilla; Mann, Ian R. 2013. The Spatiotemporal Characteristics of Pulsating Aurora.
  • Gjerløv, Jesper; Humberset, Beate Krøvel; González, S. A.; Brum, C. G. M.; Ohtani, S.; Sulzer, M. 2013. Temporal behavior of the ionospheric electron density over the Arecibo radar.
  • Gjerløv, Jesper. 2013. SuperMAG: Global observations of Earth-Space Coupling.
  • Gjerløv, Jesper. 2013. SuperMAG and AMPERE.
  • Gjerløv, Jesper; Humberset, Beate Krøvel; Ohtani, S.; Anderson, Brian J.; Iijima, T.; Slavin, J.; Le, G.; Michell, Robert; Samara, Marilla; Mann, Ian R. 2013. Spatiotemporal behavior of the magnetosphere-ionosphere system.
  • Gjerløv, Jesper; Haaland, Stein. 2013. On the role of the magnetopause for ring current closure.
  • Gjerløv, Jesper; Hoffman, R.A. 2013. Empirical evidence for two nightside current wedges during substorms.
  • Humberset, Beate Krøvel; Gjerløv, Jesper. 2013. Det dynamiske nordlyset: Kva fortel det om jorda sin vekselverknad med det nære verdsrommet?
  • Humberset, Beate Krøvel; Gjerløv, Jesper; Michell, Robert; Samara, Marilla; Mann, Ian. 2012. Untangling the Space-Time Ambiguity of Auroral Emissions.
  • Humberset, Beate Krøvel; Gjerløv, Jesper. 2012. Aurora Space-Time Coupling.
  • Gjerløv, Jesper; Barnes, R. J. 2011. The global magnetometer network initiative: SuperMAG.
  • Gjerløv, Jesper. 2011. The TEGAX Mission.
  • Gjerløv, Jesper. 2011. SuperMAG: The Global Ground Magnetometer Initiative.
Doctoral dissertation
  • Humberset, Beate Krøvel. 2017. Scale size-dependent characteristics of the magnetosphere-ionosphere system using auroral imaging.
Interview
  • Gjerløv, Jesper; Andreassen, Kim E. 2011. Styrer global magnetovervåkning.
  • Gjerløv, Jesper. 2011. Ny i jobben: Jesper Gjerløv.
Poster
  • Humberset, Beate Krøvel; Gjerløv, Jesper; Robert G., Michell; Marilia, Samara; Mann, Ian R. 2016. Temporal Characteristics and Energy Deposition of Pulsating Auroral Patches.
  • Gjerløv, Jesper; Humberset, Beate Krøvel; González, S. A.; Brum, C. G. M.; Ohtani, S.; Sulzer, M. 2014. Temporal behavior of the ionospheric electron density over the Arecibo radar.
  • Gjerløv, Jesper; Humberset, Beate Krøvel; González, S. A.; Brum, C. G. M.; Ohtani, S.; Sulzer, M. 2014. Temporal behavior of the ionospheric electron density over the Arecibo radar.
  • Humberset, Beate Krøvel; Gjerløv, Jesper. 2014. Direct response of large‐scale high-latitude Poynting flux to changes in IMF By polarity.
  • Humberset, Beate Krøvel; Gjerløv, Jesper. 2014. Dependence of Large-scale Global Poynting Flux on IMF By Polarity Change.
  • Humberset, Beate Krøvel; Gjerløv, Jesper. 2014. Dependence of Global Poynting Flux on IMF By Polarity.
  • Humberset, Beate Krøvel; Gjerløv, Jesper; Michell, Robert; Samara, Marilla; Mann, Ian R. 2014. Characteristics of Pulsating Auroral Patches.
  • Gjerløv, Jesper; Muhlheiusen, M; Friel, M.; Martin, P; Le, G.; Stolle, C.; Lühr, H. 2014. Can we derive the current density from three point LEO measurements of the magnetic field perturbations?
  • Gjerløv, Jesper; Shaefer, R.; Paxton, Larry; Zhang, Y. 2014. A comprehensive empirical model of the ionospheric conductivity derived from SSUSI/GUVI, SuperMAG and SuperDARN data.
  • Humberset, Beate Krøvel; Gjerløv, Jesper; Samara, Marilia; Michell, Robert; Mann, Ian R.; Lessard, Marc R. 2013. Untangling the Space-Time Ambiguity of Pulsating Aurora.
  • Gjerløv, Jesper; Ohtani, S.; Motoba, T.; Shah, N.; Friel, M.; Martin, P.; Boorstin, M.; Mulheisen, M. 2013. Conjugacy and non-conjugacy of the auroral electrojet system.
  • Humberset, Beate Krøvel; Gjerløv, Jesper; Michell, Robert; Samara, Marilla; Mann, Ian R. 2013. Characteristics of Pulsating Aurora.
  • Humberset, Beate Krøvel; Gjerløv, Jesper; Michell, Robert; Samara, Marilla; Mann, Ian R. 2013. Characteristics of Auroral Emissions.
  • Gjerløv, Jesper; Humberset, Beate Krøvel; Michell, Robert; Samara, Marilla; Mann, Ian. 2012. Untangling the Space-Time Ambiguity of auroral emissions.
  • Gjerløv, Jesper; Humberset, Beate Krøvel; Michell, Robert; Samara, Marilla; Mann, Ian R. 2012. Untangling the Space-Time Ambiguity of Auroral Emissions.

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