Swarm–an Earth observation mission investigating geospace E Friis-Christensen, H Lühr, D Knudsen, R Haagmans Advances in Space Research 41 (1), 210-216, 2008 | 398 | 2008 |
Thermal ion imagers and Langmuir probes in the Swarm electric field instruments DJ Knudsen, JK Burchill, SC Buchert, AI Eriksson, R Gill, JE Wahlund, ... Journal of Geophysical Research: Space Physics 122 (2), 2655-2673, 2017 | 228 | 2017 |
Broadband ELF plasma emission during auroral energization: 1. Slow ion acoustic waves JE Wahlund, AI Eriksson, B Holback, MH Boehm, J Bonnell, PM Kintner, ... Journal of Geophysical Research: Space Physics 103 (A3), 4343-4375, 1998 | 150 | 1998 |
Correlation between core ion energization, suprathermal electron bursts, and broadband ELF plasma waves DJ Knudsen, JH Clemmons, JE Wahlund Journal of Geophysical Research: Space Physics 103 (A3), 4171-4186, 1998 | 130 | 1998 |
Calibration and validation of Swarm plasma densities and electron temperatures using ground-based radars and satellite radio occultation measurements L Lomidze, DJ Knudsen, J Burchill, A Kouznetsov, SC Buchert Radio Science 53 (1), 15-36, 2018 | 119 | 2018 |
New science in plain sight: Citizen scientists lead to the discovery of optical structure in the upper atmosphere EA MacDonald, E Donovan, Y Nishimura, NA Case, DM Gillies, ... Science advances 4 (3), eaaq0030, 2018 | 116 | 2018 |
Alfvén waves in the auroral ionosphere: A numerical model compared with measurements DJ Knudsen, MC Kelley, JF Vickrey Journal of Geophysical Research: Space Physics 97 (A1), 77-90, 1992 | 116 | 1992 |
Poynting flux measurements on a satellite: A diagnostic tool for space research MC Kelley, DJ Knudsen, JF Vickrey Journal of Geophysical Research: Space Physics 96 (A1), 201-207, 1991 | 114 | 1991 |
Width and structure of mesoscale optical auroral arcs DJ Knudsen, EF Donovan, LL Cogger, B Jackel, WD Shaw Geophysical Research Letters 28 (4), 705-708, 2001 | 111 | 2001 |
Distinguishing Alfvén waves from quasi‐static field structures associated with the discrete aurora: Sounding rocket and HILAT satellite measurements DJ Knudsen, MC Kelley, GD Earle, JF Vickrey, M Boehm Geophysical Research Letters 17 (7), 921-924, 1990 | 95 | 1990 |
Swarm in situ observations of F region polar cap patches created by cusp precipitation LV Goodwin, B Iserhienrhien, DM Miles, S Patra, C van der Meeren, ... Geophysical Research Letters 42 (4), 996-1003, 2015 | 79 | 2015 |
Spatial modulation of electron energy and density by nonlinear stationary inertial Alfvén waves DJ Knudsen Journal of Geophysical Research: Space Physics 101 (A5), 10761-10772, 1996 | 72 | 1996 |
Observation of polar cap patches and calculation of gradient drift instability growth times: A Swarm case study A Spicher, T Cameron, EM Grono, KN Yakymenko, SC Buchert, ... Geophysical Research Letters 42 (2), 201-206, 2015 | 62 | 2015 |
Ionospheric reflection of small‐scale Alfvén waves MR Lessard, DJ Knudsen Geophysical research letters 28 (18), 3573-3576, 2001 | 62 | 2001 |
Core ion flux bursts within solitary kinetic Alfvén waves DJ Knudsen, JE Wahlund Journal of Geophysical Research: Space Physics 103 (A3), 4157-4169, 1998 | 61 | 1998 |
Longitudinally propagating arc wave in the pre‐onset optical aurora VM Uritsky, J Liang, E Donovan, E Spanswick, D Knudsen, W Liu, ... Geophysical Research Letters 36 (21), 2009 | 57 | 2009 |
Rocket‐based measurements of ion velocity, neutral wind, and electric field in the collisional transition region of the auroral ionosphere L Sangalli, DJ Knudsen, MF Larsen, T Zhan, RF Pfaff, D Rowland Journal of Geophysical Research: Space Physics 114 (A4), 2009 | 56 | 2009 |
Temporal Evolution and Spatial Dispersion of Ion Conics: Evidence for a Polar Cusp Heating Wall A Knudsen, D. J., Whalen, B. A., Abe, T. and Yau AGU Geophysical Monograph on Solar System Plasmas in Space and Time (eds J …, 1994 | 56* | 1994 |
Magnetospheric signatures of STEVE: Implications for the magnetospheric energy source and interhemispheric conjugacy Y Nishimura, B Gallardo‐Lacourt, Y Zou, E Mishin, DJ Knudsen, ... Geophysical Research Letters 46 (11), 5637-5644, 2019 | 55 | 2019 |
Thermal ion upflow in the cusp ionosphere and its dependence on soft electron energy flux JK Burchill, DJ Knudsen, JH Clemmons, K Oksavik, RF Pfaff, CT Steigies, ... Journal of Geophysical Research: Space Physics 115 (A5), 2010 | 52 | 2010 |