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Anders Ohma
Anders Ohma
Birkeland Centre for Space Science, University of Bergen
Verified email at uib.no
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Cited by
Cited by
Year
How the IMF By Induces a Local By Component During Northward IMF Bz and Characteristic Timescales
P Tenfjord, N Østgaard, S Haaland, K Snekvik, KM Laundal, JP Reistad, ...
Journal of Geophysical Research: Space Physics 123 (5), 3333-3348, 2018
332018
North‐south asymmetries in cold plasma density in the magnetotail lobes: Cluster observations
S Haaland, B Lybekk, L Maes, K Laundal, A Pedersen, P Tenfjord, ...
Journal of Geophysical Research: Space Physics 122 (1), 136-149, 2017
312017
The asymmetric geospace as displayed during the geomagnetic storm on 17 August 2001
N Østgaard, JP Reistad, P Tenfjord, KM Laundal, T Rexer, SE Haaland, ...
Annales Geophysicae 36 (6), 1577-1596, 2018
272018
An Explicit IMF B Dependence on Solar Wind‐Magnetosphere Coupling
JP Reistad, KM Laundal, A Ohma, T Moretto, SE Milan
Geophysical Research Letters 47 (1), e2019GL086062, 2020
262020
Evolution of asymmetrically displaced footpoints during substorms
A Ohma, N Østgaard, JP Reistad, P Tenfjord, KM Laundal, K Snekvik, ...
Journal of Geophysical Research: Space Physics 123 (12), 10,030-10,063, 2018
252018
Observations of asymmetries in ionospheric return flow during different levels of geomagnetic activity
JP Reistad, N Østgaard, KM Laundal, A Ohma, K Snekvik, P Tenfjord, ...
Journal of Geophysical Research: Space Physics 123 (6), 4638-4651, 2018
232018
Modulation of Magnetospheric Substorm Frequency: Dipole Tilt and IMF By Effects
A Ohma, JP Reistad, SM Hatch
Journal of Geophysical Research: Space Physics 126 (3), e2020JA028856, 2021
182021
Separation and quantification of ionospheric convection sources: 2. The dipole tilt angle influence on reverse convection cells during northward IMF
JP Reistad, KM Laundal, N Østgaard, A Ohma, EG Thomas, S Haaland, ...
Journal of Geophysical Research: Space Physics 124 (7), 6182-6194, 2019
132019
Interplanetary Magnetic Field Bx Component Influence on Horizontal and Field‐Aligned Currents in the Ionosphere
KM Laundal, JP Reistad, CC Finlay, N Østgaard, P Tenfjord, K Snekvik, ...
Journal of Geophysical Research: Space Physics 123 (5), 3360-3379, 2018
132018
Quantifying the Lobe Reconnection Rate During Dominant IMF By Periods and Different Dipole Tilt Orientations
JP Reistad, KM Laundal, N Østgaard, A Ohma, AG Burrell, SM Hatch, ...
Journal of Geophysical Research: Space Physics 126 (11), e2021JA029742, 2021
122021
Observations of asymmetric lobe convection for weak and strong tail activity
A Ohma, N Østgaard, JP Reistad, P Tenfjord, KM Laundal, ...
Journal of Geophysical Research: Space Physics 124 (12), 9999-10017, 2019
122019
Seasonal and Hemispheric Asymmetries of F Region Polar Cap Plasma Density: Swarm and CHAMP Observations
SM Hatch, S Haaland, KM Laundal, T Moretto, AW Yau, L Bjoland, ...
Journal of Geophysical Research: Space Physics 125 (11), e2020JA028084, 2020
112020
Separation and quantification of ionospheric convection sources: 1. A new technique
JP Reistad, KM Laundal, N Østgaard, A Ohma, S Haaland, K Oksavik, ...
Journal of Geophysical Research: Space Physics 124 (7), 6343-6357, 2019
102019
Transient high latitude geomagnetic response to rapid increases in solar wind dynamic pressure
M Madelaire, KM Laundal, JP Reistad, SM Hatch, A Ohma
Frontiers in Astronomy and Space Sciences 9, 953954, 2022
92022
Local mapping of polar ionospheric electrodynamics
KM Laundal, JP Reistad, SM Hatch, M Madelaire, S Walker, AØ Hovland, ...
Journal of Geophysical Research: Space Physics 127 (5), e2022JA030356, 2022
92022
Time-scale dependence of solar wind-based regression models of ionospheric electrodynamics
KM Laundal, JP Reistad, SM Hatch, T Moretto, A Ohma, N Østgaard, ...
Scientific reports 10 (1), 16406, 2020
72020
Geomagnetic response to rapid increases in solar wind dynamic pressure: Event detection and large scale response
M Madelaire, KM Laundal, JP Reistad, SM Hatch, A Ohma, S Haaland
Frontiers in Astronomy and Space Sciences 9, 904620, 2022
62022
Background removal from global auroral images: Data driven dayglow modelling
A Ohma, M Madelaire, KM Laundal, JP Reistad, SM Hatch, S Gasparini, ...
52023
The Lompe code: A python toolbox for ionospheric data analysis
AØ Hovland, KM Laundal, JP Reistad, SM Hatch, SJ Walker, M Madelaire, ...
Frontiers in Astronomy and Space Sciences 9, 1025823, 2022
52022
Evolution of IMF By Induced Asymmetries: The Role of Tail Reconnection
A Ohma, N Østgaard, KM Laundal, JP Reistad, SM Hatch, P Tenfjord
Journal of Geophysical Research: Space Physics 126 (7), e2021JA029577, 2021
52021
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