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Abiyot Workayehu
Abiyot Workayehu
Alte numeA. Bires, A workayehu
Adresă de e-mail confirmată pe oulu.fi
Titlu
Citat de
Citat de
Anul
Seasonal effect on hemispheric asymmetry in ionospheric horizontal and field‐aligned currents
AB Workayehu, H Vanhamäki, AT Aikio
Journal of Geophysical Research: Space Physics 125 (10), e2020JA028051, 2020
182020
Field‐aligned and horizontal currents in the northern and southern hemispheres from the swarm satellite
AB Workayehu, H Vanhamäki, AT Aikio
Journal of Geophysical Research: Space Physics 124 (8), 7231-7246, 2019
182019
Storm-time characteristics of the equatorial ionization anomaly in the East African sector
T Kassa, B Damtie, A Bires, E Yizengaw, P Cilliers
Advances in Space Research 56 (1), 57-70, 2015
112015
Effect of interplanetary magnetic field on hemispheric asymmetry in ionospheric horizontal and field‐aligned currents during different seasons
AB Workayehu, H Vanhamäki, AT Aikio, SG Shepherd
Journal of Geophysical Research: Space Physics 126 (10), e2021JA029475, 2021
102021
Swarm satellite and EISCAT radar observations of a plasma flow channel in the auroral oval near magnetic midnight
AT Aikio, H Vanhamäki, AB Workayehu, II Virtanen, K Kauristie, L Juusola, ...
Journal of Geophysical Research: Space Physics 123 (6), 5140-5158, 2018
92018
Modeling total solar irradiance from PMOD composite using feed-forward neural networks
A Tebabal, B Damtie, M Nigussie, A Bires, E Yizengaw
Journal of Atmospheric and Solar-Terrestrial Physics 135, 64-71, 2015
92015
Spatio-temporal characteristics of the Equatorial Ionization Anomaly (EIA) in the East African region via ionospheric tomography during the year 2012
T Kassa, B Damtie, A Bires, E Yizengaw, P Cilliers
Advances in Space Research 55 (1), 184-198, 2015
82015
Field‐aligned and ionospheric currents by AMPERE and SuperMAG during HSS/SIR‐driven storms
MN Pedersen, H Vanhamäki, AT Aikio, S Käki, AB Workayehu, CL Waters, ...
Journal of Geophysical Research: Space Physics 126 (11), e2021JA029437, 2021
72021
An ephemeral red arc appeared at 68 MLat at a pseudo breakup during geomagnetically quiet conditions
S Oyama, A Shinbori, Y Ogawa, M Kellinsalmi, T Raita, A Aikio, ...
Journal of Geophysical Research: Space Physics 125 (10), e2020JA028468, 2020
72020
Mapping the East African ionosphere using ground-based GPS TEC measurements
CK Mengist, YH Kim, BD Yeshita, AB Workayehu
Journal of Astronomy and Space Sciences 33 (1), 29-36, 2015
62015
Spherical elementary current systems applied to Swarm data
H Vanhamäki, L Juusola, K Kauristie, A Workayehu, S Käki
Ionospheric multi-spacecraft analysis tools: Approaches for deriving …, 2020
52020
Effect of ICME‐driven storms on field‐aligned and ionospheric currents from AMPERE and SuperMAG
MN Pedersen, H Vanhamäki, AT Aikio, CL Waters, JW Gjerloev, S Käki, ...
Journal of Geophysical Research: Space Physics 127 (8), e2022JA030423, 2022
42022
Study of TEC fluctuation via stochastic models and Bayesian inversion
A Bires, L Roininen, B Damtie, M Nigussie, H Vanhamäki
Radio Science 51 (11), 1772-1782, 2016
32016
Finding reconnection lines and flux rope axes via local coordinates in global ion-kinetic magnetospheric simulations
M Alho, G Cozzani, I Zaitsev, FT Kebede, U Ganse, M Battarbee, ...
EGUsphere 2023, 1-24, 2023
12023
Magnetosheath dynamic pressure enhancements associated with a solar wind rotational discontinuity: Results from a hybrid-Vlasov simulation
J Suni, M Palmroth, L Turc, M Battarbee, Y Pfau-Kempf, M Dubart, ...
EGU24, 2024
2024
Dayside Pc2 Waves Associated With Flux Transfer Events in a 3D Hybrid‐Vlasov Simulation
F Tesema, M Palmroth, L Turc, H Zhou, G Cozzani, M Alho, Y Pfau‐Kempf, ...
Geophysical Research Letters 51 (3), e2023GL106756, 2024
2024
Ion-mediated tearing and kink instabilities in the global hybrid-Vlasov simulation of the Earth’s magnetotail.
I Zaitsev, G Cozzani, M Alho, K Horaites, Y Pfau-Kempf, U Ganse, ...
AGU23, 2023
2023
Magnetosheath dynamic pressure enhancements downstream of a solar wind discontinuity: Results from a hybrid-Vlasov simulation
J Suni, M Palmroth, L Turc, M Batttarbee, Y Pfau-Kempf, M Alho, ...
AGU23, 2023
2023
Estimating 2D Neutral Wind Patterns Using Line-of-Sight Data from Multiple Scanning Doppler Imagers
H Vanhamaki, S Oyama, M Conde, A Aikio, I Virtanen, L Cai, ...
Authorea Preprints, 2022
2022
Comparison of field-aligned and ionospheric equivalent currents in HSS/SIR and ICME-driven geomagnetic storms
M Pedersen, H Vanhamäki, A Aikio, S Käki, A Workayehu, C Waters, ...
44th COSPAR Scientific Assembly. Held 16-24 July 44, 744, 2022
2022
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