Search Results

19th International EISCAT Symposium and 46th Annual European Meeting on Atmospheric Studies by Optical Methods:abstracts

by Aikio, A. (Anita), Vanhamäki, H. (Heikki)
Published 2020

Large regional variability in geomagnetic storm effects in the auroral zone

by Kärhä, O. (Otto), Tanskanen, E. I. (Eija I.), Vanhamäki, H. (Heikki)
Published 2023

Fabry‐perot interferometer observations of thermospheric horizontal winds during magnetospheric substorms

by Cai, L. (L.), Oyama, S. (S.), Aikio, A. (A.), Vanhamäki, H. (H.), Virtanen, I. (I.)
Published 2019

Effect of Polar Cap Patches on the High-Latitude Upper Thermospheric Winds

by Cai, L., Aikio, A., Oyama, S., Ivchenko, N., Vanhamaki, H., Virtanen, I., Buchert, Stephan, Mekuriaw, M. L., Zhang, Y.
Published in Journal of Geophysical Research: Space Physics (2024)

Towards understanding the electrodynamics of the 3-dimensional high-latitude ionosphere: present and future

by Amm, O., Aruliah, A., Buchert, S. C., Fujii, R., Gjerloev, J. W., Ieda, A., Matsuo, T., Stolle, C., Vanhamäki, H., Yoshikawa, A.
Published in Annales Geophysicae (2018)

Towards understanding the electrodynamics of the 3-dimensional high-latitude ionosphere: present and future

by Amm, O., Aruliah, A., Buchert, S. C., Fujii, R., Gjerloev, J. W., Ieda, A., Matsuo, T., Stolle, C., Vanhamäki, H., Yoshikawa, A.
Published in Annales Geophysicae (2008)

EISCAT Observations of Depleted High‐Latitude F ‐Region During an HSS/SIR‐Driven Magnetic Storm

by Ellahouny, N., Aikio, A., Vanhamäki, H., Virtanen, I., Cai, L., Marchaudon, Aurélie, Blelly, P.‐l., Coster, A., Norberg, J., Maute, A., Oyama, S.‐i.
Published in Journal of Geophysical Research: Space Physics (2024)

EISCAT Observations of Depleted High‐Latitude F ‐Region During an HSS/SIR‐Driven Magnetic Storm

by Ellahouny, N., Aikio, A., Vanhamäki, H., Virtanen, I., Cai, L., Marchaudon, Aurélie, Blelly, P.‐l., Coster, A., Norberg, J., Maute, A., Oyama, S.‐i.
Published in Journal of Geophysical Research: Space Physics (2024)

EISCAT Observations of Depleted High‐Latitude F ‐Region During an HSS/SIR‐Driven Magnetic Storm

by Ellahouny, N., Aikio, A., Vanhamäki, H., Virtanen, I., Cai, L., Marchaudon, Aurélie, Blelly, P.‐l., Coster, A., Norberg, J., Maute, A., Oyama, S.‐i.
Published in Journal of Geophysical Research: Space Physics (2024)

GeospaceLAB:Python package for managing and visualizing data in space physics

by Cai, L. (Lei), Aikio, A. (Anita), Kullen, A. (Anita), Deng, Y. (Yue), Zhang, Y. (Yongliang), Zhang, S.-R. (Shun-Rong), Virtanen, I. (Ilkka), Vanhamäki, H. (Heikki)
Published 2022

Swarm satellite and EISCAT radar observations of a plasma flow channel in the auroral oval near magnetic midnight

by Aikio, A. T. (A. T.), Vanhamäki, H. (H.), Workayehu, A. B. (A. B.), Virtanen, I. I. (I. I.), Kauristie, K. (K.), Juusola, L. (L.), Buchert, S. (S.), Knudsen, D. (D.)
Published 2018

IMF dependence of midnight bifurcation in the thermospheric wind at an auroral latitude based on nine winter measurements in Tromsø, Norway

by Oyama, S. (S.), Hosokawa, K. (K.), Vanhamäki, H. (H.), Aikio, A. (A.), Sakanoi, T. (T.), Cai, L. (L.), Virtanen, I. I. (I. I.), Shiokawa, K. (K.), Nishitani, N. (N.), Shinbori, A. (A.), Ogawa, Y. (Y.)
Published 2023

Geomagnetic activity dependence and dawn-dusk asymmetry of thermospheric winds from 9-year measurements with a Fabry–Perot interferometer in Tromsø, Norway

by Oyama, S.-i. (Shin-ichiro), Aikio, A. (Anita), Sakanoi, T. (Takeshi), Hosokawa, K. (Keisuke), Vanhamäki, H. (Heikki), Cai, L. (Lei), Virtanen, I. (Ilkka), Pedersen, M. (Marcus), Shiokawa, K. (Kazuo), Shinbori, A. (Atsuki), Nishitani, N. (Nozomu), Ogawa, Y. (Yasunobu)
Published 2023

Radar—CubeSat transionospheric HF propagation observations:Suomi 100 satellite and EISCAT HF facility

by Kallio, E. (Esa), Kero, A. (Antti), Harri, A.-M. (Ari-Matti), Kestilä, A. (Antti), Aikio, A. (Anita), Fontell, M. (Mathias), Jarvinen, R. (Riku), Kauristie, K. (Kirsti), Knuuttila, O. (Olli), Koskimaa, P. (Petri), Loyala, J. (Jauaries), Lukkari, J.-M. (Juha-Matti), Modabberian, A. (Amin), Niittyniemi, J. (Joonas), Rynö, J. (Jouni), Vanhamäki, H. (Heikki), Varberg, E. (Erik)
Published 2022