Rami Vainio profile picture
Rami
Vainio
Professor, Space Research Laboratory
Professor

Contact

+358 29 450 4294
+358 50 511 4972
Vesilinnantie 5
20500
Turku

Areas of expertise

Space physics
solar physics
astrophysics

Biography

I am a professor of space physics at the Department of Physics and Astronomy, University of Turku, Finland, and the head of Space Research Laboratory (SRL), which performs experimental, theoretical and computational research on high-energy phenomena in near-Earth space. SRL continuously collaborates with several research groups in Finland and abroad and most of our research projects are joint efforts with a large number of researchers working on the same topics. SRL develops instrumentation for detecting energetic charged particles and numerical simulation codes to understand the propagation of charged particles through electromagnetic fields in space.

Teaching

Interest areas: Space Physics, Plasma Physics, Astrophysics

Responsibilities: In charge of the Space Physics curriculum in the University of Turku.
Lecturing courses on Mathematical Methods in Physics II (BSc, 5 cp); Space Physics (BSc, 5 cp); Hydrodynamics and Hydromagnetics (MSc, 8 cp); Plasma Astrophysics (MSc, 8cp).

Research

Solar energetic particles (SEPs). The Sun produces very energetic particles during solar eruptions, i.e., solar flares and coronal mass ejections (CMEs). These outburst of energetic particles are called SEP events or solar particle events. Because they can penetrate thick layers of material, SEPs constitute a severe radiation risk to humans and electronics in space. Together with my research group and collaborators, I study the acceleration of SEPs close to the Sun and their transport in the interplanetary medium to near-Earth space and beyond, as well as the near-Earth radiation environment generated by SEPs.

Shock waves are transitions from supersonic to subsonic flow associated with compression (i.e., increase of density) and dissipation (i.e., conversion of ordered kinetic energy of the flow to random thermal energy). In ordinary gases, shocks have thicknesses of the order of the collisional mean free path of the molecular motion. In dilute space plasmas, binary collisions are too infrequent to account for the dissipation and re-distribution of energy. Instead, collective processes involving fluctuating electromagnetic fields take the role of collisions. Such shocks are termed collisionless shocks. In the absence of binary collisions, collisionless shocks generate energetic particle populations (such as SEPs) and together with my research group and collaborators, I focus on understanding this acceleration process in detail.

Publications

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Multi-spacecraft observations of the structure of the sheath of an interplanetary coronal mass ejection and related energetic ion enhancement (2021)

Astronomy and Astrophysics
Kilpua E. K. J., Good S. W., Dresing N., Vainio R., Davies E. E., Forsyth R. J., Gieseler J., Lavraud B., Asvestari E., Morosan D. E., Pomoell J., Price D. J., Heyner D., Horbury T. S., Angelini V., O'Brien H., Evans V., Rodriguez-Pacheco J., Gómez Herrero R., Ho G. C., Wimmer-Schweingruber R.
(Vertaisarvioitu alkuperäisartikkeli tai data-artikkeli tieteellisessä aikakauslehdessä (A1))

Aalto-1, multi-payload CubeSat: design, integration and launch (2021)

Acta Astronautica
Praks J., Mughal M. Rizwan, Vainio R., Janhunen P., Envall J., Oleynik P., Näsilä A., Leppinen H., Niemelä P., Slavinskis A., Gieseler J., Toivanen P., Tikka T., Peltola T., Bosser A., Schwarzkopf G., Jovanovic N., Riwanto B., Kestilä A., Punkkinen A., Punkkinen R., Hedman H.-P., Säntti T., Lill J.-O., Slotte J.M.K., Kettunen H., Virtanen A.
(Vertaisarvioitu alkuperäisartikkeli tai data-artikkeli tieteellisessä aikakauslehdessä (A1))

Particle Telescope PATE onboard FORESAIL-1 CubeSat (2021)

COSPAR Scientific Assembly
Gieseler Jan, Janhunen Pekka, Kilpua Emilia, Vainio Rami, Palmroth Minna, Oleynik Philipp, Hedman Hannu-Pekka, Punkkinen Arttu, Punkkinen Risto, Salomaa Lassi, Säntti Tero, Tuominen Jarno, Virtanen Pasi, Praks Jaan, Slavinskis Andris, Rameez Kakakhel Syed, Plosila Juha, Tammi Jani, Tenhunen Hannu, Westerlund Tomi
(Muu (O2))

EUropean Heliospheric FORecasting Information Asset 2.0 (2020)

Journal of Space Weather and Space Climate
Poedts Stefaan, Lani Andrea, Scolini Camilla, Verbeke Christine, Wijsen Nicolas, Lapenta Giovanni, Laperre Brecht, Millas Dimitrios, Innocenti Maria Elena, Chané Emmanuel, Baratashvili Tinatin, Samara Evangelia, Van der Linden Ronald, Rodriguez Luciano, Vanlommel Petra, Vainio Rami, Afanasiev Alexandr, Kilpua Emilia, Pomoell Jens, Sarkar Ranadeep, Aran Angels, Sanahuja Blai, Paredes Josep M., Clarke Ellen, Thomson Alan, Rouilard Alexis, Pinto Rui F., Marchaudon Aurélie, Blelly Pierre-Louis, Gorce Blandine, Plotnikov Illya, Kouloumvakos Athanasis, Heber Bernd, Herbst Konstantin, Kochanov Andrey, Raeder Joachim, Depauw Jan
(Vertaisarvioitu alkuperäisartikkeli tai data-artikkeli tieteellisessä aikakauslehdessä (A1))

Properties of Neon, Magnesium, and Silicon Primary Cosmic Rays Results from the Alpha Magnetic Spectrometer (2020)

Physical Review Letters
Aguilar M, Cavasonza LA, Ambrosi G, Arruda L, Attig N, Barao F, Barrin L, Bartoloni A, Basegmez-du Pree S, Battiston R, Becker U, Behlmann M, Beischer B, Berdugo J, Bertucci B, Bindi V, de Boer W, Bollweg K, Borgia B, Boschini MJ, Bourquin M, Bueno EF, Burger J, Burger WJ, Burmeister S, Cai XD, Capell M, Casaus J, Castellini G, Cervelli F, Chang YH, Chen GM, Chen HS, Chen Y, Cheng L, Chou HY, Chouridou S, Choutko V, Chung CH, Clark C, Coignet G, Consolandi C, Contin A, Corti C, Cui Z, Dadzie K, Dai YM, Delgado C, Della Torre S, Demirkoz MB, Derome L, Di Falco S, Di Felice V, Diaz C, Dimiccoli F, von Doetinchem P, Dong F, Donnini F, Duranti M, Egorov A, Eline A, Feng J, Fiandrini E, Fisher P, Formato V, Freeman C, Galaktionov Y, Gamez C, Garcia-Lopez RJ, Gargiulo C, Gast H, Gebauer I, Gervasi M, Giovacchini F, Gomez-Coral DM, Gong J, Goy C, Grabski V, Grandi D, Graziani M, Guo KH, Haino S, Han KC, Hashmani RK, He ZH, Heber B, Hsieh TH, Hu JY, Huang ZC, Incagli M, Jang WY, Jia Y, Jinchi H, Kanishev K, Khiali B, Kim GN, Kirn T, Konyushikhin M, Kounina O, Kounine A, Koutsenko V, Kuhlman A, Kulemzin A, La Vacca G, Laudi E, Laurenti G, Lazzizzera I, Lebedev A, Lee HT, Lee SC, Li JQ, Li M, Li Q, Li S, Li TX, Li ZH, Light C, Lin CH, Lippert T, Liu Z, Lu SQ, Lu YS, Luebelsmeyer K, Luo JZ, Lyu SS, Machate F, Mana C, Marin J, Marquardt J, Martin T, Martinez G, Masi N, Maurin D, Menchaca-Rocha A, Meng Q, Mo DC, Molero M, Mott P, Mussolin L, Ni JQ, Nikonov N, Nozzoli F, Oliva A, Orcinha M, Palermo M, Palmonari F, Paniccia M, Pashnin A, Pauluzzi M, Pensotti S, Phan HD, Piandani R, Plyaskin V, Poluianov S, Qi XM, Qin X, Qu ZY, Quadrani L, Rancoita PG, Rapin D, Conde AR, Rosier-Lees S, Rozhkov A, Rozza D, Sagdeev R, Schael S, Schmidt SM, von Dratzig AS, Schwering G, Seo ES, Shan BS, Shi JY, Siedenburg T, Solano C, Sonnabend R, Song JW, Sun Q, Sun ZT, Tacconi M, Tang XW, Tang ZC, Tian J, Ting SCC, Ting SM, Tomassetti N, Torsti J, Tuysuz C, Urban T, Usoskin I, Vagelli V, Vainio R, Valente E, Valtonen E, Acosta MV, Vecchi M, Velasco M, Vialle JP, Wallmann C, Wang LQ, Wang NH, Wang QL, Wang S, Wang X, Wang ZX, Wei J, Weng ZL, Wu H, Xiong RQ, Xu W, Yan Q, Yang Y, Yi H, Yu YJ, Yu ZQ, Zannoni M, Zhang C, Zhang F, Zhang FZ, Zhang JH, Zhang Z, Zhao F, Zheng ZM, Zhuang HL, Zhukov V, Zichichi A, Zimmermann N, Zuccon P
(Vertaisarvioitu alkuperäisartikkeli tai data-artikkeli tieteellisessä aikakauslehdessä (A1))

Prediction of Solar Proton Event Fluence spectra from their Peak flux spectra (2020)

Journal of Space Weather and Space Climate
Aminalragia-Giamini S, Jiggens P, Anastasiadis A, Sandberg I, Aran A, Vainio R, Papadimitriou C, Papaioannou A, Tsigkanos A, Paouris E, Vasalos G, Paassilta M, Dierckxsens M
(Vertaisarvioitu alkuperäisartikkeli tai data-artikkeli tieteellisessä aikakauslehdessä (A1))

Particle telescope aboard FORESAIL-1: Simulated performance (2020)

Advances in Space Research
Oleynik Philipp, Vainio Rami, Hedman Hannu-Pekka, Punkkinen Arttu, Punkkinen Risto, Salomaa Lassi, Säntti Tero, Tuominen Jarno, Virtanen Pasi, Bosser Alexandre, Janhunen Pekka, Kilpua Emilia, Palmroth Minna, Praks Jaan, Slavinskis Andris, Kakakhel Syed RU, Peltonen Juhani, Plosila Juha, Tammi Jani, Tenhunen Hannu, Westerlund Tomi
(Vertaisarvioitu alkuperäisartikkeli tai data-artikkeli tieteellisessä aikakauslehdessä (A1))

Coulomb drag propulsion experiments of ESTCube-2 and FORESAIL-1 (2020)

Acta Astronautica
Iakubivskyi Iaroslav, Janhunen Pekka, Praks Jaan, Allik Viljo, Bussov Kadri, Clayhills Bruce, Dalbins Janis, Eenmäe Tõnis, Ehrpais Hendrik, Envall Jouni, Haslam Sean, Ilbis Erik, Jovanovic Nemanja, Kilpua Emilia, Kivastik Joosep, Laks Jürgen, Laufer Philipp, Merisalu Maido, Meskanen Matias, Märk Robert, Nath Ankit, Niemelä Petri, Noorma Mart, Mughal Muhammad Rizwan, Nyman Samuli, Pajusalu Mihkel, Palmroth Minna, Paul Aditya Savio, Peltola Tatu, Plans Mathias, Polkko Jouni, Islam Quazi Saimoon, Reinart Anu, Riwanto Bagus, Sammelselg Väino, Sate Janis, Sünter Indrek, Tajmar Martin, Tanskanen Eija, Teras Hans, Toivanen Petri, Vainio Rami, Väänänen Mika, Slavinskis Andris
(Vertaisarvioitu alkuperäisartikkeli tai data-artikkeli tieteellisessä aikakauslehdessä (A1))

The Energetic Particle Detector: Energetic particle instrument suite for the Solar Orbiter mission (2020)

Astronomy and Astrophysics
Rodriguez-Pacheco J, Wimmer-Schweingruber RF, Mason GM, Ho GC, Sanchez-Prieto S, Prieto M, Martin C, Seifert H, Andrews GB, Kulkarni SR, Panitzsch L, Boden S, Bottcher SI, Cernuda I, Elftmann R, Lara FE, Gomez-Herrero R, Terasa C, Almena J, Begley S, Bohm E, Blanco JJ, Boogaerts W, Carrasco A, Castillo R, Farina AD, Gonzalez VDM, Drews C, Dupont AR, Eldrum S, Gordillo C, Gutierrez O, Haggerty DK, Hayes JR, Heber B, Hill ME, Jungling M, Kerem S, Knierim V, Kohler J, Kolbe S, Kulemzin A, Lario D, Lees WJ, Liang S, Hellin AM, Meziat D, Montalvo A, Nelson KS, Parra P, Paspirgilis R, Ravanbakhsh A, Richards M, Rodriguez-Polo O, Russu A, Sanchez I, Schlemm CE, Schuster B, Seimetz L, Steinhagen J, Tammen J, Tyagi K, Varela T, Yedla M, Yu J, Agueda N, Aran A, Horbury TS, Klecker B, Klein KL, Kontar E, Krucker S, Maksimovic M, Malandraki O, Owen CJ, Pacheco D, Sanahuja B, Vainio R, Connell JJ, Dalla S, Droge W, Gevin O, Gopalswamy N, Kartavykh YY, Kudela K, Limousin O, Makela P, Mann G, Onel H, Posner A, Ryan JM, Soucek J, Hofmeister S, Vilmer N, Walsh AP, Wang L, Wiedenbeck ME, Wirth K, Zong Q, Wirth K, Zong Q
(Vertaisarvioitu alkuperäisartikkeli tai data-artikkeli tieteellisessä aikakauslehdessä (A1))