Christian Palmroos

- Research Assistant,
- Project Researcher,
Space Research Laboratory (Department of Physics and Astronomy)
- Trainee,
- Doctoral Researcher,
Department of Physics and Astronomy (Faculty of Science)

chospa@utu.fi

A new method for determining the onset times of solar energetic particles and their uncertainties: Poisson-CUSUM bootstrap hybrid method (2025)
- Astronomy and Astrophysics
Palmroos, C.; Dresing, N.; Gieseler, J.; Gutiérrez, C. P.; Vainio, R.
BepiColombo cruise science: overview of the mission contribution to heliophysics (2025)
- Earth, Planets and Space
Sánchez-Cano, Beatriz; Hadid, Lina Z.; Aizawa, Sae; Murakami, Go; Bamba, Yumi; Chiba, Shota; Hara, Takuya; Heyner, Daniel; Ho, George; Iwai, Kazumasa; Kilpua, Emilia; Kinoshita, Gaku; Lavraud, Benoit; Miyoshi, Yoshizumi; Pinto, Marco; Schmid, Daniel; Shiota, Daikou; Vainio, Rami; Andre, Nicolas; Aronica, Alessandro; Asmar, Sami; Auster, Hans-Ulrich; Barabash, Stas; Barthe, Alain; Baumjohann, Wolfgang; Benkhoff, Johannes; Bentley, Mark; Bunce, Emma; Cappuccio, Paolo; Delcourt, Dominique; Di, Stefano Ivan; Doria, Irene; Dresing, Nina; Fedorov, Andrei; Fischer, David; Fiethe, Bjorn; Fränz, Markus; Gieseler, Jan; Giner, Franz; Giono, Gabriel; Harada, Yuki; Hussmann, Hauke; Iess, Luciano; Imamura, Takeshi; Jeszenszky, Harald; Jones, Geraint; Katra, Bruno; Kazakov, Adrian; Kozyrev, Alexander; Laky, Gunter; Lefevre, Carlo; Lichtenegger, Herbert; Lindsay, Simon; Lucente, Marco; Magnafico, Carmelo; Magnes, Werner; Martindale, Adrian; Matsuoka, Ayako; Milillo, Anna; Mitrofanov, Igor; Nishiyama, Gaku; Oleynik, Philipp; Orsini, Stefano; Paik, Meegyeong; Palmroos, Christian; Plainaki, Christina; Penou, Emanuel; Persson, Moa; Quarati, Francesco; Quémerais, Eric; Richter, Ingo; Robidel, Rozenn; Rojo, Mathias; Saito, Yoshifumi; Santoli, Francesco; Stark, Alexander; Stumpo, Mirko; Tian, Rong; Varsani, Ali; Verdeil, Christopher; Williamson, Hayley; Witasse, Olivier; Yokota, Shoichiro
Determining the acceleration regions of in situ electrons using remote radio and X-ray observations (2025)
- Astronomy and Astrophysics
Morosan, D. E.; Dresing, N.; Palmroos, C.; Gieseler, J.; Jebaraj, I. C.; Warmuth, A.; Fedeli, A.; Normo, S.; Pomoell, J.; Kilpua, E. K. J.; Zucca, P.; Dabrowski, B.; Krankowski, A.; Mann, G.; Vocks, C.; Vainio, R.
Electron and proton peak intensities as observed by a five-spacecraft fleet in solar cycle 25 (2025)
- Astronomy and Astrophysics
Farwa, G. U.; Dresing, N.; Gieseler, J.; Vuorinen, L.; Richardson, I. G.; Palmroos, C.; Valkila, S.; Heber, B.; Jensen, S.; Kuehl, P.; Rodriguez-Garcia, L.; Vainio, R.
Solar energetic particles injected inside and outside a magnetic cloud (2025)
- Astronomy and Astrophysics
Rodríguez-García, L.; Gómez-Herrero, R.; Dresing, N.; Balmaceda, L. A.; Palmerio, E.; Kouloumvakos, A.; Jebaraj, I. C.; Espinosa Lara, F.; Roco, M.; Palmroos, C.; Warmuth, A.; Nicolaou, G.; Mason, G. M.; Guo, J.; Laitinen, T.; Cernuda, I.; Nieves-Chinchilla, T.; Fedeli, A.; Lee, C. O.; Cohen, C. M. S.; Owen, C. J.; Ho, G. C.; Malandraki, O.; Vainio, R.; Rodríguez-Pacheco, J.
The High-Energy Protons of the Ground Level Enhancement (GLE74) Event on 11 May 2024 (2025)
- Solar Physics
Papaioannou, Athanasios; Mishev, Alexander; Usoskin, Ilya; Heber, Bernd; Vainio, Rami; Larsen, Nicholas; Jarry, Manon; Rouillard, Alexis; Talebpour Sheshvan, Nasrin; Laurenza, Monica; Dumbovi, Mateja; Vasalos, Georgios; Gieseler, Jan; Koldobskiy, Sergey; Raukunen, Osku; Palmroos, Christian; Hörlöck, Malte; Köberle, Marlon; Wimmer-Schweingruber, Robert; Anastasiadis, Anastasios; Kühl, Patrick; Lavasa, Eleni
The reason for the widespread energetic storm particle event of 13 March 2023 (2025)
- Astronomy and Astrophysics
Dresing, N.; Jebaraj, I. C.; Wijsen, N.; Palmerio, E.; Rodriguez-Garcia, L.; Palmroos, C.; Gieseler, J.; Jarry, M.; Asvestari, E.; Mitchell, J. G.; Cohen, C. M. S.; Lee, C. O.; Wei, W.; Ramstad, R.; Riihonen, E.; Oleynik, P.; Kouloumvakos, A.; Warmuth, A.; Sanchez-Cano, B.; Ehresmann, B.; Dunn, P.; Dudnik, O.; Mac Cormack, C.
Connecting remote and in situ observations of shock-accelerated electrons associated with a coronal mass ejection (2024)
- Astronomy and Astrophysics
Morosan D, Pomoell J, Palmroos C, Dresing N, Asvestari E, Vainio R, Kilpua E, Gieseler J, Kumari A, Jebaraj I
The evolution of coronal shock wave properties and their relation with solar energetic particles (2024)
- Astronomy and Astrophysics
Jarry, Manon; Dresing, Nina; Rouillard, Alexis P.; Plotnikov, Illya; Vainio, Rami; Palmroos, Christian; Kouloumvakos, Athanasios; Vuorinen, Laura
The solar cycle 25 multi-spacecraft solar energetic particle event catalog of the SERPENTINE project (2024)
- Astronomy and Astrophysics
Dresing, N.; Yli-Laurila, A.; Valkila, S.; Gieseler, J.; Morosan, D. E.; Farwa, G. U.; Kartavykh, Y.; Palmroos, C.; Jebaraj, I.; Jensen, S.; Kühl, P.; Heber, B.; Espinosa, F.; Gómez-Herrero, R.; Kilpua, E.; Linho, V.-V.; Oleynik, P.; Hayes, L. A.; Warmuth, A.; Schuller, F.; Collier, H.; Xiao, H.; Asvestari, E.; Trotta, D.; Mitchell, J. G.; Cohen, C. M. S.; Labrador, A. W.; Hill, M. E.; Vainio, R.
Global Energetics of Solar Powerful Events on 2017 September 6 (2023)
- Research in Astronomy and Astrophysics
Li D, Warmuth A, Wang JC, Zhao HS, Lu L, Zhang QM, Dresing N, Vainio R, Palmroos C, Paassilta M, Fedeli A, Dominique M
Multiple injections of energetic electrons associated with the flare and CME event on 9 October 2021 (2023)
- Astronomy and Astrophysics
Jebaraj IC, Kouloumvakos A, Dresing N, Warmuth A, Wijsen N, Palmroos C, Gieseler J, Marmyleva A, Vainio R, Krupar V, Wiegelmann T, Magdalenic J, Schuller F, Battaglia AF, Fedeli A
Relativistic electron beams accelerated by an interplanetary shock (2023)
- Astronomy and Astrophysics
Jebaraj I. C., Dresing N., Krasnoselskikh V., Agapitov O. V., Gieseler J., Trotta D., Wijsen N., Larosa A., Kouloumvakos A., Palmroos C., Dimmock A., Kolhoff A., Kuehl P., Fleth S., Fedeli A., Valkila S., Lario D., Khotyaintsev Yu. V., Vainio R.
Solar-MACH: An open-source tool to analyze solar magnetic connection configurations (2023)
- Frontiers in Astronomy and Space Sciences
Gieseler Jan, Dresing Nina, Palmroos Christian, von Forstner Johan L Freiherr, Price Daniel J, Vainio Rami, Kouloumvakos Athanasios, Rodriguez-Garcia Laura, Trotta Domenico, Genot Vincent, Masson Arnaud, Roth Markus, Veronig Astrid
The 17 April 2021 widespread solar energetic particle event (2023)
- Astronomy and Astrophysics
Dresing N, Rodriguez-Garcia L, Jebaraj IC, Warmuth A, Wallace S, Balmaceda L, Podladchikova T, Strauss RD, Kouloumvakos A, Palmroos C, Krupar V, Gieseler J, Xu Z, Mitchell JG, Cohen CMS, de Nolfo GA, Palmerio E, Carcaboso F, Kilpua EKJ, Trotta D, Auster U, Asvestari E, da Silva D, Droge W, Getachew T, Gomez-Herrero R, Grande M, Heyner D, Holmstrom M, Huovelin J, Kartavykh Y, Laurenza M, Lee CO, Mason G, Maksimovic M, Mieth J, Murakami G, Oleynik P, Pinto M, Pulupa M, Richter I, Rodriguez-Pacheco J, Sanchez-Cano B, Schuller F, Ueno H, Vainio R, Vecchio A, Veronig AM, Wijsen N
Solar energetic particle time series analysis with Python (2022)
- Frontiers in Astronomy and Space Sciences
Palmroos Christian, Gieseler Jan, Dresing Nina, Morosan Diana E., Asvestari Eleanna, Yli-Laurila Aleksi, Price Daniel J., Valkila Saku, Vainio Rami
The relativistic solar particle event on 28 October 2021: Evidence of particle acceleration within and escape from the solar corona (2022)
- Astronomy and Astrophysics
Klein Karl-Ludwig, Musset Sophie, Vilmer Nicole, Briand Carine, Krucker Sam, Battaglia Andrea Francesco, Dresing Nina, Palmroos Christian, Gary Dale E.