Research experience and interest:
Space plasma physics. Experimental and theoretical research on the solar modulation
galactic cosmic rays. Propagation of energetic solar protons and electrons in the solar corona and in the interplanetary medium. Experimental and theoretical study of energetic ions and electrons in the environment of comets, Mars, and near the bow shock of the Earth. Origin of medium energy (MeV) background of solar/galactic particles. Space weather models.
Involvement in space missions: Co-investigator: energetic particle detector TÜNDE (VEGA 1-2); low energy particle detector SLED (Phobos 1-2); energetic particle detector LION (SOHO); low energy particle spectrometer RAPID (CLUSTER); particle propagation simulation and energetic particle detector SEPT (STEREO/IMPACT); PICAM instrument (Bepi-Colombo), low-energy particle detector ROMAP (Rosetta)
Most important publications:
- Kecskeméty K. and T.E. Cravens: Accelerated cometary ions observed downstream of the comet Halley bow shock; J. Geophys. Res. 97, 2891-2906 (1992);
- Kecskeméty K. and T.E. Cravens: Pick-up ions at Pluto; Geophys. Res. Lett. 20, 534-546 (1993);
- Ledvina A., T.E. Cravens, A. Salman, and K. Kecskeméty: Ion trajectories in Saturn’s magnetosphere near Titan, Adv. Space. Res. 26 (10) 1691-1695 (2000)
- Valtonen, E., K. Kecskeméty, H. Kunow, P. Király, R. Müller-Mellin, and J. Torsti: Background reduction for quiet time particle fluxes aboard the Solar and Heliospheric Observatory, J. Geophys. Res. 106, 10705-10714 (2001)
- Logachev, Yu.I., K. Kecskeméty, M.A. Zeldovich: Energy spectra of low-flux protons in the inner heliosphere under quiet solar conditions, Solar Phys. 208, 141-166 (2002)
- Ledvina, S.A., T.E. Cravens, K. Kecskeméty: Ion distributions in Saturn's magneto-sphere near Titan, J. Geophys. Res. 110, CiteID A06211 (2005)
- Kecskeméty, K., G. Erdős, M. Tátrallyay, G. Facskó, I. Dandouras, P. Daly, K. Kudela: Distributions of suprathermal ions near Hot Flow Anomalies observed by RAPID aboard Cluster, Adv. Space Res. 38, 1587-1594 (2006)
- Klecker, B., H. Kunow, H.V. Cane, S. Dalla, B. Heber, K. Kecskeméty, K.-L. Klein, J. Kóta, H. Kucharek, D. Lario, M.A. Lee, M.A. Popecki, A. Posner, J. Rodriguez-Pacheco, T. Sanderson, G.M. Simnett, E.C. Roelof: Energetic particle observations, Space Sci. Rev. 123, 217-250 (2006)
- McKenna-Lawlor S.M.P., M. Dryer, C.D. Fry, Z.K. Smith, D.S. Intriligator, M.D. Kartalev, W.R. Courtney, C.S. Deehr, W. Sun, K. Kecskeméty, K. Kudela, J. Balaz, S. Barabash, Y. Futaana, M. Yamauchi and R. Lundin: Predicting interplanetary shock arrivals at Earth, Mars, and Venus: A real-time modeling experiment following the solar flares of 5–14 December 2006, J. Geophys. Res. 113, A06101, doi:10.1029/2007JA012577 (2008)
- Kecskeméty, K., E. I. Daibog, Y. I. Logachev, and J. Kóta (2009), The decay phase of solar energetic particle events, J. Geophys. Res., 114, A06102, doi: 10.1029/2008JA013730 (2009)