IAASARS | National Observatory of Athens

Publications                                             

Refereed Journals

1.   H. Mavromichalaki, A. Papaioannou, A. Petrides, B. Assimakopoulos,  C. Sarlanis and G. Souvatzoglou: ‘Cosmic-ray events related to solar activity recorded at the Athens neutron monitor station for the period 2000-2003’ International Journal of Modern Physics A (IJMPA), Vol. 20, No 29, 6714, 2005 | available here

2.  H. Mavromichalaki, G. Souvatzoglou, C. Sarlanis, G. Mariatos, M. Gerontidou, A. Papaioannou, C. Plainaki, S. Tatsis, A. Belov, E. Eroshenko, V. Yanke: ‘The new Athens center on data processing from the neutron monitor   network in real time Annales Geophysicae, 23, 1-8, 2005 | available here

3.  H. Mavromichalaki, M. Gerontidou, G. Mariatos, C. Plainaki, A. Papaioannou, C. Sarlanis, G. Souvatzoglou, A. Belov, E. Eroshenko,  V. Yanke and S. Tsitomeneas: ‘Space weather forecasting at the new Athens center: The recent extreme events of January 2005’, IEEE Transactions of Nuclear Science, Vol. 52, No 6,pp. 2307-2312, 2005 | available here

4.  H. Μavromichalaki, Α. Papaioannou, G. Mariatos, Μ. Papailiou,Α. Belov, E. Eroshenko, V. Yanke, E. Stassinopoulos: ‘Cosmic ray radiation effects on space environment associated to intense solar and geomagnetic activity’, ΙΕΕΕ Transactions on Nuclear Physics, 54, 1089, 2007 | available here

5.  A. Papaioannou, A. Belov, H. Mavromichalaki, E. Eroshenko, V. Oleneva: ‘The rare exclusion of the July 2005 cosmic ray variations resulted from western and behind the limb solar activity’, Adv. Space Res., 43, 582-588, 2009 | available here

6.  C. Caroubalos, P. Preka-Papadema, H. Mavromichalaki, X. Moussas, A. Papaioannou, E. Mitsakou, A. Hilaris: ‘Space storm measurements of the July 2005 solar extreme events from the Low Corona to the Earth’, Adv. Space Res. , 43, 600-604, 2009 | available here

7.  A. Papaioannou, H. Mavromichalaki, E. Eroshenko, A. Belov, V. Oleneva: ‘The burst of solar and geomagnetic activity in August-September 2005’, Annales. Geophysicae. , 27, 1-8, 2009 | available here

8.  H. Mavromichalaki, M. Gerontidou, G. Mariatos, M. Papailiou, A. Papaioannou, C. Plainaki, C. Sarlanis, G. Souvatzoglou: ‘Athens Neutron Monitor Data Processing Center – ANMODAP Center’, Adv. Space Res., 44, 1237-1246, 2009 | available here

9.   H. Mavromichalaki, G. Souvatzoglou, C. Sarlanis, G. Mariatos, A. Papaioannou, A. Belov, E. Eroshenko, V. Yanke: ‘Implementation of the Ground Level Enhancement Alert Software at NMDB database’, New Astronomy, 15, 744-748, 2010 | available here

10. A. Papaioannou, O. Malandraki, A. Belov, R. Skoug, H. Mavromichalaki, E. Eroshenko, A. Abunin, S. Lepri: ‘On the analysis of the complex Forbush effects of January 2005’, Solar Physics, DOI: 10.1007/s11207-010-9601-9, 2010 | available here

11. K. Kudela, H. Mavromichalaki, A. Papaioannou, M. Gerontidou: 'On mid-term periodicities in cosmic rays: utilizing the NMDB archive’, Solar Physics, DOI: 10.1007/s11207-010-9598-0, 2010 | available here

12. Α. Papaioannou, H. Mavromichalaki, M. Gerontidou, G. Souvatzoglou, P. Nieminen, A. Glover: 'Solar Particle Event Analysis Using the Standard Radiation Environment Monitors: Applying the Neutron Monitor's Experience', Astrophys. Space Sci. Trans., 7, 1-5, 2011 | available here

13. H. Mavromichalaki, A. Papaioannou & NMDB group: ‘Applications and usage of the real-time neutron monitor database (NMDB)’, Adv. Space Res., 47, 2210-2222, 2011 | available here

14. O.E. Malandraki, N. Agueda, A. Papaioannou, K.-L. Klein, E. Valtonen, B. Heber et al.: Scientific Analysis within SEPServer: new perspectives in Solar Energetic Particle research - the case study of the 13 July 2005 SEP event’, Solar Phys., SI: The Sun 360^o, DOI 10.1007/s11207-012-0164-9, 2012 | available here

15. R. Vainio, E. Valtonen, B. Heber, O.E. Malandraki, A. Papaioannou, K.-L. Klein et al.: 'The first SEPServer event catalogue of ~68-MeV solar proton events observed at 1 AU in 1996–2010', J. Space Weather & Space Climate, J. Space Weather and Space Climate, 3, A12, 2013 http://dx.doi.org/10.1051/swsc/2013030 | available here

16. L. Tan, O.E. Malandraki, D.V. Reames, C. K. Ng, L. Wang, I. Patsou & A. Papaioannou: ‘Comparisons between path-lengths travelled by solra electrons and ions in Ground Level Enhancement Events', Astrophys. Journal, 768, 68, 2013 doi:10.1088/0004-637X/768/1/68 | available here

17.  A. Papaioannou, G. Souvatzoglou, P. Paschalis, M. Gerontidou, H. Mavromichalaki : ‘The first Ground Level Enhancement Event of Solar Cycle 24 on 17.05.2012 and its real-time detection', Solar Phys., 289, 423-436, 2014 | available here

18. A. Belov,  A. Abunin, M. Abunina, E. Eroshenko, V. Oleneva, V. Yanke, A. Papaioannou, H. Mavromichalaki, N. Gopalswamy, S. Yashiro : ‘Coronal Mass Ejections and non-recurrent Forbush decreases', Solar Phys., 289, 3949-3960, 2014 | available here

19. A. Papaioannou, O.E. Malandraki, N. Dresing, B. Heber, K. -L. Klein, R. Vainio, R. Rodríguez-Gasén, A. Klassen, A. Nindos, D. Heynderickx, R. A. Mewaldt, R. Gómez-Herrero, N. Vilmer, A. Kouloumvakos, K. Tziotziou, G. Tsiropoula: 'SEPServer STEREO Catalogues of Solar Energetic Particle Events at 1 AU based on STEREO recordings: 2007-2012', Astron. Astrophys., 569, A96, doi: 10.1051/0004-6361/201323336, 2014 | available here

20. N. Agueda, K.-L. Klein, N. Vilmer, R. Rodríguez-Gasén, O. E. Malandraki, A. Papaioannou, M. Subirà, B. Sanahuja, E. Valtonen, W. Dröge, A. Nindos, B. Heber, S. Braune, I. G. Usoskin, D. Heynderickx, E. Talew, R. Vainio: 'Release timescales of solar energetic particles in the low corona', Astron. Astrophys., 570, A5, doi: 10.1051/0004-6361/201423549, 2014 | available here

21. G. Souvatzoglou, A. Papaioannou, H. Mavromichalaki, J. Dimitroulakos, C. Sarlanis: 'Optimizing the real-time ground level enhancement alert system based on neutron monitor measurements: introducing GLE Alert Plus', Space Weather, doi: 10.1002/2014SW001102, 2014 | available here

22. A. Belov,  A. Abunin, M. Abunina, E. Eroshenko, V. Oleneva, V. Yanke, A. Papaioannou, H. Mavromichalaki : ‘Galactic Cosmic Ray Density Variations in Magnetic Clouds', Solar Phys., 10.1007/s11207-015-0678-z, 2015 | available here

23. J. Kontogiannis, G. Tsiropoula, A. Belehaki, I. Tsagouri, A. Anastasiadis, A. Papaioannou: ‘Building a new space weather facility at the National Observatory of Athens', Adv. Space Res.,  doi:10.1016/j.asr.2015.10.028, 57, 418 - 430, 2016 | available here

24. D. Lario, R.-Y. Kwon, A. Vourlidas, N.E. Raouafi, D.K. Haggerty, G.C. Ho, B.J. Anderson, A. Papaioannou, R. Gomez-Herrero, N. Dresing, P. Riley: ‘Longitudinal Properties of a Widespread Solar Energetic Particle Event on 2014 February 25: Evolution of the Associated CME Shock', Astrophys. J., 10.3847/0004-637X/819/1/72, 2016 | available here

25. A. Papaioannou, I. Sandberg, A. Anastasiadis, A. Kouloumvakos, M.K. Georgoulis, K. Tziotziou, G. Tsiropoula, P. Jiggens, A. Hilgers: ‘Solar flares, coronal mass ejections and solar energetic particle event characteristics', J. Space Weather Space Clim., 6, A42, DOI: 10.1051/swsc/2016035, 2016 | available here

26. D. Lario, R.-Y. Kwon, I.G. Richardson, N.E. Raouafi, B.J. Thompson, T.T. von Rosenvinge, M.L. Mays, P.A. Mäkelä, H. Xie, H.M. Bain, M. Zhang, L. Zhao, H.V. Cane, A. Papaioannou, N. Thakur, P. Riley: 'The Solar Energetic Particle Event of 2010 August 14: Connectivity with the Solar Source Inferred from Multiple Spacecraft Observations and Modeling', Astrophys. J., DOI: 10.3847/1538-4357/aa63e4, 2017 | available here

27. M. Paassilta, O. Raukunen, R. Vainio, E. Valtonen, A. Papaioannou, R. Siipola, E. Riihonen, M. Dierckxsens, N. Crosby, O. Malandraki, B. Heber, K.- L. Klein: 'Catalogue of > 55 MeV Solar Proton Events Extending Through Solar Cycle 23 and 24', J. Space Weather Space Clim., 7, A14, 2017 | available here

28. A. Anastasiadis, A. Papaioannou, I. Sandberg, M.K. Georgoulis, K. Tziotziou, A. Kouloumvakos, P. Jiggens: 'Predicting Flares and Solar Energetic Particle Events: The FORSPEF Tool', Solar Physics, 292, 134, DOI: 10.1007/s11207-017-1163-7, 2017 | available here

29. J. Guo, R. Lillis, R. F. Wimmer-Schweigruber, C. Zeitlin, P. Simonson, A. Rahmati, A. Posner, A. Papaioannou, N. Lundt, C. Lee, D. Larson, J. Halekas, D. M. Hassler, B. Ehresmann, P. Dunn, S. Böttcher: 'Measurements of Forbush decreases at Mars: both by MSL on ground and by MAVEN in orbit', Astron. Astrophys., DOI: 10.1051/0004-6361/201732087, 2017 | available here

A. Papaioannou: 'Classical and Quantum Dynamics of Constrained Systems: An application to the Geometry of Kantowski-Sachs', Diploma Thesis (B.Sc.), Supervisor: Ass. Prof. T. Christodoulakis, National & Kapodistrian University of Athens, 2004

A. Papaioannou: 'Cosmic Ray Anisotropy & Gradient Variations During the 23rd Solar Cycle', M. Sc. Thesis, Supervisors: Ass. Prof. H. Mavromichalaki, Ass. Prof. X. Moussas & Assistant Prof. P. Preka-Papadema, National & Kapodistrian University of Athens, 2007

A. Papaioannou: 'Analysis of Forbush Decreases', Ph. D. Thesis, Supervisors: Prof. H. Mavromichalaki, Prof. X. Moussas, Prof. T. Kalvouridis, National & Kapodistrian University of Athens, 2012

1.  A. Papaioannou, A.Belov, H. Mavromichalaki, E. Eroshenko, V. Yanke, E. Asvestari, A. Abunin, M.Abunina: ‘The first Forbush decrease of solar cycle 24’, Journal of Physics: Conference Series, 409, 012202, doi:10.1088/1742-6596/409/1/012202, 2012 | available here

2. M. Abunina, A. Papaioannou, M. Gerontidou, P. Paschalis, A. Abunin, S. Gaidash, I. Tsepakina, A. Malimbayev,  A. Belov, H. Mavromichalaki, O. Kryakunova, P. Velinov: ‘Forecasting Geomagnetic Conditions in near-Earth space’, Journal of Physics: Conference Series, 409, 012197, doi:10.1088/1742-6596/409/1/012197, 2012 | available here

3. H. Mavromichalaki, A. Papaioannou, M. Gerontidou, M. Papailiou, C. Plainaki, A. Belov, E. Eroshenko, A. Abunin, M.Abunina, V. Yanke: ‘Cosmic ray events in the beginning of 2012’, Journal of Physics: Conference Series, 409, 012206, doi:10.1088/1742-6596/409/1/012206, 2012 | available here

4.  A. Makrantoni, H. Mavromichalaki, I. Usoskin, A. Papaioannou: ‘Calculation of the Cosmic Ray Induced Ionization for the region of Athens’, 23^rd European Cosmic Ray Symposium, Moscow, submitted at Journal of Physics: Conference Series (JPCS), IOP Publishing, 2012

5.  A. Papaioannou, A. Anastasiadis, I. Sandberg, M.K. Georgoulis, G Tsiropoula, K Tziotziou, P Jiggens, A Hilgers: ‘A Novel Forecasting System for Solar Particle Events and Flares (FORSPEF)', Journal of Physics: Conference Series, 632, 012075, doi:10.1088/1742-6596/632/1/012075, 2015 | available here

6. A. Belov,  E. Eroshenko,  A. Papaioannou, A. Abunin, M. Abunina, V. Oleneva, H. Mavromichalaki , V. Yanke: ‘Modeling the behavior of the cosmic ray density in magnetic clouds', Journal of Physics: Conference Series, 632, 012051, doi:10.1088/1742-6596/632/1/012051, 2015 | available here

7. H. Mavromichalaki, M. Gerontidou, P. Paschalis, A. Papaioannou, E. Paouris, M. Papailiou, G. Souvatzoglou: ‘Recent Research applications at the Athens Neutron Monitor Station', Journal of Physics: Conference Series, 632, 012071, doi:10.1088/1742-6596/632/1/012071, 2015 | available here

Selected Conference Proceedings, Abstracts & Presentations

1.  Α. Παπαϊωάννου, Ε. Μαυρομιχαλάκη, Α. Πετρίδης: ‘Ασυνήθιστες μεταβολές της κοσμικής ακτινοβολίας και της ηλιακής δραστηριότητας κατά την καθοδική φάση του 23^ου ηλιακού κύκλου’, Πρακτικά 9^ου Συνεδρίου Ε.Ε.Φ. , Κύπρος, Τόμος 2, σελ. 159 -169, 2005 (in Greek) | διαθέσιμο εδώ

2.  H. Mavromichalaki, C. Sarlanis, G. Souvatzoglou, G. Mariatos, M. Gerontidou, C. Plainaki, A. Papaioannou, S. Tatsis : ‘The new Athens center applied to space weather forecasting’, American Institute of Physics (AIP) Conference Proceedings, Vol. 848, pp.837-846, 2006 | available here

3.  A. Papaioannou, M. Gerontidou, G. Mariatos, H. Mavromichalaki, C. Plainaki :‘Unusually cosmic ray events in July 2005’, online proceedings at: http://esa-spaceweather.net/spweather/workshops/eswwII/esww2-proceedings.html

4. Α. Παπαϊωάννου, Ε. Μαυρομιχαλάκη, Μ. Γεροντίδου, Γ. Μαριάτος, Χ. Πλαϊνακη: ‘Ασυνήθιστες μεταβολές της κοσμικής ακτινοβολίας όπως καταγράφηκαν τον Ιούλιο του 2005’, CD –Πρακτικών του 11^ου Πανελληνίου Συνεδρίου Φυσικής, Λάρισα 2006 (in Greek) | διαθέσιμο εδώ

5. A. Belov, E. Eroshenko, H. Mavromichalaki, V.A. Oleneva, A. Papaioannou, G. Mariatos, V.G. Yanke: ‘Cosmic Ray Modulation in August – September 2005’, Online Πρακτικά του 20^th European Cosmic Ray Symposium, 2006 http://www.lip.pt/events/2006/ecrs/proc/

6.  H. Μavromichalaki, Α. Papaioannou, G. Mariatos, Μ. Papailiou,Α. Belov, E. Eroshenko, V. Yanke, E. Stassinopoulos:  ‘Cosmic ray radiation effects on space environment associated to intense solar and geomagnetic activity’, Proceedings of Radiation Effects on Components and Systems (RADECS) 2006, International Conference, 267-270, 2006 | available here

7.  Α. Παπαϊωάννου, Χ. Πλαϊνάκη, Μ. Παπαηλιού, Μ. Γεροντίδου, Ε. Μαυρομιχαλάκη: ‘Επίδραση Κοσμικών Ακτινοβολιών στο Διαστημικό Περιβάλλον’, Πρακτικά του 10^ου Κοινού Συνεδρίου Ελλήνων & Κυπρίων Φυσικών, 2, 208-222, 2007 (in Greek) | διαθέσιμο εδώ

8. Χ. Πλαϊνάκη, Α. Παπαϊωάννου, Ε. Μαυρομιχαλάκη: ‘Μελέτη και Μοντελοποίηση των μειώσεων Forbush της έντασης της Κοσμικής Ακτινοβολίας’, Πρακτικά του 10^ου Κοινού Συνεδρίου Ελλήνων & Κυπρίων Φυσικών, 2, 222-233, 2007 (in Greek) | διαθέσιμο εδώ

9. H. Mavromichalaki, M. Gerontidou, C. Plainaki, A. Papaioannou, G. Mariatos, M. Papailiou, C. Sarlanis, G. Souvatzoglou: ‘Real-time cosmic ray monitoring and analysis of GLE70 from the Athens Neutron Monitor Data Processing Center’, Proc. of the 8^th Astronomical Conference of the Hellenic Astronomical Society, 2007

10. A. Papaioannou, A. Belov, H. Mavromichalaki, E. Eroshenko, V. Oleneva: ‘The rare exclusion of the July 2005 cosmic ray variations resulted from western and behind the limb solar activity’, Proceedings of the Solar Extreme Events 2007 International Symposium (Eds. H. Mavromichalaki & A. Papaioannou), 160-165, 2007 | available here

11. C. Caroubalos, P. Preka-Papadema, H. Mavromichalaki, X. Moussas, A. Papaioannou, E. Mitsakou, A. Hilaris: ‘Space storm measurements of the July 2005 solar extreme events from the Low Corona to the Earth’, Proceedings of the Solar Extreme Events 2007 International Symposium (Eds. H. Mavromichalaki & A. Papaioannou), 187-190, 2007 | available here

12. C. Plainaki, H. Mavromichalaki, C. Sarlanis, G. Souvatzoglou, M. Gerontidou, A. Papaioannou: ‘Applying the NM-BANGLE Model in real-time’, EGU2008-A-08600, 2008 | available here

13. A. Belov, E. Eroshenko, H. Mavromichalaki, V. Oleneva, A. Papaioannou,  V. Yanke: ‘Cosmic ray variation properties during Forbush effects associated with western solar sources’, Proceedings of the 21^st European Cosmic Ray Symposium, 257-260, 2008 | available here

14. H. Mavromichalaki, G. Souvatzoglou, C. Sarlanis, G. Mariatos,  A. Papaioannou, A. Belov, E. Eroshenko, V. Yanke for the NMDB team: ‘Using the real time Neutron Monitor Database to establish an Alert signal’, Proceedings of the 31st International Cosmic Ray Conference, 2009 | available here

15. K. Kudela, H. Mavromichalaki, A. Papaioannou, M. Gerontidou for the NMDB team: ‘On mid-term periodicities in cosmic rays: utilizing the NMDB archive’, Proceedings of the 31st International Cosmic Ray Conference, 2009 | available here

16. H. Mavromichalaki, A. Papaioannou, M. Gerontidou, I. Daglis, A. Anastasiadis, I. Sandberg, K. Tziotziou, I. Panagopoulos, P. Nieminen, A. Glover, P. Buehler: ‘Solar Particle Event Analyses using the ESA Standard Radiation Environment Monitor and the Worldwide Neutron Monitor Network’, Proceedings of the 31st International Cosmic Ray Conference, 2009 | available here

17. A. Asipenka, A. Belov, E. Eroshenko, V. Oleneva, V. Yanke, H. Mavromichalaki, A. Papaioannou, M. Papailiou, G. Mariatos for the NMDB Team: ‘Definition of cosmic ray density and anisotropy beyond the magnetosphere in real-time mode’, Proceedings of the 31st International Cosmic Ray Conference, 2009 | available here

18. A. Asipenka, A. Belov, E. Eroshenko, H. Mavromichalaki, M. Papailiou, A. Papaioannou, V. Oleneva , V. Yanke for the NMDB team: ‘Asymptotic longitudinal distribution of cosmic ray variations in real time as the method for interplanetary space diagnostic’, Proceedings of the 31st International Cosmic Ray Conference, 2009 | available here

19. K. Tziotziou, I. Sandberg, A. Anastasiadis, I.A. Daglis, I. Panagopoulos, H. Mavromichalaki, A. Papaioannou, M. Gerontidou, P. Nieminen, and A. Glover: Solar origin of solar particle events detected by the Standard Radiation Environment Monitor of ESA, Modern Challenges in Non-linear Plasma Physics , p. 72, 2009

20. I. Sandberg, K. Tziotziou, A. Anastasiadis, I.A. Daglis, I. Panagopoulos, H. Mavromichalaki, A. Papaioannou, M. Gerontidou, P. Nieminen, and A. Glover: Solar particle event analysis using the standard radiation environment monitor of ESA, Modern Challenges in Non-linear Plasma Physics, p. 69, 2009

21. E. Eroshenko, A. Belov, H. Mavromichalaki, V. Oleneva, A. Papaioannou, V. Yanke:  ‘Anomalous Forbush effects from sources far from Sun center’, in Cambridge University Press Conference Series (Eds. N. Gopalswamy & G. Webb), Proceedings of the No 257 IAU Symposium, 451-457, 2009 | available here

22. K.- L. Klein, C. T. Steigies, NMDB Team: 'The real-time Neutron Monitor database', EGU2009-5677, 2009 | available here

23. A. Papaioannou, P. Markantoni, H. Mavromichalaki: ‘Mapping of intense solar activity’, in ASP Conference Series (Eds. K. Tsiganos et al.), vol. 424, 83-84, 2010 | available here

24. A. Papaioannou, H. Mavromichalaki, A. Belov, E. Eroshenko, V. Yanke: ‘Anomalous Forbush effects originating from both remote western and eastern sources’, in ASP Conference Series (Eds. K. Tsiganos et al.), vol. 424, 81-82, 2010 | available here

25.  H. Mavromichalaki, A. Papaioannou & the NMDB team: ‘Establishing and Using the Real-time Neutron Monitor database (NMDB)’, in ASP Conference Series (Eds. K. Tsiganos et al.), vol. 424, 75-80, 2010 | available here

26. K. Tziotziou, I. Sandberg, A. Anastasiadis, I. A. Daglis, I. Panagopoulos, H. Mavromichalaki, A. Papaioannou, M. Gerontidou, P. Nieminen, and A. Glover: ‘Solar origin of solar particle events detected by the Standard Radiation Environment Monitor of ESA', in ASP Conference Series (Eds. K. Tsiganos et al.), vol. 424, 47-50, 2010 | available here

27. A. Papaioannou, O. Malandraki, H. Mavromichalaki, A. Belov, R. Skoug, E. Eroshenko, A. Abunin: ‘Study of the January 2005 Forbush decreases’, EGU2010-ST1.1, 2010 | available here

28. K. - L. Klein, C. T. Steigies, NMDB Team: 'www.nmdb.eu: the real-time neutron monitor database', EGU2010-12058, 2010 | available here

29. A. Παπαϊωάννου, Ε. Μαυρομιχαλάκη, Ο. Μαλανδράκη, A. Belov, E. Eroshenko, A. Abunin: 'Ανάλυση των περίπλοκων μειώσεων Forbush της έντασης της κοσμικής ακτινοβολίας. Οι περιπτώσεις Ιανουαρίου, Μαϊου, Ιουλίου και Σεπτεμβρίου 2005', CD-Πρακτικών 13ου Συνεδρίου ΕΕΦ, ISBN: 978-960-9457-00-2, αρ. εργασίας:139, 2010 (in Greek) | διαθέσιμο εδώ

30. Α. Παπαϊωάννου, Ε. Μαυρομιχαλάκη, E.O. Flueckiger, R. Buetikofer, N. Fuller: 'Επίδραση Κοσμικών Ακτινοβολιών σε Ατμοσφαιρικά και Διαστημικά Ύψη', CD-Πρακτικών 13ου Συνεδρίου ΕΕΦ, ISBN: 978-960-9457-00-2, αρ. εργασίας:146, 2010 (in Greek) | διαθέσιμο εδώ

31. Α. Papaioannou, H. Mavromichalaki, M. Gerontidou, G. Souvatzoglou, P. Nieminen, A. Glover: 'Solar Particle Event Analysis Using the Standard Radiation Environment Monitors: Applying the Neutron Monitor's Experience', 22nd European Cosmic Ray Symposium 2010 | available here

32. E. Eroshenko, A. Belov, A. Papaioannou, A. Abunin, H. Mavromichalaki, V. Oleneva, A. Asipenka, V. Yanke: 'Cosmic Ray Anisotropy During Forbush Effects as a Possible Indicator of the Solar Source Location', 22nd European Cosmic Ray Symposium 2010 | available here

33. K.- L. Klein, C. T. Steigies, NMDB Team: 'www.nmdb.eu:The real-time neutron monitor database', COSPAR2010-D12-0065-10, 38th COSPAR Scientific Assembly 2010 | available here

34. C. T. Steigies, NMDB team: 'Potential Use of NMDB for the real-time observations and specification of the near-Earth radiation environment', SH51E-1731, AGU fall meeting, San Francisco, 2010 | available here  

35. O.E. Malandraki for the SEPServer consortium: 'Data Services and Analysis Tools for Solar Energetic Particle Events and Related Electromagnetic Emissions – SEPServer', EGU2011-4502, 2011 | available here

36. O.E. Malandraki, N. Vilmer, K.-L. Klein, B. Heber, E. Valtonen, R. Vainio, B. Sanahuja, A. Nindos, I. Usoskin, F. Spanier,W. Dröge, H. Aurass, A. Papaioannou, N. Agueda: 'Scientific data analysis within SEPServer – new perspectives in SEP research',  The Sun 360⁰,Stereo-4/SDO-2/SOHO-25 Workshop, Kiel, 2011 | available here

37. E. Valtonen, W. Dröge, B. Heber, A. Kopp, O. Malandraki, P.K. Marhavilas, A. Papaioannou, O. Raukunen, E. Riihonen, R. Scherer, O. Saloniemi, and R. Vainio: 'Observational Solar Energetic Particle Data for the SEPServer project', The Sun 360⁰,Stereo-4/SDO-2/SOHO-25 Workshop, Kiel, 2011 | available here
 

38. O.E. Malandraki, A. J. Tylka, C. K. Ng, L. C. Tan, R. G. Marsden, C. Tranquille, K.–L. Klein, A. Papaioannou, P. K. Marhavilas, K. Tziotziou, N. Crosby, R. Vainio: 'Solar Energetic Particle Research at IAA/NOA – a Space Weather Perspective',  10th Hellenic Astronomical Society Conference, Ioannina, 2011 | available here

39. A. Papaioannou, O.E. Malandraki, K. Tziotziou: 'Solar Energetic Particles (SEPs) on a heliospheric scale – an attempt to compile the complete Ulysses event list over solar cycle 23', 10th Hellenic Astronomical Society Conference, Ioannina, 2011 | available here