Previous Seminars

(click on the title of each seminar to view an archived video presentation)



Unification of inflation with dark energy in axion F(R) gravity. How fundamental is entropy.
Prof. Dr. Sergei Odintsov, ICE-ICREA,  25 October 2022
, 15:00

Cosmology and Gravity in the New Era of Multi-Messenger Astronomy: Are we Approaching New Physics? 
Dr. Emanuel Saridakis, NOA,  30 September 2022
, 15:00




Detecting Gravitational Waves from space: A new era in Gravitational Wave astronomy 
Dr. Nikolaos Karnesis, Aristotle Universit
y of Thessaloniki 20 April 2021, 12:00




Hybrid Modeling of Pulsar Magnetospheres 
Contopoulos Ioannis, Academy of Athens,  22 November 2019, 12:00

Young magnetars with fracturing crusts as fast radio burst repeaters 
Dr. Arthur Suvorov, University of Tuebingen 07 November 2019, 13:00

Non-accreting Helium Stars as Progenitors of Thermonuclear Supernovae 
Σάββας Χανλαρίδης, Argelander-Institut fur Astronomie, University of Bonn 01 November 2019, 14:00

Einstein constraints and fluid equilibria 
Χαράλαμπος Μαρκάκης, Lecturer in Numerical Relativity University of Cambridge & Queen Mary University of London, 22 Octomber 2019, 14:00

Changing the Landscape: New Ways of Tracing and Probing Magnetic fields with Velocity and Synchrotron Gradients 
Prof. Alex Lazarian, Department of Astronomy, University of Wisconsin-Madison, USA, 19 June 2019, 12:00

Είναι τελικά το Σύμπαν μας ισοτροπικό; Χρησιμοποιώντας σμήνη γαλαξιών για να το ανακαλύψουμε. 
Dr. Κωνσταντίνος Μίγκας, International Max-Planck Research School for Astronomy & Astrophysics (IMPRS for A&A), University of Bonn, Germany, 31 May 2019, 12:00

Why Statistics is important in Astrophysics 
Dr. Konstantinos Kovlakas, PhD std in Department of Physics, University of Crete, IESL, Foundation for Research & Technology, 05 April 2019, 12:00

Gravitational Instabilities, Phase Transitions and Binary Black Hole Growth 
Dr. Zacharias Roupas, Department of Mathematics, University of Ioannina, 29 March 2019, 13:00

Τhe preliminary survey of the near-Earth asteroid Bennu by NASA’s OSIRS-REx sample return mission 
Dr. Marco Delbo, Observatoire de Nice, France, 31 January 2019, 12:00

From LISA Pathfinder to LISA: current status and future prospects 
Dr Nikolaos Karnezis, Laboratoire APC Paris, 07 January 2019, 12:00




The Geometric Trinity of Gravity: the TEGR case 
Dr. Konstantinos Dialektopoulos, University of Naples "Federico II", 21 December 2018, 12:00

Η αλληλεπίδραση  Ήλιου-Γης και ο «Διαστημικός Καιρός» 
Prof. Loukas Vlachos, Aristotle University of Thessaloniki,
 30 November, 2018, 12:00

Ύπερλαμπρες πηγές ακτίνων Χ και το περιβάλλον τους
Dr. Konstantinos Kovlakas, University of Crete,
 19 November, 2018, 14:00

Αναζητώντας την σκοτεινή ύλη στο εργαστήριο,
Prof. Ioannis Vergados, University of Ioannina,
 09 November, 2018, 13:00

Μελετώντας τις ιδιότητες του μεσοαστρικού χώρου σε γαλαξίες του εγγύς και μακρινού Σύμπαντος
Dr Thomas Bisbas, Virginia, 02 November, 2018, 12:00

Testing General Relativity with gravitational waves and stellar structure
Dr. Ippokratis Saltas, Prague Institute of Physics, 28 September, 2018, 10:00

Effect of cosmic rays on the detection and study of galaxies molecular gas
Dr Thomas Bisbas, Virginia, 15 May, 2018, 12:00

Cosmological Inflation: A Personal Perspective
Prof. Demosthenes Kazanas, NASA Goddard, 11 May, 2018, 12:00

Testing General Relativity with the Event Horizon Telescope
Prof. Dimitrios Psaltis, University of Arizona, 1 February, 2018, 12:00


Strong gravity and fundamental physics 
Prof. Thomas Sotiriou, University of Nottingham, 11 December, 2017, 14:0o

Quasars with periodic variability as sub-parsec Supermassive Black Hole Binary candidates 
Dr. Maria Charisi, Caltech, 27 November, 2017, 14:00

Modified Gravity: Dark Energy, Inflation and Big Crunch
Dr. Vasileios Oikonomou, Department of Physics, AUTH, 24 November, 2017, 12:00

Gravitational waves from binary neutron star systems:  the post-merger spectrum and the Prony’s methods 
Prof. Roberto de Pietri, University of Parma, 14 November, 2017, 12:00

Magnetic Winds around Astrophysical Black Holes
Dr. Ioannis ContopoulosKEAEM Academy of Athens, 2 October, 2017, 16:00

The prospects of Observational Astronomy 
Prof. Eileen Meyer, University of Maryland, 11 July, 2017, 12:00

Immersed in the Solar Wind: The New Era of Solar Physics Space Missions
Dr. Angelos Vourlidas, Johns Hopkins University / APL , 9 June, 2017, 14:00

Strong field tests of General Relativity in the black holes arena
Dr. Andrea Maselli, University of Tuebingen, 24 May, 2017, 15:00

"Current sheets in ideal force-free magnetospheres"
Dr. Ioannis ContopoulosKEAEM Academy of Athens, 3 April, 2017, 14:00

"The Origin of Inertia in FRW Universes"
Dr. Demosthenis Kazanas, NASA Goddard Spaceflight Center & Academy of Athens,  Friday, March 24, 2017, 12:00



The effect of Cosmic Rays on the visibility of H2 gas in the Universe
Dr. Padelis Papadopoulos, University of Cardiff/ESO, Friday, December 16, 2016, 12:00

"The case against dark matter and modified dynamics"
Dr. Demetrios M. Christodoulou, University of Massachusetts Lowell , 28 June, 2016, 12:00

"The large scale jets of powerful Quasars: Fast and powerful or slow but extreme particle accelerators? "
Prof. Markos Georganopoulos, University of Maryland, Baltimore County, 24 June
, 2016, 12:00

«Υπολογιστική Σχετικότητα και Βαρυτικά Κύματα»
Prof. N. Stergioulas, Aristotle University of Thessaloniki, 24 May, 2016, 12:00

"Photochemical Aerosol Formation in Planetary Atmospheres: Lessons from Titan & Studies in Exoplanets"
Dr. P. Lavvas, CNRS, Université Reims
Champagne Ardenne, France, 20 May, 2016, 12:00

«Ευσταθείς Τροχιές και Συντονισμοί σε Πλανητικά Συστήματα»
Prof. G. Voyatzis, Aristotle University of Thessaloniki, 17 May, 2016, 14:00

«Η αποστολή AIDA στον Παραγήινο αστεροειδή Didymos»
Prof. K. Tsiganis, Aristotle University of Thessaloniki, 13 May, 2016, 12:00

«Πρόσφατα Επιτεύγματα της Παρατηρησιακής Κοσμολογίας»
Prof. Manolis Plionis, Aristotle University of Thessaloniki, 10 May, 2016, 14:00

«Αστροφυσική Υψηλών Ενεργειών και Κοσμικοί Επιταχυντές»
Prof. Loukas 
Vlachos, Aristotle University of Thessaloniki, 22 April, 2016, 12:00

«Tο ερώτημα της Κοσμικής Μαγνητογέννεσης»
Prof. Christos Tsagas, Aristotle University of Thessaloniki, 15 April, 2016, 12:00

"The theory of secondary resonances in the spin-orbit problem"
Ioannis Golias, University of Rome Tor Vergata, 31 March, 2016, 13:00

"The effects of the Cosmic Microwave Background on the imaging of the cold ISM in distant galaxies"
Dr. Padelis Papadopoulos, Cardiff/ESO/AUTH, 24 March, 2016, 13:00

«Χαμιλτονιανή ρευστοδυναμική, αστέρες νετρονίων και αστρονομία βαρυτικών κυμάτων»
Dr. Charis Markakis, NCSA Urbana-Champaign, 18 March, 2016

«Ατμόσφαιρες εξωπλανητών: αποκαλύπτοντας νέους εξωτικούς κόσμους»
Angelos Tsiaras, University College London, 25
February, 2016



FOR OLDER SEMINARS UP TO 2015 (without video) click here