Members



photo Konstantinos Anagnostopoulos is a Professor working on problems in superstring theory, matrix models, monte carlo simulations in string theory and quantum gravity and the problem of monte carlo simulation of systems with a complex action. He got his Ph.D. from Syracuse University in 1993, held postdoc positions at the University of Florida, Gainesville and the Niels Bohr Institute. He held a visiting associate professor position at the University of Crete. He joined our group in 2004. (email, homepage, publications).
photo Constantin Bachas is an Emertirus CNRS Director of Research at the Physics Department of the Ecole Normale Supérieure in Paris. He obtained his PhD from Princeton University in 1983, and has held positions at SLAC-Stanford, Ecole Polytechnique - Palaiseau, CERN and ETH-Zurich. His current interests include holographic dualities, quantum information and quantum gravity. (email, homepage, publications).
photo Athanasios Bakopoulos is a Postdoctoral Associate working in black hole - wormhole physics and modified gravitational theories. He got his Ph.D from the University of Ioannina in 2020. He has been tutor at the University of Patras since 2021 and he joined the group in 2022. He has been a Hellenic Foundation for Research and Innovation (H.F.R.I.) postdoctoral fellow since 2022 (email, homepage, publications).


photo Ioannis Dalianis is a Postdoctoral Associate working on high energy physics and cosmology. He got his Ph.D. from the University of Warsaw in 2012 and he joined our group in 2013. He has been an IKY postdoctoral fellow since 2017. (email, homepage, publications).


photo Fotis Farakos is a Assistant Professor working on problems in supersymmetric theories, supergravity theories and applications in inflation, and flux compactifications in string theory. He got his PhD from NTUA SEMFE in 2013 and has worked as a postdoctoral researcher in MU Brno, in U. Padova and in KU Leuven. He joined the HEP-TH group of SAMPS at 2024. (email, homepage, publications).

photo Konstantinos Farakos is a Emeritus Professor working on problems in lattice gauge theories and 5D quantum field theories. He got his Ph.D. from the National Technical University of Athens in 1987 and he held research positions in CERN, the Niels Bohr Institute, the University of Cyprus and the NTUA. He has been a member of the faculty of the NTUA since 1988. (email, homepage, publications).

photo Nikos Irges is a Professor working on problems in quantum field theory in four and higher dimensions, lattice gauge theories and applications of holography. He got his Ph.D. from the University of Florida in 1999, Gainesville and he held postdoctoral positions at the University of Colorado Boulder, IEM/CSIC Madrid, University of Crete and University of Wuppertal. He held a visiting assistant professor position at the University of Crete. He joined our group in 2010. (email, homepage, publications).
photo Leonidas N. Kalousis is a Postdoctoral Associate working on Neutrino Physics. He received his Ph.D. from the University of Strasbourg (2012) and since then he has held research associate positions in Virginia Tech (USA), Vrije Universiteit Brussel (Belgium) and CNRS (France). He has worked on several experiments including Double Chooz, MicroBooNE, SoLid and JUNO. He has been a member of our group since 2023. (email, homepage, publications).

photo Alex Kehagias is a Professor working on problems in supergravity, cosmology and superstring theory. He got his Ph.D. from the University of Ioannina in 1991 and he held postdc positions at CERN, ITP of the University of Nijmegen, U. Munich, NCSR Demokritos and the NTUA. He joined our group in 2002. (email, homepage, publications).

photo George Koutsoumbas is a Emeritus Professor working on problems in gravity, cosmology and lattice gauge theories. He got his Ph.D. from the National Technical University of Athens in 1987 and he held a reseaarch position in DESY, Hamburg. He has been a member of the faculty of the NTUA since 1988. (email, homepage, publications).

photo Chris Kouvaris is a Professor working on astroparticle physics and cosmology with emphasis on the puzzle of dark matter. He got his PhD from MIT in 2005. He was a Marie Curie Fellow at the Niels Bohr Institute (and partially at CERN), and held a postdoc position at the Universite Libre de Bruxelles before getting a faculty position at CP3-Origins Centre of Particle Physics and Cosmology at the University of Southern Denmark. He joined our group in 2020. (email, homepage, publications).


photo Konstantinos Kyritsis belongs to the Teaching Staff of the Physics Department working on problems of string theory and quantum theories of gravity. He got his Ph.D. from Durham University in 2005. He has been a member of our group since 2020. (email, homepage, publications).


photo Nikolaos Mavromatos is a Professor working on Astroparticle Physics, String and Quantum-gravity phenomenology, cosmology (dark sector of the Universe) and modified gravity, including modeling and cosmic tests of potential Lorentz and/or CPT Violation in modified geometries of the early Universe and its relation to Dark Matter and matter-antimatter asymmetry in the Universe. He is also involved in quantum field theoretic studies of magnetic monopoles, black holes, logarithmic conformal field theories, as well as interdisciplinary topics between particle physics and condensed matter (gauge field theories of planar high temperature superconductors). Currently he is also the physics coordinator of the MoEDAL-LHC experiment (CERN), a post he holds since 2011. He has obtained his BSc in Physics from National and Kapodistrian University of Athens (School of Physics and Mathematics) in 1983, and his Ph D (D Phil) from Oxford University (UK) in 1987. He has been postdoctoral fellow in Oxford (Theoretical Physics Department), CERN - Theory Division fellow, Marie Curie Fellow in LAPP-Annecy (France), PPARC Advanced Fellow in Oxford (Theoretical Physics Department), before joining the faculty at King' s College London, Physics Department in 2001, where he has been a professor of Theoretical Physics since 2006. He has joined the Faculty of the Physics Department in NTUA in 2021. He is a fellow of the Institute of Physics (UK). (email, homepage, publications).
photo Dimitrios Metaxas belongs to the Teaching Staff of the Physics Department working on problems of quantum field theory in flat and curved space-time. He got his Ph.D. from Columbia University in 1998 and did postdoctoral work at New School University in New York. He has been a member of our group since 2017. (email, homepage, publications).

photo Pantelis Manousselis belongs to the Teaching Staff of the Physics Department working on supersymmetry breaking, dimensional reduction, flux compactifications and noncommutative geometry. He got his Ph.D. from the National Technical University of Athens in 2004 and held postdoctoral positions at the University of Patras and the NTUA. He joined our group in 2018. (email, homepage, publications).

photo George Manolakos is a Postdoctoral Associate working on the gauge-theoretic approach of gravitational models on noncommutative spaces and also on particle physics models originating from higher-dimensional supersymmetric Yang-Mills theories. He got his Ph.D. from the National Technical University of Athens in 2019 and he joined our group in 2020. (email, homepage, publications).


photo Theodoros Nakas is a Postdoctoral Associate working on black hole physics in the context of modified gravitational theories and theories with extra spatial dimensions. He got his Ph.D from the University of Ioannina in 2022, and since December of the same year he has been a Hellenic Foundation for Research and Innovation (H.F.R.I.) postdoctoral fellow. (email, homepage, publications).


photo Eleftherios Papantonopoulos is a Professor Emeritus working on problems in gravity, cosmology, supergravity and phenomenology. He got his Ph.D. from the University of St. Andrews in 1980 and held postdoctoral positions at CERN, Ecole Polytechnique Paris, the Universities of Athens and Munich. He has been a member of the faculty of the NTUA since 1983. (email, homepage, publications).
photo Gregory Patellis is a Postdoctoral Associate working on supersymmetric theories that result from the coset space dimensional reduction framework and also on finite unified theories that use the reduction of couplings method and their respective phenomenology. He got his Ph.D. from the National Technical University of Athens in 2021 and he joined our group immediately after that. (email, homepage, publications).


photo Nicholas Tracas is a Professor Emeritus working on problems in beyond the standard model and string phenomenology, finite unified theories, supersymmetry and supergravity. He got his Ph.D. from the University of Sussex in 1980 and held postdoctoral positions at CERN and the University of Athens. He is also involved in outreach activities addressing high school students and teachers as well as general public. He is the creator and administrator of the Greek outreach website. He has been a member of the NTUA faculty since 1982. (email, homepage, publications).


photo George Zoupanos is a Professor Emeritus working on problems in noncommutative quantum field theories and gravity, matrix models, finite unified theories, supergravity, superstring theory and dimensional reduction in higher dimensional gauge theories. He got his Ph.D. from the University of Glasgow in 1978 and held postdoctoral positions at Dortmund U., the LMU Munich, CERN and the MPI Munich. He held research and visiting professor positions at the MPI Munich, CERN, Humboldt U., Kanazawa U., LMU Munich, LAPTh Annecy, AEI-MPI Golm-Berlin, IFT Madrid and Heidelberg U. He has been a member of the faculty of the NTUA since 1981. (email, homepage, publications).


photo Vangelis Alexopoulos is a Ph.D. Student working under the supervision of Nicholas Tracas on supersymmetric models of elementary particles that result from the reduction of couplings method and their respective phenomenology (email, homepage, publications).


photo Petros Asimakis is a Ph.D. Student working under the supervision of Alex Kehagias and Emmanuel Saridakis on modified gravity and cosmology (email, homepage, publications).


photo Nikos Chatzifotis is a Ph.D. Student working under the supervision of George Koutsoumbas, Nikolaos Mavromatos, and Emmanuel Saridakis on modified gravity and cosmology (email, homepage, publications).


photo Panagiotis Dorlis is a Ph.D. Student working under the supervision of Konstantinos Farakos, Nikolaos Mavromatos, and Eleftherios Papantonopoulos and Nikolaos Mavromatos on black holes and wormholes in Modified Theories of Gravity (email, homepage, publications).



photo Vaggelis Economou is a Ph.D. Student working under the supervision of Konstantinos Farakos on lattice gauge theories (email, homepage, publications).


photo Georgios-Victor Gakis is a Ph.D. Student working under the supervision of Konstantinos Anagnostopoulos and Emmanuel N. Saridakis on Alternative/Modified Gravity and Cosmology (email, homepage, publications).


photo Antonios Kalogirou is a Ph.D. Student working under the supervision of Nikos Irges on quantum field theory in curved space (email, homepage, publications).




photo Thanasis Karakasis is a Ph.D. Student working under the supervision of Eleftherios Papantonopoulos and Nikolaos Mavromatos on black holes in f(R) theories of gravity (email, homepage, publications).


photo Stylianos Karydas is a Ph.D. Student working under the supervision of Eleftherios Papantonopoulos on cosmological models resulting from Modified Gravity Theories (email, homepage, publications).


photo Stylianos Kastrinakis is a Ph.D. Student working under the supervision of Nikos Irges on furthering our understanding of the correlations between QFT and CFT (email, homepage, publications).


photo Stella Kiorpelidi is a Ph.D. Student working under the supervision of Eleftherios Papantonopoulos on extensions of scalar-tensor gravity (email, homepage, publications).


photo Nikolaos Liatsos is a Ph.D. Student working working under the supervision of Alex Kehagias on supersymmetry and supergravity (email, homepage, publications).



photo Stratos Papadoudis is a Ph.D. Student working under the supervision of Konstantinos Anagnostopoulos on the dynamical compactification of extra dimensions in superstring theory by performing Monte Carlo simulations of matrix models of superstring theories and of systems with Complex Action. (email, homepage, publications).



photo Andreas Papatriantafyllou is a Ph.D. Student working under the supervision of Konstantinos Anagnostopoulos, Nikolaos Mavromatos and Manos Saridakis on modified theories of gravity and cosmology. (email, homepage, publications).



photo Maria Petronikolou is a Ph.D. Student working under the supervision of Emmanuel Saridakis and George Koutsoumbas on Modified theories of Gravity and Cosmology (email, homepage, publications).



photo Danai Roumelioti is a Ph.D. Student working under the supervision of George Zoupanos on the gauge-theoretic approach of gravitational models in noncommutative spaces and cosmology. (email, homepage, publications).




photo Ioannis Sklavounos is a Ph.D. Student working under the supervision of professor Nikos Tracas, on reduction of couplings and fixed points in various theories of Elementary Particle Physics (email, homepage, publications).




photo Stelios Stefas is a Ph.D. Student working under the supervision of George Zoupanos on the gauge-theoretic approach of gravitational models and cosmology on noncommutative spaces. (email, homepage, publications).




photo Ioannis Taskas is a Ph.D. Student working under the supervision of Alex Kehagias on string theory (email, homepage, publications).


photo George Tringas is a Ph.D. Student working under the supervision of Alex Kehagias on supersymmetry, supergravity and cosmology (email, homepage, publications).


photo Pavlina Tsiapi is a Ph.D. Student working under the supervision of Alex Kehagias and Spyros Vasilakos on cosmology (email, homepage, publications).


photo Dimitrios Tzortzis is a Ph.D. Student working under the supervision of Nikolaos Tracas and Emmanuel Saridakis on modified theories of gravity and cosmology (email, homepage, publications).


photo Christoforos Vlachos is a Ph.D. Student working under the supervision of Eleutherios Papantonopoulos on Black Holes in modified theories of gravity (email, homepage, publications).


photo Sotirios-Neilos Vlachos is a Ph.D. Student working under the supervision of Nikolaos Mavromatos on non-conventional cosmologies with torsion and the dark sector (email, homepage, publications).