Researcher (retired), Leibniz Institut für Sonnenphysik. He was born in Corinth, Greece, on the 20th of October, 1934. He received the Diplom Physiker from the Freiburg University (1970) and the Ph.D. in Astrophysics from the University of Berlin, Germany (1985). His scientific interest is the Solar Physic and he has published many papers on the solar granulation, the turbulent convection, the development of the spectral lines e.t.c. He is a member of the AG, AAS (SPD) and the EPS. He is married to Maria Konstantinou and they have two sons.
Professor Emeritus of Astronomy, University of Athens, Greece. He
was born in Arfara Messinias, Greece. He received the
B.Sc. in Mathematics from the University of Athens, the
M.Sc. and the Ph.D. in Astronomy, both from the Victoria
University of Manchester, U.K. He has worked at the
University of Athens, as Assistant and Chief Assistant of
the Laboratory of Astronomy. In 1982 he became
Lecturer, in 1986 Assistant Professor and Associate
Professor (1995-2008) at the Department of Physics of
the same University. His scientific interests are centred to
the Observational Astrophysics and especially to the
observations and the theoretical studies of the Close
Binary Stars (Eclipsing binaries, Degenerate Binary
systems, Symbiotic binaries) and Pulsating stars. He has published more than 100 scientific papers on these subjects in international refereed journals and Bulletins of Variable star Observations. Also, he has presented more than 140 papers in international and Greek conferences. He has authored or co-authored textbooks and laboratory manuals and edited the proceedings of two international symposia on Binary Stars. He is the Co-editor of the Bulletin on Bibliography of Close Binary Stars, Commission 42 of the International Astronomical Union (IAU), member of the Organizing Committee of Commission 42 of the IAU (2006-2012) and referee to scientific journals and to scientific programs submitted in Greece and Czech Republic. He has served as Vice-Chairman of the Department of Physics, University of Athens, as Head of the Department of Astrophysics, Astronomy and Mechanics of the same University, and Director of the Laboratory of Astronomy of the same Department. Currently, he is the Head of the Department of Astrophysics, Astronomy and Mechanics and Director of the Gerostathopouleio Observatory of the University of Athens. He is a member of the IAU, Associate member of GAIA (ESA) working groups on photometry, radial velocities and double and multiple star systems, Member of the European Network of Excellence in Astroseismology and a founding member and Treasurer (1998-2002) of the Hellenic Astronomical Society (Hel.A.S.).
Professor Nickas was born in Chicago, Illinois March 7, 1942. He received the Bachelor of Science degree in Physics from the Illinois Institute of Technology in 1964. From there to the University of Illinois earning he M.S. and PhD in astronomy. Then he did a postdoctoral fellowship with Prof. Maurice H. L. Pryce, Dept. of Physics, University of British Columbia, Vancouver, British Columbia, Canada (1972-76). Following that he was Scientist for McDonald Research Associates, Ltd, Vancouver, B.C., Canada 1978-80. Then he obtained Assistant Professor positions in the Dept of Physics /Trinity University, San Antonio, Texas, USA (1982-85), the Dept of Physics/Ithaca College, Ithaca, New York USA (1985-89). Finally he was Prof. of Physics and Astronomy and Chairman of Dept of Physics and Astronomy/Hanover College, 1989-2014. He is currently retired and reside in Corpus Christi, Texas, USA
Prof. Nickas was a member of the American Astronomical Society and the American Association of Physics Teachers, American Association of Variable Star Observers during my career. He is currently a member of The Planetary Society.