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“Physics is like sex: sure, it may give some practical results, but that's not why we do it.”
― Richard P. Feynman
Georgios L. Theocharis
Researcher at CNRS
Education:
•PhD in Physics, University of Athens, Greece (2008, Grade: Excellent).
•M.S. degree in Telecommunications, University of Athens, Greece (2005, Grade: 8/10 Entrance’s Rank:1st).
•Diploma in Physics, University of Athens, Greece (2002, Diploma Grade: 8.27/10, Rank: 4th).
Positions:
•2012-present:
CNRS – French National Center for Scientific Research Tenured researcher (chargé de recherche),
Laboratoire d'Acoustique de l’Université du Maine
•2010-2012:
Postdoctoral Scholar in Applied Physics and Materials Science, California Institute of Technology, USA.
•2008-2009:
Postdoctoral Research Fellow, Department of Mathematics and Statistics University of Massachusetts, Amherst, USA.
Research Topics:
•Nonlinear Waves
•Applied Dynamical Systems: nonlinear coupled oscillators, bifurcation theory, and chaos
•Bose-Einstein Condensates
•Phononic Crystals and Acoustic Metamaterials
•Granular Media
Presentations: 21 talks, 8 invited
•G. Theocharis “Aperiodic Acoustic Waveguides with Local Symmetries: Transmission Properties and Spatially Invariant Currents”, Phononics 2015: International Conference on Phononic Crystals, Metamaterials & Optomechanics, Paris, France, May 31-June 5 (2015).
•G. Theocharis, “Slow sound propagation in lossy acoustic metamaterials”, Metamaterials ‘2014, (25-28 August, Copenhagen, Denmark).
•G. Theocharis, “Nonlinear acoustics of granular media”, Summer School of Nonlinear Acoustics in Complex Media, 2014, (1-5 June, Ile-Orelon, France).
•G. Theocharis, “Energy localization and transport in granular lattices”, ICCSME 2014, Session #41 The Interplay Between Nonlinearity and Disorder (4-7 April, 2014, Athens, Greece).
•G. Theocharis, “Locally resonant granular crystals”, Metamaterials13 (13 September, 2013, Bordeaux, France)
•G. Theocharis, “Control of acoustic propagation using nonlinearity, periodicity, asymmetry and local resonators”, Seminar at LAUM (8 January, 2013, Le Mans, France)
•G. Theocharis, “Control of energy in nonlinear granular crystals”, Seminar at INRIA Rhône-Alpes, Montbonnot (22 November, 2012, Grenoble, France)
•G. Theocharis, “Nonlinear Dynamics of Granular Crystals”, Caltech Solid Mechanics Symposium (January 27,2012, Pasadena, California, USA).
•G. Theocharis, “Localization and Rectification of Energy in Granular Crystals”, SIAM Conference on Applications of Dynamical Systems (May 22-29, 2011, Snowbird, Utah, USA).
•G. Theocharis, “Energy Localization in Diatomic Nonlinear Granular Crystals”,UMass, Applied Mathematics and Computation Seminar (October 12, 2010, Amherst, MA, USA).
•G. Theocharis, “Energy Localization in Nonlinear Granular Elastic Crystals”, “Nonlinear waves in Solids and Granular Media”, SIAM Conference on Nonlinear Waves and Coherent Structures (August 16-19, 2010, Philadelphia, PA, USA)
•G. Theocharis, “Dynamics and collisions of dark matter-wave solitons”, “IMACS Conference on Nonlinear Evolution Equations and Wave Phenomena” (March 23-26, 2009 Athens, GA, USA).
•G. Theocharis, “Dark Solitons in Bose-Einstein Condensates”, “Nonlinear waves in periodic media”, SIAM Conference on Nonlinear Waves and Coherent Structures (July 21-24, 2008 Universita di Roma, “La Sapienza”, Rome, Italy).
Professional Service:
•Referee for: Physical Review Letters, Applied Physics Letters, Journal of Applied Physics, Wave Motion, Journal of Vibration and Acoustics, Mechanical Systems and Signal Processing, Journal of Sound and Vibration, Experimental Mechanics, Physics Letters A, Discrete and Continuous Dynamical Systems-Series S, Smart Materials and Structures, Special Volume of the Springer Series on Wave Phenomena.
•Organizer of the minisymposium “Nonlinear Phenomena in Granular Chains”, SIAM Conference on Applications of Dynamical Systems (May 22-29, 2011, Snowbird, Utah, USA).
•Organizer of the minisymposium “Strongly Nonlinear Lattices and Granular Crystals”, SIAM Conference on Nonlinear Waves (June 13-16, 2012, Seattle, Washington, USA).
•Teaching:
•Lectures on the Ae/AM/ME 225. "Special Topics in Solid Mechanics: Linear and nonlinear waves in periodic media” (Caltech, Fall 2012)
•Introduction to telecommunication systems, Laboratory class, 7th term of the Physics Program of the University of Athens.
•Mentoring: 10 master theses (2 BECs, 2 Applied Dyn Systems, 5 Granular media, 1 Acoustic Metamaterials)
•Patent: Boechler, N., Theocharis, G., and Daraio, C. “Bifurcation-based Acoustic Switch and Rectifier” Provisional Patent, No. 61/514,352 (filed 8/2/2011)
Distinctions & Scholarships:
1998-2002: Scholarship from the friends of Hellenic Police Association.
2000-2001: National Fellowship Foundation, Scholarship
(awarded annual to the top 3 students in the class).
2003-2004: A.S. Onasis Public Benefit Foundation Scholarship for master studies
2005-2007: A.S. Onasis Public Benefit Foundation Scholarship for PhD studies.
Projects:
•2013-2017: ANR Metaudible, Task leader
•2013-2017: Primary investigator of a European Carrier Integration Grant, Marie-Curie, ComGranSol
•2013-2017: PROPASYM, Task leader
•2010-2011: Primary investigator of the Special Grant and Support Programme for Scolar’s Association Members «Fundamental and Applied Dynamics Of Granular Crystals: Theory, Simulations and Experiment» from Public Benefit Foundation Alexander S. Onassis
•2004 Participation to the European project “Cold Quantum Gases (RTN)” KIP, University Of Heidelberg, Prof. P. Schmelcher, Prof M. Oberthaler.
Georgios Theocharis
CNRS Scientist
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