Theodosios Christodoulakis - Publications

Affiliations: 
Physics University of Athens, Greece, Zografou, Greece 
Area:
Quantum Gravity, General Relativity

49 high-probability publications. We are testing a new system for linking publications to authors. You can help! If you notice any inaccuracies, please sign in and mark papers as correct or incorrect matches. If you identify any major omissions or other inaccuracies in the publication list, please let us know.

Year Citation  Score
2016 Terzis PA, Dimakis N, Christodoulakis T, Paliathanasis A, Tsamparlis M. Variational contact symmetries of constrained Lagrangians Journal of Geometry and Physics. 101: 52-64. DOI: 10.1016/j.geomphys.2015.12.003  0.8
2015 Dimakis N, Terzis PA, Christodoulakis T. Contact symmetries of constrained systems and the associated integrals of motion Journal of Physics: Conference Series. 633. DOI: 10.1088/1742-6596/633/1/012040  0.8
2014 Terzis PA, Dimakis N, Christodoulakis T. Noether analysis of scalar-tensor cosmology Physical Review D - Particles, Fields, Gravitation and Cosmology. 90. DOI: 10.1103/PhysRevD.90.123543  0.8
2014 Christodoulakis T, Dimakis N, Terzis PA, Doulis G. Canonical quantization of the BTZ black hole using Noether symmetries Physical Review D - Particles, Fields, Gravitation and Cosmology. 90. DOI: 10.1103/PhysRevD.90.024052  0.8
2014 Christodoulakis T, Dimakis N, Terzis PA, Vakili B, Melas E, Grammenos T. Minisuperspace canonical quantization of the Reissner-Nordström black hole via conditional symmetries Physical Review D - Particles, Fields, Gravitation and Cosmology. 89. DOI: 10.1103/PhysRevD.89.044031  0.8
2014 Christodoulakis T, Dimakis N, Terzis PA. Lie point and variational symmetries in minisuperspace Einstein gravity Journal of Physics a: Mathematical and Theoretical. 47. DOI: 10.1088/1751-8113/47/9/095202  0.8
2014 Dimakis N, Christodoulakis T, Terzis PA. FLRW metric f(R) cosmology with a perfect fluid by generating integrals of motion Journal of Geometry and Physics. 77: 97-112. DOI: 10.1016/j.geomphys.2013.12.001  0.8
2013 Christodoulakis T, Dimakis N, Terzis PA, Doulis G, Grammenos T, Melas E, Spanou A. Canonical quantization of static spherically symmetric geometries Journal of Physics: Conference Series. 453. DOI: 10.1088/1742-6596/453/1/012002  0.8
2013 Christodoulakis T, Dimakis N, Terzis PA, Doulis G, Grammenos T, Melas E, Spanou A. Conditional symmetries and the canonical quantization of constrained minisuperspace actions: The Schwarzschild case Journal of Geometry and Physics. 71: 127-138. DOI: 10.1016/j.geomphys.2013.04.009  0.8
2012 Terzis PA, Christodoulakis T. Lie algebra automorphisms as Lie-point symmetries and the solution space for Bianchi type I, II, IV, v vacuum geometries Classical and Quantum Gravity. 29. DOI: 10.1088/0264-9381/29/23/235007  0.8
2012 Christodoulakis T, Dimakis N. Classical and quantum Bianchi type III vacuum Hořava-Lifshitz cosmology Journal of Geometry and Physics. 62: 2401-2413. DOI: 10.1016/j.geomphys.2012.09.005  0.8
2011 Christodoulakis T, Wallden P. The problem of time in quantum cosmology: A decoherent histories view Journal of Physics: Conference Series. 283. DOI: 10.1088/1742-6596/283/1/012041  0.8
2010 Christodoulakis T, Doulis G, Terzis PA, Melas E, Grammenos T, Papadopoulos O, Spanou A. Canonical quantization of some midi-superspace models in 3+1 dimensions Journal of Physics: Conference Series. 222. DOI: 10.1088/1742-6596/222/1/012045  0.8
2010 Basilakos S, Cadoni M, Cavaglia M, Christodoulakis T, Vagenas EC. First Mediterranean Conference on Classical and Quantum Gravity (MCCQG 2009): Preface Journal of Physics: Conference Series. 222. DOI: 10.1088/1742-6596/222/1/011001  0.8
2010 Christodoulakis T, Doulis G, Terzis PA, Melas E, Grammenos T, Papadopoulos GO, Spanou A. Towards canonical quantum gravity for 3+1 geometries admitting maximally symmetric two-dimensional surfaces Classical and Quantum Gravity. 27. DOI: 10.1088/0264-9381/27/14/145018  0.8
2009 Christodoulakis T, Doulis G, Terzis PA, Melas E, Grammenos T, Papadopoulos GO, Spanou A. Canonical quantization of some midi-superspace models in 2+1 and 3+1 dimensions Journal of Physics: Conference Series. 189. DOI: 10.1088/1742-6596/189/1/012008  0.8
2009 Terzis PA, Christodoulakis T. The general solution of Bianchi type v i I h vacuum cosmology General Relativity and Gravitation. 41: 469-495. DOI: 10.1007/s10714-008-0678-5  0.8
2008 Christodoulakis T, Doulis G, Terzis PA, Melas E, Grammenos T, Papadopoulos GO, Spanou A. Towards canonical quantum gravity for G1 geometries in 2+1 dimensions with a Λ-term Classical and Quantum Gravity. 25. DOI: 10.1088/0264-9381/25/23/235014  0.8
2008 Herring G, Kevrekidis PG, Williams F, Christodoulakis T, Frantzeskakis DJ. From Feshbach-resonance managed Bose-Einstein condensates to anisotropic universes: Applications of the Ermakov-Pinney equation with time-dependent nonlinearity Physics Letters, Section a: General, Atomic and Solid State Physics. 372: 277-283. DOI: 10.1016/j.physleta.2007.01.078  0.8
2007 Christodoulakis T, Dimakis N. (2+1) Cosmology with a general scalar field Journal of Physics: Conference Series. 68. DOI: 10.1088/1742-6596/68/1/012040  0.8
2007 Christodoulakis T, Terzis PA. The general solution of Bianchi type III vacuum cosmology Journal of Physics: Conference Series. 68. DOI: 10.1088/1742-6596/68/1/012039  0.8
2006 Christodoulakis T. Automorphisms, constraints and space-time covariance of canonical quantum cosmology/(gravity) Journal of Physics: Conference Series. 33: 297-302. DOI: 10.1088/1742-6596/33/1/034  0.8
2006 Christodoulakis T, Terzis PA. Automorphisms and a cartography of the solution space for vacuum Bianchi cosmologies: The type III case Journal of Mathematical Physics. 47. DOI: 10.1063/1.2359141  0.8
2006 Christodoulakis T, Grammenos T, Helias C, Kevrekidis PG, Spanou A. Decoupling of the general scalar field mode and the solution space for Bianchi type i and v cosmologies coupled to perfect fluid sources Journal of Mathematical Physics. 47. DOI: 10.1063/1.2188210  0.8
2004 Christodoulakis T, Hervik S, Papadopoulos GO. Essential constants for spatially homogeneous Ricci-flat manifolds of dimension 4+1 Journal of Physics a: Mathematical and General. 37: 4039-4058. DOI: 10.1088/0305-4470/37/13/008  0.8
2003 Christodoulakis T, Papadopoulos GO, Dimakis A. Automorphisms of real four-dimensional Lie algebras and the invariant characterization of homogeneous 4-spaces Journal of Physics a: Mathematical and General. 36: 427-441. DOI: 10.1088/0305-4470/36/2/310  0.8
2002 Christodoulakis T, Gakis T, Papadopoulos GO. Conditional symmetries and the quantization of Bianchi Type I vacuum cosmologies with and without cosmological constant Classical and Quantum Gravity. 19: 1013-1025. DOI: 10.1088/0264-9381/19/6/301  0.8
2002 Christodoulakis T, Papadopoulos GO. Time-dependent automorphism-inducing diffeomorphisms, open algebras and the generality of the Kantowski-Sachs vacuum geometry Classical and Quantum Gravity. 19: 4855-4862. DOI: 10.1088/0264-9381/19/19/305  0.8
2002 Christodoulakis T, Korfiatis E, Papadopoulos GO. Automorphism inducing diffeomorphisms, invariant characterization of homogeneous 3-spaces and Hamiltonian Dynamics of Bianchi Cosmologies Communications in Mathematical Physics. 226: 377-391. DOI: 10.1007/s002200200611  0.8
2001 Christodoulakis T, Kofinas G, Korfiatis E, Papadopoulos GO, Paschos A. Time-dependent automorphism inducing diffeomorphisms in vacuum bianchi cosmologies and the complete closed form solutions for types II and V Journal of Mathematical Physics. 42: 3580-3608. DOI: 10.1063/1.1386637  0.8
2001 Christodoulakis T, Kofinas G, Papadopoulos GO. Conditional symmetries and phase space reduction towards GCT invariant wave functions, for the class A Bianchi type VI and VII vacuum cosmologies Physics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics. 514: 149-154. DOI: 10.1016/S0370-2693(01)00793-6  0.8
2001 Christodoulakis T, Papadopoulos GO. Conditional symmetries, the true degree of freedom and GCT invariant wave functions for the general Bianchi type II vacuum cosmology Physics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics. 501: 264-268. DOI: 10.1016/S0370-2693(01)00119-8  0.8
2001 Christodoulakis T, Diamandis GA, Georgalas BC, Vagenas EC. Bogoliubov coefficients of 2D charged black holes Physics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics. 501: 269-276. DOI: 10.1016/S0370-2693(01)00118-6  0.8
2001 Christodoulakis T, Diamandis GA, Georgalas BC, Vagenas EC. Casimir effect in 2D stringy black hole backgrounds Physical Review D. 64.  0.8
2000 Christodoulakis T, Kofinas G, Zarikas V. The untilted diffuse matter Bianchi V Universe Physics Letters, Section a: General, Atomic and Solid State Physics. 275: 182-192. DOI: 10.1016/S0375-9601(00)00579-X  0.8
1998 Christodoulakis T, Kofinas G, Korfiatis E, Paschos A. Isolation of the true degree of freedom and normalizable wave functions for the general type V cosmology Physics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics. 419: 30-36.  0.8
1997 Christodoulakis T, Kofinas G, Korfiatis E, Paschos A. Wave functions for the general type II cosmology Physics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics. 390: 55-58.  0.8
1996 Christodoulakis T, Korfiatis E, Paschos A. New method for constructing valid Hamiltonians for class-B spacetimes and the quantization of the general type-V cosmology. Physical Review D: Particles and Fields. 54: 2691-2698. PMID 10020946  0.8
1994 Christodoulakis T, Korfiatis E. Variational principles vs. Spatial homogeneity Il Nuovo Cimento B. 109: 1155-1168. DOI: 10.1007/BF02726679  0.8
1994 Christodoulakis T, Grammenos T, Korfiatis E, Spanos VC. Exact solutions to the Dirac equation for neutrinos propagating in a particular Vaidya background Journal of Mathematical Physics. 35: 2430-2437.  0.8
1991 Christodoulakis T, Korfiatis E. Contact transformations and the quantisation of constraint systems Physics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics. 256: 484-490. DOI: 10.1016/0370-2693(91)91791-S  0.8
1991 Christodoulakis T, Korfiatis E. Uniqueness of closure of the constraint algebra for quantum gravity Il Nuovo Cimento B. 106: 239-252. DOI: 10.1007/BF02759769  0.8
1988 Christodoulakis T, Papadopoulos CG. Quantization of Robertson-Walker geometry coupled to a spin-(3/2 field. Physical Review D: Particles and Fields. 38: 1063-1068. PMID 9959242 DOI: 10.1103/PhysRevD.38.1063  0.8
1987 Christodoulakis T, Zanelli J. Canonical approach to quantum gravity Classical and Quantum Gravity. 4: 851-867. DOI: 10.1088/0264-9381/4/4/020  0.8
1986 Christodoulakis T, Zanelli J. Consistent algebra for the constraints of quantum gravity Il Nuovo Cimento B Series 11. 93: 22-35. DOI: 10.1007/BF02728300  0.8
1986 Christodoulakis T, Zanelli J. Operator ordering in quantum mechanics and quantum gravity Il Nuovo Cimento B Series 11. 93: 1-21. DOI: 10.1007/BF02728299  0.8
1984 Christodoulakis T, Zanelli J. Quantization of Robertson-Walker geometry coupled to fermionic matter Physical Review D. 29: 2738-2745. DOI: 10.1103/PhysRevD.29.2738  0.8
1984 Christodoulakis T, Zanelli J. Quantum mechanics of the Robertson-Walker geometry Physics Letters A. 102: 227-230. DOI: 10.1016/0375-9601(84)90698-4  0.8
1981 Christodoulakis T. Two singular quantum universes Il Nuovo Cimento B Series 11. 66: 81-95. DOI: 10.1007/BF02725483  0.8
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