Publications

2020
Diamandis GA, Georgalas BC, Kaskavelis K, Pavlopoulos G. {Multi-field inflation from a higher derivative N = 1 Supergravity model}. 2020.
2017
Diamandis GA, Georgalas BC, Kaskavelis K, Lahanas AB, Pavlopoulos G. {Deforming the Starobinsky model in ghost-free higher derivative supergravities}. Phys. Rev. D. 2017;96:044033.
2015
Diamandis GA, Georgalas BC, Kaskavelis K, Kouroumalou P, Lahanas AB, Pavlopoulos G. {Inflation in $R^2$ supergravity with non-minimal superpotentials}. Phys. Lett. B. 2015;744:74–81.
Diamandis GD, Lahanas AB, Tamvakis K. {Towards a formulation of $f(R)$ supergravity}. Phys. Rev. D. 2015;92:105023.
2014
Diamandis GA, Georgalas BC, Kouroumalou P, Lahanas AB. {Six-dimensional origin of gravity mediated brane to brane supersymmetry breaking}. Phys. Rev. D. 2014;89:085007.
Chiou-Lahanas C, Diamandis GA, Georgalas BC. {Universe Acceleration in Brane World Models}. Mod. Phys. Lett. A. 2014;29:1450097.
2010
Diamandis GA, Georgalas BC, Kouroumalou P, Lahanas AB. {The soft supersymmetry breaking in D=5 supergravity compactified on $S_{1}/Z_{2}$ orbifolds}. Phys. Lett. B. 2010;692:26–31.
2009
Chiou-Lahanas C, Diamandis GA, Georgalas BC. {Five-Dimensional Black Hole String Backgrounds and Brane Universe Acceleration}. Phys. Lett. B. 2009;678:485–490.
2008
Diamandis GA, Georgalas BC, Kouroumalou P, Lahanas AB. {On the radion mediation of the Supersymmetry breaking in N=. Phys. Lett. B. 2008;660:247–253.
2006
Diamandis GA, Georgalas BC, Lahanas AB, Mavromatos NE, Nanopoulos DV. {Dissipative Liouville Cosmology: A Case Study}. Phys. Lett. B. 2006;642:179–186.
2004
Diamandis GA, Georgalas BC, Kouroumalou P, Lahanas AB. {On the brane coupling of unified orbifolds with gauge interactions in the bulk}. Phys. Lett. B. 2004;602:112–122.
2002
Diamandis GA, Georgalas BC, Mavromatos NE, Papantonopoulos E. {Acceleration of the universe in type 0 noncritical strings}. Int. J. Mod. Phys. A. 2002;17:4567–4589.
Diamandis GA, Georgalas BC, Mavromatos NE, Papantonopoulos E, Pappa I. {Cosmological evolution in a type 0 string theory}. Int. J. Mod. Phys. A. 2002;17:2241–2266.
Diamandis GA, Georgalas BC, Kouroumalou P, Lahanas AB. {On the stability of the classical vacua in a minimal SU(5) 5-D supergravity model}. New J. Phys. 2002;4:1.
2001
Christodoulakis T, Diamandis GA, Georgalas BC, Vagenas EC. {Bogoliubov coefficients of 2-D charged black holes}. Phys. Lett. B. 2001;501:269–276.
Christodoulakis T, Diamandis GA, Georgalas BC, Vagenas EC. {Casimir effect in 2-D stringy black hole backgrounds}. Phys. Rev. D. 2001;64:124022.
2000
Chiou-Lahanas C, Diamandis GA, Georgalas BC, Kapella-Ekonomou A, Maintas XN. {Static and nonstatic quantum effects in two-dimensional dilaton gravity}. Mod. Phys. Lett. A. 2000;15:1627–1636.
1999
Diamandis GA, Georgalas BC, Mavromatos NE, Papantonopoulos E. {On `graceful exit' from inflationary phase in two-dimensional Liouville string cosmology}. Phys. Lett. B. 1999;461:57–65.
1998
Diamandis GA, Ellis JR, Georgalas BC, Mavromatos NE, Nanopoulos DV, Papantonopoulos E. {Irreversible time flow in a two-dimensional dilaton black hole with matter}. Int. J. Mod. Phys. A. 1998;13:4265–4280.
Diamandis GA, Georgalas BC, Mavromatos NE. {N=1 supersymmetric spin charge separation in effective gauge theories of planar magnetic superconductors}. Mod. Phys. Lett. A. 1998;13:387–404.
1996
Chiou-Lahanas C, Diamandis GA, Georgalas BC, Kapella-Economou A, Maintas XN. {Back reaction effects in the two-dimensional dilaton gravity}. Phys. Rev. D. 1996;54:6226–6232.
1995
Diamandis GA, Georgalas BC, Papantonopoulos E. {Tachyon effects on the two-dimensional black hole geometry}. Mod. Phys. Lett. A. 1995;10:1277–1286.
Chiou-Lahanas C, Diamandis GA, Georgalas BC, Maintas XN, Papantonopoulos E. {Tachyon field quantization and Hawking radiation}. Phys. Rev. D. 1995;52:5877–5882.
1993
Diamandis GA, Georgalas BC, Lahanas AB, Papantonopoulos E. {On the high-energy suppression of transition amplitudes in the driven anharmonic oscillator}. Phys. Lett. B. 1993;306:319–326.
1992
Diamandis GA, Georgalas BC, Lahanas AB, Papantonopoulos E. {On the high-energy suppression of transition amplitudes in the driven anharmonic oscillator}. 1992.
Diamandis GA, Georgalas BC, Lahanas AB. {Does sigma model conformal invariance imply a Robertson-Walker universe?}. Phys. Lett. B. 1992;287:69–72.
Diamandis GA, Georgalas BC, Lahanas AB, Papantonopoulos E. {The Effect of the 2-D gravity to the Beta functions of a nonlinear sigma model}. Phys. Lett. B. 1992;277:398–404.
Diamandis GA, Georgalas BC, Maintas X, Mavromatos NE. {Time dependent perturbations in two-dimensional string black holes}. Phys. Lett. B. 1992;297:67–73.
1990
Diamandis GA, Georgalas BC, Lahanas AB. {Conformal invariance beyond the leading order in the supersymmetric nonlinear sigma model with dilaton}. Phys. Rev. D. 1990;42:4094–4104.
Diamandis GA, Georgalas BC, Lahanas AB. {O (alpha-prime**3) BETA FUNCTIONS IN THE SUPERSYMMETRIC sigma MODEL WITH DILATON}. Phys. Lett. B. 1990;247:555–561.
1989
Diamandis GA, Georgalas BC, Lahanas AB, Papadopoulos CG. {LOCAL SUPERSYMMETRY AND SUPERCONFORMAL ALGEBRA IN TWO-DIMENSIONS AND STRINGS IN BACKGROUND FIELDS}. Phys. Lett. B. 1989;227:81–86.
1986
Diamandis GA, Ellis JR, Lahanas AB, Nanopoulos DV. {Vanishing Scalar Masses in No Scale Supergravity}. Phys. Lett. B. 1986;173:303–308.
1985
Diamandis GA, Georgalas BC. {A TREE LEVEL STUDY OF A SIMPLE N=1 LOCALLY SUPERSYMMETRIC SU(5) MODEL}. Phys. Lett. B. 1985;160:263–266.