SCOAP3 Repository 10 records found  Search took 0.03 seconds. 
1. Electrically charged strange quark stars with a non-linear equation-of-state / Panotopoulos, Grigoris ; Rincón, Ángel
The properties of electrically charged strange quark stars are investigated. [...]
Published in EPJC 79 (2019) 524 10.1140/epjc/s10052-019-7042-7
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2. Greybody factors and quasinormal modes for a nonminimally coupled scalar field in a cloud of strings in (2 + 1)-dimensional background / Rincón, Ángel ; Panotopoulos, Grigoris
We study the propagation of a probe massless nonminimally coupled scalar field in a fixed gravitational background of a cloud of strings in (2 + 1) dimensions. [...]
Published in EPJC 78 (2018) 858 10.1140/epjc/s10052-018-6352-5
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3. Minimal geometric deformation in a cloud of strings / Panotopoulos, Grigoris ; Rincón, Ángel
We find new exact analytical solutions in three-dimensional gravity applying the Minimal Geometric Deformation approach in a cloud of strings..
Published in EPJC 78 (2018) 851 10.1140/epjc/s10052-018-6321-z
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4. Baryogenesis via leptogenesis in multi-field inflation / Panotopoulos, Grigoris ; Videla, Nelson
In multi-field reheating after modular j -inflation we investigate the conditions under which baryogenesis via non-thermal leptogenesis can be successfully realized. [...]
Published in EPJC 78 (2018) 774 10.1140/epjc/s10052-018-6266-2
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5. Greybody factors for a minimally coupled scalar field in a three-dimensional Einstein-power-Maxwell black hole background / Panotopoulos, Grigoris ; Rincón, Ángel
In the present work we study the propagation of a probe minimally coupled scalar field in Einstein-power-Maxwell charged black hole background in (1+2) dimensions. [...]
Published in Physical Review D 97 (2018) 10.1103/PhysRevD.97.085014 arXiv:1804.04684
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6. Stability under scalar perturbations and quasinormal modes of 4D Einstein–Born–Infeld dilaton spacetime: exact spectrum / Destounis, Kyriakos ; Panotopoulos, Grigoris ; Rincón, Ángel
We study the stability under scalar perturbations, and we compute the quasinormal modes of the Einstein–Born–Infeld dilaton spacetime in 1+3 dimensions. [...]
Published in EPJC 78 (2018) 139 10.1140/epjc/s10052-018-5576-8
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7. Quasinormal modes of scale dependent black holes in (1+2)-dimensional Einstein-power-Maxwell theory / Rincón, Ángel ; Panotopoulos, Grigoris
We study for the first time the stability against scalar perturbations, and we compute the spectrum of quasinormal modes of three-dimensional charged black holes in Einstein-power-Maxwell nonlinear electrodynamics assuming running couplings. [...]
Published in Phys. Rev. D 97 (2018) 10.1103/PhysRevD.97.024027 arXiv:1801.03248
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8. Stability of cosmic structures in scalar–tensor theories of gravity / Panotopoulos, Grigoris ; Rincón, Ángel
In the present work we study a concrete model of scalar–tensor theory of gravity characterized by two free parameters, and we compare its predictions to observational data and constraints coming from supernovae, solar system tests and the stability of cosmic structures. [...]
Published in EPJC 78 (2018) 40 10.1140/epjc/s10052-017-5470-9
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9. Stochastic quantum inflation for a canonical scalar field with linear self-interaction potential / Panotopoulos, Grigoris
We apply Starobinsky’s formalism of stochastic inflation to the case of a massless minimally coupled scalar field with linear self-interaction potential. [...]
Published in EPJC 77 (2017) 676 10.1140/epjc/s10052-017-5263-1
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10. Greybody factors for a nonminimally coupled scalar field in BTZ black hole background / Panotopoulos, Grigoris ; Rincón, Ángel
In the present work we study the propagation of a probe nonminimally coupled scalar field in BTZ black hole background. [...]
Published in Physics letters B (2017) 10.1016/j.physletb.2017.07.014
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See also: similar author names
2 Panotopoulos, G.
3 Panotopoulos, Grigorios
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