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Journal of Cosmology and Astroparticle Physics, ISSN 1475-7516, 10/2015, Volume 2015, Issue 10, pp. 66 - 66
Journal Article
Physics Letters B, ISSN 0370-2693, 10/2013, Volume 726, Issue 1-3, pp. 471 - 480
We present a new approach to find exact solutions for cosmological models. By requiring the existence of a symmetry transformation vector for the equations of... 
NOETHER SYMMETRY APPROACH | F(R) GRAVITY | MODELS | ASTRONOMY & ASTROPHYSICS | DYNAMICS | PHYSICS, NUCLEAR | SCALAR FIELD | PHYSICS, PARTICLES & FIELDS | Mathematical analysis | Elementary particles | Exact solutions | Scalars | Mathematical models | Transformations | Vectors (mathematics) | Equations of motion
Journal Article
The European Physical Journal C - Particles and Fields, ISSN 1434-6044, 10/2019, Volume 79, Issue 10, pp. 1 - 9
We study exact cosmological solutions in D-dimensional Einstein–Gauss–Bonnet model (with zero cosmological term) governed by two non-zero constants: \[\alpha... 
Time dependence | Mathematical models | Parameters | Gravitational constant | Exact solutions
Journal Article
Physical Review D - Particles, Fields, Gravitation and Cosmology, ISSN 1550-7998, 10/2015, Volume 92, Issue 8
In this work, we consider a generalized gravitational theory that contains the Einstein term, a scalar field, and the quadratic Gauss-Bonnet (GB) term. We... 
TENSOR | DILATONIC BLACK-HOLES | STRING GRAVITY | ASTRONOMY & ASTROPHYSICS | SINGULARITY | DARK ENERGY | EQUATIONS | RELATIVISTIC COSMOLOGY | PHYSICS, PARTICLES & FIELDS | Dynamic tests | Gravitation theory | Mathematical analysis | Exact solutions | Cosmology | Scalars | Joining | Mathematical models
Journal Article
International Journal of Modern Physics D, ISSN 0218-2718, 06/2017, Volume 26, Issue 7, p. 1750073
Scalar–tensor gravitational theories are important extensions of standard general relativity, which can explain both the initial inflationary evolution, as... 
dynamical Noether symmetry | scalar-tensor theory | exact solutions | Lie group approach | General relativity | SYMMETRIES | DARK ENERGY | CONSTANT | MACHS PRINCIPLE | SUPERNOVAE | QUINTESSENCE | ASTRONOMY & ASTROPHYSICS | RELATIVISTIC THEORY | DYNAMICS | MODIFIED GRAVITY
Journal Article
Classical and Quantum Gravity, ISSN 0264-9381, 02/2015, Volume 32, Issue 4, pp. 45008 - 45030
We show the existence of static, spherically symmetric spacetimes containing two stars of incompressible matter, possibly oppositely charged. The stars are... 
Nariai spacetime | General relativity | Exact solution | FLUIDS | exact solution | GENERAL-RELATIVITY | PHYSICS, MULTIDISCIPLINARY | ASTRONOMY & ASTROPHYSICS | GRAVITATION FIELD | general relativity | PHYSICS, PARTICLES & FIELDS | Cosmological constant | Horizon | Mathematical analysis | Stars | Quantum gravity | Symmetry
Journal Article
Physics Letters B, ISSN 0370-2693, 2010, Volume 693, Issue 3, pp. 213 - 217
Journal Article
Astrophysics and Space Science, ISSN 0004-640X, 04/2016, Volume 361, Issue 4, p. 1
The main objective of this manuscript is to study the anisotropic universe in f (G) Gravity. For this purpose, locally rotationally symmetric Bianchi type I... 
f(G) gravity | Bianchi type I | Exact solutions | STABILITY | ASTRONOMY & ASTROPHYSICS | PROBE WMAP OBSERVATIONS | f (G) gravity | UNIVERSE | EQUATION | Anisotropy | Analysis
Journal Article
International Journal of Modern Physics D, ISSN 0218-2718, 01/2019, Volume 28, Issue 1, p. 1950022
We consider a generalized Brans–Dicke model in which the scalar field has a self-interacting potential function. The scalar field is also allowed to couple... 
modified gravity | Cosmology | cosmological constant | ASTRONOMY & ASTROPHYSICS | Physics - High Energy Physics - Theory
Journal Article
Astrophysics and Space Science, ISSN 0004-640X, 2/2016, Volume 361, Issue 2, pp. 1 - 14
Journal Article
INTERNATIONAL JOURNAL OF MODERN PHYSICS A, ISSN 0217-751X, 04/2019, Volume 34, Issue 10
The Universe has a gravitational horizon with a radius R-h = c/H coincident with that of the Hubble sphere. This surface separates null geodesics approaching... 
mathematical and relativistic aspects of cosmology | General relativity | PHYSICS, NUCLEAR | FLATNESS | R-H | INFLATIONARY UNIVERSE | HORIZON | observational cosmology | exact solutions | MASS | REDSHIFT | relativity and gravitation | PHYSICS, PARTICLES & FIELDS
Journal Article
INDIAN JOURNAL OF PHYSICS, ISSN 0973-1458, 04/2016, Volume 90, Issue 4, pp. 485 - 493
Journal Article
天文和天体物理学研究:英文版, ISSN 1674-4527, 2016, Volume 16, Issue 12, pp. 75 - 88
We investigate plane symmetric spacetime filled with perfect fluid in the C-field cosmology of Hoyle and Narlikar. A new class of exact solutions has been... 
cosmology: miscellaneous | cosmology: early universe | cosmology: theory | MATTER | ASTRONOMY & ASTROPHYSICS | SINGULARITY | DARK ENERGY | CREATION | LYRA GEOMETRY | SPACE-TIMES | UNIVERSE | Deceleration | Mathematical analysis | Astronomical models | Exact solutions | Cosmology | Universe | Energy density | Mathematical models | Physics - General Physics
Journal Article