V. K. Oikonomou

1. Ghost-free non-local F(R) Gravity Cosmology
   2019/11/17 by Shin’ichi Nojiri, Sergei D. Odintsov, Nojiri, Shin'ichi +3 · 4 citations
   Earth and Planetary Sciences · Physics and Astronomy · #Black Holes and Theoretical Physics #Cosmology and Gravitation Theories #Cosmology and Nongalactic Astrophysics (astro-ph.CO) #FOS: Physical sciences #General Relativity and Quantum Cosmology (gr-qc) #Geophysics and Gravity Measurements #High Energy Physics - Theory (hep-th)
2. Unifying Inflation with Early and Late-time Dark Energy in F(R) Gravity
   2019/12/31 by Shin’ichi Nojiri, Nojiri, Shin'ichi, Sergei D. Odintsov +3 · 4 citations
   Earth and Planetary Sciences · Physics and Astronomy · #Cosmology and Gravitation Theories #Cosmology and Nongalactic Astrophysics (astro-ph.CO) #FOS: Physical sciences #General Relativity and Quantum Cosmology (gr-qc) #Geophysics and Gravity Measurements #High Energy Physics - Theory (hep-th) #Relativity and Gravitational Theory
3. Propagation of Gravitational Waves in a Dynamical Wormhole Background for Two-scalar Einstein-Gauss-Bonnet Theory
   2023/12/05 by E. Elizalde, Shin’ichi Nojiri, Elizalde, E. +5 · 5 citations
   Physics and Astronomy · #Cosmology and Gravitation Theories #Black Holes and Theoretical Physics #Pulsars and Gravitational Waves Research
4. GW170817 Viable Einstein-Gauss-Bonnet Inflation Compatible with the Atacama Cosmology Telescope Data
   2025/06/09 by Sergei D. Odintsov, Odintsov, S. D., V. K. Oikonomou +1 · 18 citations
   Physics and Astronomy · #Black Holes and Theoretical Physics #Cosmology and Gravitation Theories #Cosmology and Nongalactic Astrophysics (astro-ph.CO) #FOS: Physical sciences #Galaxies: Formation, Evolution, Phenomena #General Relativity and Quantum Cosmology (gr-qc) #High Energy Physics - Theory (hep-th)
5. Chandrasekhar Mass Limit of White Dwarfs in Modified Gravity
   2022/11/27 by Artyom V. Astashenok, Astashenok, Artyom V., V. K. Oikonomou +2 · 3 citations
   Physics and Astronomy · Earth and Planetary Sciences · #Cosmology and Gravitation Theories #Geophysics and Gravity Measurements #Pulsars and Gravitational Waves Research
6. Dynamical Dark Energy from F(R) Gravity Models Unifying Inflation with Dark Energy: Confronting the Latest Observational Data
   2025/06/02 by Sergei D. Odintsov, V. K. Oikonomou, Odintsov, S. D. +3 · 15 citations
   Computer Science · Earth and Planetary Sciences · Physics and Astronomy · #Computational Physics and Python Applications #Cosmology and Gravitation Theories #Cosmology and Nongalactic Astrophysics (astro-ph.CO) #FOS: Physical sciences #General Relativity and Quantum Cosmology (gr-qc) #Geophysics and Gravity Measurements
7. Primordial gravitational waves predictions for GW170817-compatible Einstein–Gauss–Bonnet theory
   2022/04/18 by V. K. Oikonomou, V.K. Oikonomou · 2 citations
   Physics and Astronomy · #Black Holes and Theoretical Physics #Cosmology and Gravitation Theories #Solar and Space Plasma Dynamics
8. Electroweak Phase Transition in Singlet Extensions of The Standard Model with Dimension-Six Operators
   2024/03/03 by V. K. Oikonomou, Oikonomou, V. K., Apostolos Giovanakis +1 · 3 citations
   Mathematics · Physics and Astronomy · #Cosmology and Gravitation Theories #Cosmology and Nongalactic Astrophysics (astro-ph.CO) #FOS: Physical sciences #General Relativity and Quantum Cosmology (gr-qc) #High Energy Physics - Phenomenology (hep-ph) #High Energy Physics - Theory (hep-th) #Relativity and Gravitational Theory #advanced mathematical theories
9. Einstein-Gauss-Bonnet Cosmological Theories at Reheating and at the End of the Inflationary Era
   2024/01/20 by V. K. Oikonomou, Pyotr Tsyba, Oikonomou, V. K. +3 · 3 citations
   Physics and Astronomy · #Cosmology and Gravitation Theories #Cosmology and Nongalactic Astrophysics (astro-ph.CO) #FOS: Physical sciences #Galaxies: Formation, Evolution, Phenomena #General Relativity and Quantum Cosmology (gr-qc) #Solar and Space Plasma Dynamics
10. Towards Model Agnostic F(R) Gravity Inflation
    2025/04/01 by V. K. Oikonomou, Oikonomou, V. K. · 5 citations
    Earth and Planetary Sciences · Physics and Astronomy · Engineering · #Geophysics and Gravity Measurements #Solar and Space Plasma Dynamics #Reservoir Engineering and Simulation Methods
11. Power-law F(R) Gravity as Deformations to Starobinsky Inflation in View of ACT
    2025/09/08 by Sergei D. Odintsov, V. K. Oikonomou, Odintsov, S. D. +1 · 10 citations
    Earth and Planetary Sciences · Physics and Astronomy · #Black Holes and Theoretical Physics #Cosmology and Gravitation Theories #Cosmology and Nongalactic Astrophysics (astro-ph.CO) #FOS: Physical sciences #General Relativity and Quantum Cosmology (gr-qc) #Geophysics and Gravity Measurements #High Energy Physics - Theory (hep-th)
12. Quantitative Predictions for f(R) Gravity Primordial Gravitational Waves
    2021/08/25 by Sergei D. Odintsov, Odintsov, S. D., V. K. Oikonomou +3 · 3 citations
    Physics and Astronomy · #Cosmology and Gravitation Theories #Cosmology and Nongalactic Astrophysics (astro-ph.CO) #FOS: Physical sciences #General Relativity and Quantum Cosmology (gr-qc) #High Energy Physics - Theory (hep-th) #Pulsars and Gravitational Waves Research #Relativity and Gravitational Theory
13. Non-minimally Coupled Scalar k-Inflation Dynamics
    2021/01/03 by V. K. Oikonomou, Oikonomou, V. K. · 1 citation
    Physics and Astronomy · Economics, Econometrics and Finance · #Cosmology and Gravitation Theories #Black Holes and Theoretical Physics #Stochastic processes and financial applications
14. Compact Stars with Dark Energy in General Relativity and Modified Gravity
    2023/07/27 by Artyom V. Astashenok, Astashenok, Artyom V., V. K. Oikonomou +2 · 1 citation
    Biochemistry, Genetics and Molecular Biology · Earth and Planetary Sciences · Physics and Astronomy · #Cosmology and Gravitation Theories #Cosmology and Nongalactic Astrophysics (astro-ph.CO) #FOS: Physical sciences #General Relativity and Quantum Cosmology (gr-qc) #Geomagnetism and Paleomagnetism Studies #Geophysics and Gravity Measurements #High Energy Physics - Theory (hep-th)
15. A Stiff Pre-CMB Era with a Mildly Blue-tilted Tensor Inflationary Era can Explain the 2023 NANOGrav Signal
    2023/09/09 by V. K. Oikonomou, Oikonomou, V. K. · 1 citation
    Physics and Astronomy · #Cosmology and Gravitation Theories #Cosmology and Nongalactic Astrophysics (astro-ph.CO) #Dark Matter and Cosmic Phenomena #FOS: Physical sciences #General Relativity and Quantum Cosmology (gr-qc) #Solar and Space Plasma Dynamics
16. Phantom Crossing and Oscillating Dark Energy with F(R) Gravity
    2025/06/26 by Shin’ichi Nojiri, Nojiri, Shin'ichi, Sergei D. Odintsov +3 · 6 citations
    Physics and Astronomy · #Black Holes and Theoretical Physics #Cosmology and Gravitation Theories #Cosmology and Nongalactic Astrophysics (astro-ph.CO) #Dark Matter and Cosmic Phenomena #FOS: Physical sciences #General Relativity and Quantum Cosmology (gr-qc) #High Energy Physics - Phenomenology (hep-ph) #High Energy Physics - Theory (hep-th)
17. Implications of a Scalar Field Interacting with the Dark Matter Fluid on the Primordial Gravitational Waves
    2024/06/13 by V. K. Oikonomou, Oikonomou, V. K. · 1 citation
    Earth and Planetary Sciences · Physics and Astronomy · #Cosmology and Gravitation Theories #Cosmology and Nongalactic Astrophysics (astro-ph.CO) #FOS: Physical sciences #General Relativity and Quantum Cosmology (gr-qc) #Geophysics and Gravity Measurements #High Energy Physics - Theory (hep-th) #Relativity and Gravitational Theory
18. Low-scale Mirror Standard Model Dark Matter and its Detection via Gravitational Waves and the Guitar Nebula
    2024/09/24 by V. K. Oikonomou, Oikonomou, V. K · 1 citation
    Physics and Astronomy · #Cosmology and Nongalactic Astrophysics (astro-ph.CO) #Dark Matter and Cosmic Phenomena #FOS: Physical sciences #General Relativity and Quantum Cosmology (gr-qc) #High Energy Physics - Phenomenology (hep-ph) #High Energy Physics - Theory (hep-th) #Radioactive Decay and Measurement Techniques #Relativity and Gravitational Theory