Publications

Publications

2022

JOURNAL ARTICLES

  • Soumen Basak, Sukannya Bhattacharya, Mayukh R. Gangopadhyay, Nur Jaman, Raghavan Rangarajan and M. Sami: The paradigm of warm quintessential inflation and spontaneous baryogenesis, Journal of Cosmology and Astroparticle Physics, Vol. 03, 2022, 063

2021

JOURNAL ARTICLES

  • Jun-Qi Guo, Pankaj S. Joshi, Ramesh Narayan, Lin Zhang, Accretion disks around naked singularities, Class.Quant.Grav. 38 (2021) 035012.

2020

JOURNAL ARTICLES

  • K. Mosani, D. Dey, and P. S. Joshi, Strong curvature naked singularities in spherically symmetric perfect fluid collapse, Phys. Rev. D 101, (2020) 044052.
  • A. B. Joshi, D. Dey, P. S. Joshi, P. Bambhaniya, Shadow of a naked singularity without photon sphere, Phys. Rev. D 102, (2020) 024022.
  • M Sami, S Myrzakul, M Al Ajmi, Can massive neutrinos be responsible for late time phase transition aˆ la deceleration to acceleration in our Universe?, Physics of the Dark Universe, (2020) 100675.
  • K. Mosani, D. Dey, and P. S. Joshi, Global visibility of a strong curvature singularity in nonmarginally bound dust collapse, Phys. Rev. D 102, (2020) 044037.
  • D. Dey, R.Shaikh, and P. S. Joshi, Perihelion precession and shadows near black holes and naked singularities, Phys. Rev. D 102, (2020) 044042.
  • Jun-Qi Guo, Lin Zhang, Yuewen Chen, Pankaj S. Joshi, Hongsheng Zhang, Strength of the naked singularity in critical collapse, Eur.Phys.J.C 80 (2020) 10, 924.
  • Suratna Das, Gaurav Goswami, and Chethan Krishnan, Swampland, axions, and minimal warm inflation, Phys. Rev. D 101 (2020) 103529
  • R. Arya and R. Rangarajan: Study of warm inflationary models and their parameter estimation from CMB, International Journal of Modern Physics D, Vol. 29 No. 08, 2020, 2050055
  • R. Shaikh, P. Kocherlakota, R. Narayan, and P. S. Joshi, Shadows of spherically symmetric black holes and naked singularities, Monthly Notices of the Royal Astronomical Society, 482, (2019), 52-64.

2019

JOURNAL ARTICLES

  • P. Kocherlakota, P. S. Joshi, An Approach to Stability Analyses in General Relativity via Symplectic Geometry, Arab. J. Math. 8, (2019) 315-333.
  • D. Dey, P. S. Joshi, Gravitational Collapse of Baryonic and Dark matter, Arab. J. Math. 8, (2019) 269-292.
  • P. Bambhaniya, A. Joshi, D. Dey, P. S. Joshi, Timelike geodesics in Naked Singularity and Black Hole Spacetimes, Phys. Rev. D 100, (2019) 124020.
  • R.Shaikh, P. S. Joshi, Can we distinguish black holes from naked singularities by the images of their accretion disks?, JCAP 1910, (2019) 064.
  • D. Dey, P. S. Joshi, A. B. Joshi, P. Bambhaniya, Towards an observational test of black hole versus naked singularity at the galactic centre, Int. J. Mod. Phys. D 28, (2019) 1930024.
  • P. Kocherlakota, P. S. Joshi, S. Bhattacharyya, C. Chakraborty, A. Ray, Gravitomagnetism and pulsar beam precession near a Kerr black hole, Mon. Not. Roy. Astron. Soc. 490, (2019) 3262-3286.
  • S. Das and R. Rangarajan: A plausible solution to the problem of initial conditions for inflation, International Journal of Modern Physics D Vol. 28 No. 15, 2019, 1950165
  • Gaurav Goswami, Enhancement of axion decay constants in type IIA theory?, Phys. Rev. D 100 (2019) 066009
  • Mansi Dhuria, Gaurav Goswami, Trans-Planckian Censorship Conjecture and Non-thermal post-inflationary history, Phys. Rev. D 100 (2019) 123518

2018

JOURNAL ARTICLES

  • A. Dasgupta, R. K. Jain and R. Rangarajan: Effective chemical potential in spontaneous baryogenesis, Physical Review D, Vol. 98, 2018, 083527
  • Richa Arya, Arnab Dasgupta, Gaurav Goswami, Jayanti Prasad, Raghavan Rangarajan, Revisiting CMB constraints on Warm Inflation, JCAP 02 (2018) 043
  • R. Shaikh, P. S. Joshi, Gravitational collapse in (2+1)-dimensional Eddington-inspired Born-Infeld gravity, Phys. Rev. D 98, (2018) 024033.

2017

JOURNAL ARTICLES

  • Mansi Dhuria, Gaurav Goswami, Jayanti Prasad, Extranatural Inflation Redux, Phys. Rev. D 96 (2017) 083529
  • Gaurav Goswami, Girish Kumar Chakravarty, Subhendra Mohanty, A. R. Prasanna, Constraints on cosmological viscosity and self interacting dark matter from gravitational wave observations, Phys. Rev. D 95 (2017) 103509