Publications (44)
Is Phantom Barrier Crossing Inevitable? A Cosmographic Analysis
Nandan Roy, Soumya Chakrabarti
Can a variation of Fine Structure Constant influence the fate of Gravitational Collapse?
Soumya Chakrabarti
$δ$-CDM: A Minimal Deformation of $Î$CDM with Scalar Field Reconstruction
Phichayoot Baisri, Nandan Roy, Prasanta Sahoo +2
Some aspects of reconstruction using a scalar field in f (T ) Gravity
Soumya Chakrabarti, Jackson Levi Said, Gabriel Farrugia
Self-similar scalar field collapse
Narayan Banerjee, Soumya Chakrabarti
The fate of a Quantum-Corrected Collapsing Star in General Relativity
Shibendu Gupta Choudhury, Soumya Chakrabarti
On the Limitations of a Generalized Vaidya Metric
Soumya Chakrabarti, Naresh Dadhich, Chiranjeeb Singha
On Reconstruction of Extended Teleparallel Gravity from the Cosmological Jerk Parameter
Soumya Chakrabarti, Jackson Levi Said, Kazuharu Bamba
Oppenheimer-Snyder Collapse in f(R) Gravity : Stalemate or Resolution?
Soumya Chakrabarti, Apratim Ganguly, Radouane Gannouji +1
Cosmic Variation of Proton to Electron Mass Ratio with an interacting Higgs Scalar Field
Soumya Chakrabarti
Self Similar Collapse and the Raychaudhuri equation
Shibendu Gupta Choudhury, Soumya Chakrabarti, Ananda Dasgupta +1
Cosmic Acceleration from a Simultaneous Variation of Fundamental Constants
Malavika K, Soumya Chakrabarti
On the stability of the objects of limiting compactness: Black hole and Buchdahl star
Soumya Chakrabarti, Chiranjeeb Singha, Naresh Dadhich
Conformal Symmetry and Non-Singular Scalar field Collapse
Mohamed Aarif A, Soumya Chakrabarti
Geometric Selection Rules for Singularity Formation in Modified Gravity
Soumya Chakrabarti
The CosmoVerse White Paper: Addressing observational tensions in cosmology with systematics and fundamental physics
Eleonora Di Valentino, Jackson Levi Said, Adam Riess +533
Exact Solutions and Accelerating Universe in Modified Brans-Dicke Theories
Purba Mukherjee, Soumya Chakrabarti
Collapsing spherical star in Scalar-Einstein-Gauss-Bonnet gravity with a quadratic coupling
Soumya Chakrabarti
A Cosmological Reconstruction of the Higgs Vacuum Expectation Value
Soumya Chakrabarti, Anagha V, Selva Ganesh +1
Conformally Flat Collapsing Stars in f (R) gravity
Soumya Chakrabarti, Rituparno Goswami, Sunil Maharaj +1
Self-Similar Collapse in Painleve-Gullstrand Coordinates
Soumya Chakrabarti, Chiranjeeb Singha
The River Model of Gravitational Collapse
Soumya Chakrabarti
On Generalized Theories of Varying Fine Structure Constant
Soumya Chakrabarti
Gravitational collapse in f(R) gravity for a spherically symmetric spacetime admitting a homothetic Killing vector
Soumya Chakrabarti, Narayan Banerjee
A Collapsing Distribution of Axion Dark Matter
Soumya Chakrabarti
Scalar field collapse in a conformally flat spacetime
Soumya Chakrabarti, Narayan Banerjee
Spherically symmetric collapse of a perfect fluid in f(R) gravity
Soumya Chakrabarti, Narayan Banerjee
Geodesic Congruences and a Collapsing Stellar Distribution in f (T ) Theories
Soumya Chakrabarti, Jackson Levi Said
A wormhole geometry from gravitational collapse
Soumya Chakrabarti, Sayan Kar
Aspects of Gravitational Collapse and the formation of Spacetime Singularities
Soumya Chakrabarti
Scalar Field Collapse with an exponential potential
Soumya Chakrabarti
Cosmic Acceleration and the notion of Alternative Vacuum in Nash Theory
Soumya Chakrabarti, Soumya Bhattacharya, Rabin Banerjee +1
Phase Transition and Thermodynamic Stability in an Entropy-driven Universe
Soumya Chakrabarti
Reconstruction of $f(R)$ lagrangian from a massive scalar field
Soumya Chakrabarti, Kazuharu Bamba, Jackson Levi Said
Screening Mechanism and Late-time Cosmology: Role of a Chameleon-Brans-Dicke Scalar Field
Soumya Chakrabarti, Koushik Dutta, Jackson Levi Said
Acceleration from a Phase of Entropic Balance
Soumya Chakrabarti
On the Polynomial Degeneracy of Ricci Invariants and Spacetime Singularity
Soumya Chakrabarti
Gravitational Collapse of a Chiellini Integrable Scalar Field
Mohamed Aarif A, Soumya Chakrabarti
Phase Transition and Critical Behavior in Gravitational Collapse
Soumya Chakrabarti
Traversable Wormholes with Non-Exotic Matter: The Role of Higher Curvature Corrections
M Daniel Ranjan, Soumya Chakrabarti, Sanjit Das
The paper investigates whether traversable wormholes can exist in a gravity theory that includes higher‑derivative curvature terms, showing that these corrections can lessen or rem…
Chiellini-Integrable Cosmologies with Phantom Divide Crossing
Soumya Chakrabarti, Nandan Roy
Traversable Wormholes with Spontaneous Symmetry Breaking
Soumya Chakrabarti, Chiranjeeb Singha
Scalar-Fermion Interaction as the Driver of Cosmic Acceleration
Soumya Chakrabarti, Amitabha Lahiri
Cosmic Acceleration in an Extended Brans-Dicke-Higgs Theory
Soumya Chakrabarti