26 citations · 182 across the 32 of their papers we have counts for
17 papers · 1 filter
Quantum gravitational deflection of parallel matter wave beams
Soham Sen, Vlatko Vedral
It is well known that two parallel photon beams do not deflect under the effect of their energy-momentum tensor. In this work, we propose a novel model where two spatially separate…
Signatures of Quantum Gravity In Relativistic Quantum Systems
Soham Sen
In this thesis, we have used a linearized quantum gravity setting to investigate the effects of gravitons on matter systems. Based on the graviton-matter interaction, we have then…
Detecting gravitational waves by emission of photons from charged Weber bars
Soham Sen
In this work, we propose a novel experimental set-up using charged resonant gravitational wave detectors. We exploit the semi-classical analogue of the Gertsenshtein effect where t…
Derivative coupling in horizon brightened acceleration radiation: a quantum optics approach
Ashmita Das, Anjana Krishnan, Soham Sen +1
Horizon Brightened Acceleration Radiation (HBAR) signifies a unique radiation process and provides a promising framework in exploring acceleration radiation in flat/ curved spaceti…
Inverse logarithmic correction in the HBAR entropy of an atom falling into a renormalization group improved charged black hole
Arpita Jana, Soham Sen, Sunandan Gangopadhyay
In this work, we have considered a spherically symmetric non-rotating charged black hole geometry where both the Newton's gravitational constant and the charge of the black hole fl…
Renormalization group improved cosmology in the presence of a stiff matter era
Gopinath Guin, Soham Sen, Sunandan Gangopadhyay
In \href{https://link.aps.org/doi/10.1103/PhysRevD.92.103004}{Phys. Rev. D 92 (2015) 103004}, simple analytical solutions of the Friedman equations were obtained for a universe hav…
Thermodynamics of a Schwarzschild black hole surrounded by quintessence in the generalized uncertainty principle framework
Soham Sen, Abhijit Dutta, Sunandan Gangopadhyay
We investigate the thermodynamics of a Schwarzschild black hole, surrounded by the quintessence energy-matter in the linear and quadratic generalized uncertainty principle framewor…
Atom falling into a quantum corrected charged black hole and HBAR entropy
Arpita Jana, Soham Sen, Sunandan Gangopadhyay
In an earlier analysis \href{https://link.aps.org/doi/10.1103/PhysRevD.105.085007}{Phys. Rev. D 105 (2022) 085007}, we have explored the event of acceleration radiation for an atom…
Horizon brightened accelerated radiation in the background of braneworld black holes
Ashmita Das, Soham Sen, Sunandan Gangopadhyay
The concept of horizon brightened acceleration radiation (HBAR) has brought to us a distinct mechanism of particle production in curved spacetime. In this manuscript we examine the…
Resonant detectors of gravitational wave in the linear and quadratic generalized uncertainty principle framework
Sukanta Bhattacharyya, Soham Sen, Sunandan Gangopadhyay
In this work, we consider a resonant bar detector of gravitational wave in the generalized uncertainty principle (GUP) framework with linear and quadratic momentum uncertainties. T…
Minimal length scale correction in the noise of gravitons
Soham Sen, Sunandan Gangopadhyay
In this paper we have considered a quantized and linearly polarized gravitational wave interacting with a gravitational wave detector (interferometer detector) in the generalized u…
Interference and reflection from the event horizon of a quantum corrected black hole
Sunandan Gangopadhyay, Soham Sen, Rituparna Mandal
In this work, we calculate the Hawking temperature for a quantum corrected black hole geometry using the method. We observe that quantum gravity…
Near horizon approximation and beyond for a two-level atom falling into a Kerr-Newman black hole
Soham Sen, Rituparna Mandal, Sunandan Gangopadhyay
In this work we investigate the phenomena of acceleration radiation for a two-level atom falling into the event horizon of a Kerr-Newman black hole. In https://link.aps.org/doi/10.…
Breaking of universal nature of central charge criticality in black holes in Gauss-Bonnet Gravity
Neeraj Kumar, Soham Sen, Sunandan Gangopadhyay
In this paper, we have studied the thermodynamics of Gauss-Bonnet black holes in D-dimensional spacetime. Here, the cosmological constant (), Newton's gravitational consta…
Path integral action for a resonant detector of gravitational waves in the generalized uncertainty principle framework
Soham Sen, Sukanta Bhattacharyya, Sunandan Gangopadhyay
The Heisenberg uncertainty principle gets modified by the introduction of an observer independent minimal length. In this work we have considered the resonant gravitational wave de…
Phase transition structure and breaking of universal nature of central charge criticality in a Born-Infeld black hole
Neeraj Kumar, Soham Sen, Sunandan Gangopadhyay
In this paper we have considered the thermodynamics of a Born-Infeld black hole using inputs from the dual boundary field theory. Here, we have varied the cosmological consta…
Near horizon aspects (and beyond) of acceleration radiation of an atom falling into a large class of static spherically symmetric black hole geometries
Soham Sen, Rituparna Mandal, Sunandan Gangopadhyay
The near horizon aspects (and beyond) of a black hole metric, which belongs to a large class of static spherically symmetric black holes, are considered here. It has been realized…