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Sankhasubhra Nag
Sankhasubhra Nag
Sarojini Naidu College for Women, Kolkata, India
Verified email at sncwgs.ac.in
Title
Cited by
Cited by
Year
The role of flow geometry in influencing the stability criteria for low angular momentum axisymmetric black hole accretion
S Nag, S Acharya, AK Ray, TK Das
New Astronomy 17 (3), 285-295, 2012
352012
The role of axisymmetric flow configuration in the estimation of the analogue surface gravity and related Hawking like temperature
N Bilić, A Choudhary, TK Das, S Nag
Classical and quantum gravity 31 (3), 035002, 2013
272013
Model dependence of the multi-transonic behaviour, stability properties and the corresponding acoustic geometry for accretion onto rotating black holes
S Saha, S Sen, S Nag, S Raychowdhury, TK Das
New Astronomy 43, 10-21, 2016
182016
Black hole spin dependence of general relativistic multi-transonic accretion close to the horizon
TK Das, S Nag, S Hegde, S Bhattacharya, I Maity, B Czerny, P Barai, ...
New Astronomy 37, 81-104, 2015
172015
Dynamical manifestation of quantum chaos: density matrix fluctuations in subsystems
A Lahiri, S Nag
Physics Letters A 318 (1-2), 6-14, 2003
162003
Entropy production due to coupling to a heat bath in the kicked rotor problem
S Nag, A Lahiri, G Ghosh
Physics Letters A 292 (1-2), 43-48, 2001
152001
Quantum chaos: Reduced density matrix fluctuations in coupled systems
S Nag, G Ghosh, A Lahiri
Physica D: Nonlinear Phenomena 204 (1-2), 110-121, 2005
92005
Effective sound speed in relativistic accretion discs around Schwarzschild black holes
MA Shaikh, S Maity, S Nag, TK Das
New Astronomy 69, 48-57, 2019
82019
Influence of the black hole spin on the chaotic particle dynamics within a dipolar halo
S Nag, S Sinha, DB Ananda, TK Das
Astrophysics and Space Science 362, 1-8, 2017
52017
An analytical study on the multi-critical behaviour and related bifurcation phenomena for relativistic black hole accretion
S Agarwal, TK Das, R Dey, S Nag
General Relativity and Gravitation 44 (7), 1637-1655, 2012
52012
Low angular momentum accretion of fractal medium on to Kerr black holes and the emergence of the acoustic manifold
S Majumder, S Nag, TK Das
Monthly Notices of the Royal Astronomical Society 480 (3), 3017-3030, 2018
42018
Influence of geometrical configuration on low angular momentum relativistic accretion around rotating black holes
P Tarafdar, DA Bollimpalli, S Nag, TK Das
Physical Review D 100 (4), 043024, 2019
32019
Mixing and Decoherence to Nearest Separable States
A Lahiri, G Ghosh, S Nag
International Journal of Quantum Information 7 (04), 829-846, 2009
32009
Second Order Perturbative Effects on the Acoustic Geometry
N Roy, S Singh, S Nag, TK Das
arXiv preprint arXiv:1803.05312, 2018
22018
Influence of matter geometry on shocked flows-II: Accretion in the Kerr metric
P Tarafdar, DB Ananda, S Nag, TK Das
arXiv preprint arXiv:1612.06882 41, 2016
12016
Behaviour of low angular momentum relativistic accretion close to the event horizon
TK Das, S Nag, S Hegde, S Bhattacharya, I Maity, B Czerny, P Barai, ...
arXiv preprint arXiv:1211.6952, 2012
12012
Signatures of quantum chaos in the reduced density matrix of subsystems
S Nag, G Ghosh, A Lahiri
Proc. of the First National Conference on Nonlinear Systems and Dynamics, 53, 2003
12003
Effective sound speed in relativistic accretion discs around Schwarzschild black holes
M Arif Shaikh, S Maity, S Nag, TK Das
arXiv e-prints, arXiv: 1806.04084, 2018
2018
Axially Symmetric Accretion of Fractal Medium onto Rotating Black Holes and the emergence of the Acoustic Manifold
S Majumder, TK Das, S Nag
arXiv preprint arXiv:1702.01489, 2017
2017
Transonic behaviour and stability analysis of quasi-viscous black hole accretion
DB Ananda, S Chaudhury, TK Das, I Maity, S Nag
arXiv preprint arXiv:1512.08488, 2015
2015
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