Recent Publications

  • Shadow analysis for rotating black holes in the presence of plasma for an expanding universe
    Authors: Abhishek Chowdhuri, Arpan Bhattacharyya
    Phys.Rev.D 104 (2021) 6, 064039 [2012.12914 [gr-qc]]
  • Complexity from the Reduced Density Matrix: a new Diagnostic for Chaos
    Authors: Arpan Bhattacharyya, S. Shajidul Haque, Eugene H. Kim
    JHEP 10 (2021) 028 [2011.04705 [hep-th]]
  • Circuit complexity and (some of) its applications
    Authors: Arpan Bhattacharyya
    Int.J.Mod.Phys. E 30 (2021) 07, 2130005
  • Overcharging extremal black holes
    Authors: Rajes Ghosh, Akash K. Mishra, Sudipta Sarkar
    Phys. Rev. D 104 (2021) 10, 104043 [arXiv: 2106.10667 [gr-qc]]
  • Causality constraints in Quadratic Gravity
    Authors: Jose D. Edelstein, Rajes Ghosh, Alok Laddha, Sudipta Sarkar
    JHEP 09 (2021) 150, [arXiv: 2107.07424 [hep-th]]
  • Signature of Non-uniform Area Quantization on Gravitational Waves
    Authors: Kabir Chakravarti, Rajes Ghosh, Sudipta Sarkar
    Phys. Rev. D 104, 084049, [arXiv: 2108.02444 [gr-qc]]
  • Ringdown of charged compact objects using membrane paradigm
    Authors: Mostafizur Rahman, Arpan Bhattacharyya
    Phys.Rev.D 104 (2021) 4, 044045, [arXiv: 2104.00074 [gr-qc]]
  • Islands and complexity of eternal black hole and radiation subsystems for a doubly holographic model
    Authors: Aranya Bhattacharya, Arpan Bhattacharyya, Pratik Nandy, Ayan K. Patra
    JHEP 05 (2021) 135, [arXiv: 2103.15852 [hep-th]]
  • Light rings of stationary spacetimes
    Authors: Rajes Ghosh, Sudipta Sarkar
    Phys. Rev. D 104, 044019 (2021), [arXiv:2107.07370]
  • Black Hole Zeroth Law in Higher Curvature Gravity
    Authors: Rajes Ghosh, Sudipta Sarkar
    Phys. Rev. D 102, 101503 (2020), [arXiv:2009.01543]
  • Overcharging higher curvature black holes
    Authors: Rajes Ghosh, C. Fairoos, Sudipta Sarkar 
    Phys. Rev. D 100, 124019 (2019), [arXiv:1906.08016]
  • Constraints on higher curvature gravity from time delay between GW170817 and GRB 170817A
    Authors: Avirup Ghosh, Soumya Jana, Akash K Mishra, Sudipta Sarkar
    Phys. Rev. D 100, 084054 (2019), [arXiv:1906.08014]
  • Displacement memory effect near the horizon of black holes
    Authors: Srijit Bhattacharjee, Shailesh Kumar, Arpan Bhattacharyya
    JHEP 2103 (2021) 134, [arXiv:2010.16086]
  • The Multi-faceted Inverted Harmonic Oscillator: Chaos and Complexity
    Authors: Arpan Bhattacharyya, Wissam Chemissany, S. Shajidul Haque, Jeff Murugan, Bin Yan 
    SciPost Phys.Core 4 (2021) 002, [arXiv:2007.01232]
  • Scalar perturbations of black holes in Jackiw-Teitelboim gravity
    Authors: Srijit Bhattacharjee, Subhodeep Sarkar, Arpan Bhattacharyya
    Phys. Rev. D103 (2021) no.2, 024008, [arXiv:2011.08179]

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