Browsing by Issue Date

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  • Chatterjee, Ayan; Ghosh, Avirup (Springer, 2018-07)
    Quasilocal formulations of black hole are of immense importance since they reveal the essential and minimal assumptions required for a consistent description of black hole horizon, without relying on the asymptotic boundary ...
  • Kaur, Navpreet; Baliyan, Kiran S.; Chandra, S.; Sameer; Ganesh, Shashikiran (American Astronomical Society, 2018-07)
    With an aim to explore optical variability at diverse timescales in BL Lac source S5 0716+714, it was observed for 46 nights during 2013 January 14 to 2015 June 01 when it underwent two major outbursts. The observations ...
  • Fairoos, C.; Ghosh, Avirup; Sarkar, Sudipta (American Physical Society, 2018-07)
    We study the entropy evolution of black holes in Lovelock gravity by formulating a thermodynamic generalization of the null Raychaudhuri equation. We show that the similarity between the expressions of entropy change of ...

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