3 papers
gr-qc2021
Tidal heating of black holes and exotic compact objects on the brane
Sumanta Chakraborty, Sayak Datta, Subhadip Sau
During the early phase of in-spiral of a binary system, the tidal heating of a compact object due to its companion plays a significant role in the determination of the orbital evol…
gr-qc2020
Imprints of the Janis-Newman-Winicour spacetime on observations related to shadow and accretion
Subhadip Sau, Indrani Banerjee, Soumitra SenGupta
The final fate of gravitational collapse of massive stars has been a subject of interest for a long time since such a collapse may lead to black holes and naked singularities alike…
gr-qc2019
Implications of axionic hair on shadow of M87*
Indrani Banerjee, Subhadip Sau, Soumitra SenGupta
Detection of axion field can unfold intriguing facets of our universe in several astrophysical and cosmological scenarios. In four dimensions, such a field owes its origin to the c…