activity
20242026
collaborators

6 papers

gr-qc2026

Equatorial Periodic Orbits and Gravitational Wave Phenomenology around Spherically-symmetric vacuum solution in Freund-Nambu scalar-tensor gravity

Dhruba Jyoti Gogoi, Jyatsnasree Bora, Himanshu Chaudhary +2

We investigate test particle dynamics and gravitational wave (GW) phenomenology in an exact spherically symmetric vacuum solution of Freund - Nambu scalar - tensor gravity. This fr…

gr-qc2026

Joule-Thomson effect and Efficiency of deformed AdS-Schwarzschild black hole in presence of quintessence

Dhruba Jyoti Gogoi, Ronit Karmakar, Jyatsnasree Bora +2

We study the Joule-Thomson expansion and extended thermodynamics of a modified black hole characterised by the parameters , , and . Analysis of the Hawking temperature,…

gr-qc2026

Equatorial periodic orbits and gravitational wave signatures in Euler-Heisenberg black holes surrounded by perfect fluid dark matter

Dhruba Jyoti Gogoi, Jyatsnasree Bora, Ali Övgün

We investigate equatorial periodic orbits and their gravitational wave radiation in the spacetime of an Euler--Heisenberg (EH) black hole surrounded by perfect fluid dark matter (P…

hep-th2025

Thermodynamics of deformed AdS-Schwarzschild black holes in the presence of Thermal fluctuations

Dhruba Jyoti Gogoi, Poppy Hazarika, Jyatsnasree Bora +1

This paper examines the thermodynamic properties and stability of deformed AdS-Schwarzschild black holes, focusing on the effects of deformation () and thermal correction param…

hep-th2025

Optical, Dynamic and Topological Characteristics of Deformed Schwarzschild Black Holes

Dhruba Jyoti Gogoi, Jyatsnasree Bora, Filip Studnička +1

We investigate the temperature, photon and shadow radii, quasinormal modes (QNMs), time domain profiles, greybody factors, emission rates and topological characteristics of deforme…

gr-qc2024

Corrected Thermodynamics and Stability of Magnetic charged AdS Black Holes surrounded by Quintessence

Dhruba Jyoti Gogoi, Yassine Sekhmani, Shyamalee Bora +3

In this study, we explore the corrected thermodynamics of non-linear magnetic charged anti-de Sitter (AdS) black holes surrounded by quintessence, incorporating thermal fluctuation…