activity
20242026
collaborators

9 papers

hep-th2026

Testing the AdS/CFT Correspondence Through Thermodynamic Geometry of Nonlinear Electrodynamics AdS Black Holes with Generalized Entropies

Abhishek Baruah, Amijit Bhattacharjee, Prabwal Jyoti Phukon

We investigate the thermodynamics and thermodynamic geometry of several Anti--de Sitter black hole solutions arising from nonlinear electromagnetic theories, namely the ModMax, non…

hep-th2026

Ensemble Dependent Holographic Phase Transitions in 4 Dyonic AdS Black Holes

Abhishek Baruah, Prabwal Phukon

This work studies the holographic thermodynamics of dyonic Anti--de Sitter black holes within the AdS/CFT correspondence. By allowing variations of the cosmological constant $…

gr-qc2025

Observational Constraints on f(R,T) gravity coupled with NED from Black Hole Quasi Periodic Oscillations

Bidyut Hazarika, Abhishek Baruah, Prabwal Phukon

In this work, we examine the influence of nonlinear electrodynamics (NED) and gravity on quasi-periodic oscillations (QPOs) around a magnetically charged black hole. By an…

hep-th2025

Holographic Fractional Order Phase Transitions in CFTs Dual to AdS Black Holes

Abhishek Baruah, Prabwal Phukon

In this work, we investigate the CFT phase transitions of various AdS black hole solutions, including the Reissner-Nordström-AdS (RN-AdS) black hole, the ModMax-AdS black hole, an…

hep-th2025

Holographic Einstein Rings of AdS black holes with higher derivative corrections in presence of string cloud

Abhishek Baruah, Bidyut Hazarika, Prabwal Phukon

This paper seeks to explore the holographic optical appearance of an AdS black hole with higher derivative corrections in the presence of a string cloud, drawing on the AdS/CFT cor…

hep-th2025

Holographic Einstein Ring of AdS Reissner Nordstrm Black Holes with Euler Heisenberg Nonlinear Electrodynamics

Abhishek Baruah, Prabwal Phukon

This study, situated within the framework of the AdS/CFT correspondence, employs wave optics methods to investigate the Einstein ring structure of quantum corrected AdS Reissner No…