Research Interests
High Energy Physics, Understanding the deep interplay between theory of Quantum Gravity and Quantum Field Theories
BioSketch
Research
Holographic Timelike Entanglement Across Dimensions
2025
Carlos Nunez and Dibakar Roychowdhury | Springer
Journal: JHEP
Magnons and spikes for N=2 linear quivers and their non-Abelian T-duals
2024
Dibakar Roychowdhury | Springer
Journal: JHEP
Topology of black hole phase transition in JT gravity
2025
Hemant Rathi, Dibakar Roychowdhury | Elsevier
Journal: Physics Lett B
Holographic zero sound for N=2 SCFTs in 4d
2025
Dibakar Roychowdhury | Elsevier
Journal: Nuclear Physics B
AdS2 holography and ModMax
2023
Hemant Rathi, Dibakar Roychowdhury | Springer
Journal: JHEP Pages: 30 , Volumes: 07 ,
Spin 2 spectrum for marginal deformations of 4d N=2 SCFTs
2023
Sourav Roychowdhury, Dibakar Roychowdhury | Springer
Journal: JHEP
Nonrelativistic expansion of type IIA NS5 brane
2023
Dibakar Roychowdhury | Springer
Journal: European Physical Journal C
Interpolating between spacelike and timelike entanglement via holography
2025
Carlos Nunez and Dibakar Roychowdhury | APS
Journal: Physical Review D (Letter)
Metallic transports from accelerating black holes
2025
Dibakar Roychowdhury | Springer
Journal: JHEP
Phases of Euclidean wormholes in JT gravity
2023
Hemant Rathi, Dibakar Roychowdhury | Elsevier
Journal: Nuclear Physics B
Carrollian expansion of Born-Infeld Electrodynamics
2025
Aditya Mehra, Hemant Rathi, Dibakar Roychowdhury | Elsevier
Journal: Physics Letters B
Holographic duals of N = 1 quivers in 5d and their nonrelativistic limits
2023
Dibakar Roychowdhury | APS
Journal: Physical Review D Pages: 1-23 , Volumes: 107 ,
Factorised scattering and (non)integrability for marginally deformed $ AdS_5/CFT_4 $
2024
Dibakar Roychowdhury | Elsevier
Journal: Physics Letters B
Matrix Models and Non-Abelian T Dual of AdS5XS5
2023
D Roychowdhury | Wiley
Journal: Fortsch.Phys. Pages: 1-7 ,
Nonrelativistic expansion of Green-Schwarz strings on AdS_5 X S^5
2024
Dibakar Roychowdhury | Elsevier
Journal: Nuclear Physics B
Integrability and non-integrability for marginal deformations of 4d N=2 SCFTs
2023
Jitendra Pal, Sourav Roychowdhury, Arindam Lala, Dibakar Roychowdhury | Springer
Journal: JHEP
Covariant action for M5 brane in nonrelativistic M-theory
2024
Dibakar Roychowdhury | Elsevier
Journal: Nuclear Physics B
Matrix model correlators from non-Abelian T-dual of AdS_5 X S^5
2024
Dibakar Roychowdhury | Springer
Journal: JHEP
Non-chaotic dynamics for Yang-Baxter deformed AdS4×CP3 superstrings
2024
Jitendra Pal, Hemant Rathi, Arindam Lala, Dibakar Roychowdhury | Springer
Journal: EPJC
Field theory aspects of η-deformed superstring background
2025
Dibakar Roychowdhury | Springer
Journal: JHEP
Time-like Entanglement Entropy: a top-down approach
2025
C. Nunez, D. Roychowdhury | APS
Journal: Physical Review D
Holographic timelike entanglement and $c$ theorem for supersymmetric QFTs in ($ 0+1 $)d
2025
Dibakar Roychowdhury | Springer
Journal: JHEP
Holographic central charge for sine dilaton gravity
2025
Paramesh Mahapatra, Hemant Rathi, Dibakar Roychowdhury | Elsevier
Journal: Physics Letters B
Timelike entanglement and central charge for quantum BTZ black holes
2025
Dibakar Roychowdhury | Elsevier
Journal: Physics Letters B
Nonrelativistic expansion of M2 branes and M theory backgrounds
2022
Dibakar Roychowdhury | Springer
Journal: JHEP
Nonrelativistic strings and the limits of N = 2 dualities
2022
Dibakar Roychowdhury | Springer
Journal: JHEP
Honors And Awards
Teaching Engagements
Students
AdS2/CFT1 at finite density and holographic aspects of 2D black holes
01 Aug 2019 - 08 Feb 2024
Other Supervisors: NIL, Scholar: Hemant Rathi
TBA
16 Jul 2024 - 31 Jul 2029
Other Supervisors: NIL, Scholar: Paramesh Mahapatra
TBA
16 Jul 2024 - 31 Jul 2029
Other Supervisors: NIL, Scholar: Aman Tiwari
TBA
16 Jul 2024 - 31 Jul 2029
Other Supervisors: , Scholar: Mohd Aariyan Khan
Theoretical studies on integrable and nonintegrable strings in Gauge/String duality
01 Aug 2019 - 31 May 2024
Other Supervisors: NIL, Scholar: Jitendra Pal
Black hole entropy and 2d holography
18 Jul 2023 - 30 Apr 2024
Other Supervisors: NIL, Scholar: Manav Dharewa
Some formal aspects of gravity in two dimensions and its field theory dual
16 Jul 2024 - 31 May 2025
Other Supervisors: , Scholar: Shivam Singh Aswal
Holographic studies in JT gravity, India
22 Aug 2025 - 30 May 2026
Other Supervisors: , Scholar: HARISH M (22123017)
Some Formal Aspects of Bosonic String Theory
31 Jul 2023 - 30 Apr 2024
Other Supervisors: NIL, Scholar: K. Sudharshan
Miscellaneous
