Department of Physics

Indian Institute Of Technology Madras , Chennai
Dr. Dawood Kothawala
HSB 224D
DESIGNATION

Associate Professor

Ph.D.

IUCAA Pune

CURRENT RESEARCH INTEREST

Classical and Quantum Gravity

CONTACT

044 - 2257 4848

dawood@iitm.ac.in

RESEARCH GROUPS

Gravity & Cosmology


 Current Research :



 Recent Publications :

Effect of tidal curvature on dynamics of accelerated probes

Hari K, Dawood Kothawala

Phys. Rev. D

Volume: 104 DOI: 10.1103/PhysRevD.104.064032

Year: 2021

Varying without varying: Reparameterisations, Diffeomorphisms, General Covariance, Lie derivatives, and all that

Dawood Kothawala

Eur. J. Phys.

Volume: 42 DOI: 10.1088/1361-6404/ac0105

Year: 2021

Normal coordinates based on curved tangent space

Hari K, Dawood Kothawala

Phys. Rev. D 101, 124066

Year: 2020

BGV theorem, geodesic deviation, and quantum fluctuations

Dawood Kothawala

Classical and Quantum Gravity

Volume: 38 Page: 045006 DOI: 10.1088/1361-6382/abd146

Year: 2020

Raychaudhuri equation with zero point length

Sumanta Chakraborty, Dawood Kothawala, Alessandro Pesci

Physics Letters B

Volume: 797 Page: 134877 DOI: 10.1016/j.physletb.2019.134877

Year: 2019

Action and Observer dependence in Euclidean quantum gravity

Dawood Kothawala

Classical and Quantum Gravity (Letter)

Volume: 35 Page: 03LT01 DOI: 10.1088/1361-6382/aa9fdf

Year: 2018

Euclidean Action and the Einstein tensor

Dawood Kothawala

Physical Review D

Volume: 97 Page: 124062 DOI: 10.1103/PhysRevD.97.124062

Year: 2018

Hawking radiation in Non local field theories

Nirmalya Kajuri, Dawood Kothawala

preprint: arXiv:1806.10345

Year: 2018

Spacetime with zero point length is two-dimensional at the Planck scale

T. Padmanabhan, Sumanta Chakraborty, Dawood Kothawala

General Relativity and Gravitation (Letter)

Volume: 48 Page: 55 DOI: 10.1007/s10714-016-2053-2

Year: 2016

Moving mirrors and the fluctuation-dissipation theorem

D. Jaffino Stargen, Dawood Kothawala, L. Sriramkumar

Physical Review D

Volume: 94 Page: 025040 DOI: 10.1103/PhysRevD.94.025040

Year: 2016

Accelerated Observers, Thermal Entropy, and Spacetime Curvature

Dawood Kothawala

Gravity and the Quantum. Fundamental Theories of Physics.

Volume: 187 Page: 145 DOI: 10.1007/978-3-319-51700-1_12

Year: 2016

Vacuum energy in freely falling frames and spacetime curvature

Dawood Kothawala

preprint: arXiv:1612.08148

Year: 2016

Entropy density of spacetime from the zero point length

Dawood Kothawala, T. Padmanabhan

Physics Letters B

Volume: 748 Page: 67-69 DOI: 10.1016/j.physletb.2015.06.066

Year: 2015

Small scale structure of spacetime: van Vleck determinant and equi-geodesic surfaces

D. Jaffino Stargen, Dawood Kothawala

Physical Review D

Volume: 92 Page: 024046 DOI: 10.1103/PhysRevD.92.024046

Year: 2015

Intrinsic and Extrinsic curvatures in Finsleresque spaces

Dawood Kothawala

General Relativity and Gravitation

Volume: 46:1836 DOI: 10.1007/s10714-014-1836-6

Year: 2014

Entropy density of spacetime as a relic from quantum gravity

Dawood Kothawala, T. Padmanabhan

Physical Review D

Volume: 90 DOI: 10.1103/PhysRevD.90.124060

Year: 2014

Minimal Length and Small Scale Structure of Spacetime

Dawood Kothawala

Physical Review D

Volume: 88 DOI: 10.1103/PhysRevD.88.104029

Year: 2013

Lanczos-Lovelock models of gravity

T. Padmanabhan, Dawood Kothawala

Physics Reports

Volume: 531 Page: 115 DOI: 10.1016/j.physrep.2013.05.007

Year: 2013

Generalized uncertainty principles and quantum field theory

Viqar Husain, Dawood Kothawala, Sanjeev S. Seahra

Physical Review D

Volume: 87 DOI: 10.1103/PhysRevD.87.025014

Year: 2013

Holographic repulsion and confinement in gauge theory

Viqar Husain, Dawood Kothawala

Classical and Quantum Gravity [Fast Track Communication]

Volume: 30 DOI: 10.1088/0264-9381/30/3/032001

Year: 2013

Box of Ideal Gas in Free Fall

Dawood Kothawala

Physics Letters B

Volume: 720 Page: 410-413 DOI: 10.1016/j.physletb.2013.02.035

Year: 2013

Membrane Paradigm and Horizon Thermodynamics in Lanczos-Lovelock gravity

Sanved Kolekar, Dawood Kothawala

Journal of High Energy Physics

DOI: 10.1007/JHEP02(2012)006

Year: 2012

Two Aspects of Black hole entropy in Lanczos-Lovelock models of gravity

Sanved Kolekar, Dawood Kothawala, T. Padmanabhan

Physical Review D

Volume: 85 DOI: 10.1103/PhysRevD.85.064031

Year: 2012

Duality of force laws and Conformal transformations

Dawood Kothawala

American Journal of Physics

Volume: 79 Page: 624 DOI: 10.1119/1.3553231

Year: 2011

The thermodynamic structure of Einstein tensor

Dawood Kothawala

Physical Review D

Volume: 83 DOI: 10.1103/PhysRevD.83.024026

Year: 2011

Response of Unruh-DeWitt detector with time-dependent acceleration

Dawood Kothawala, T. Padmanabhan

Physics Letters B

Volume: 690 Page: 201 DOI: 10.1016/j.physletb.2010.05.026

Year: 2010

Path integral duality modified propagators in spacetimes with constant curvature

Dawood Kothawala, L. Sriramkumar, S. Shankaranarayanan, T. Padmanabhan

Physical Review D

Volume: 80 DOI: 10.1103/PhysRevD.80.044005

Year: 2009

Thermodynamic structure of Lanczos-Lovelock field equations from near-horizon symmetries

Dawood Kothawala, T. Padmanabhan

Physical Review D

Volume: 79 DOI: 10.1103/PhysRevD.79.104020

Year: 2009

Is gravitational entropy quantized ?

Dawood Kothawala, T. Padmanabhan, Sudipta Sarkar

Physical Review D

Volume: 78 DOI: 10.1103/PhysRevD.78.104018

Year: 2008

Radiating black hole solutions in arbitrary dimensions

Sushant Ghosh, Dawood Kothawala

General Relativity and Gravitation

Volume: 40 Page: 9-21 DOI: 10.1007/s10714-007-0511-6

Year: 2008

Quantum gravitational corrections to the stress-energy tensor around the rotating BTZ black hole

Dawood Kothawala, S. Shankaranarayanan, L. Sriramkumar

Journal of High Energy Physics

DOI: 10.1088/1126-6708/2008/09/095

Year: 2008

Hawking radiation as tunneling for spherically symmetric black holes: A generalized treatment

Sudipta Sarkar, Dawood Kothawala

Physcis Letters B

Volume: 659 Page: 683-687 DOI: 10.1016/j.physletb.2007.11.056

Year: 2007

Einstein's equations as a thermodynamic identity: The cases of stationary axisymmetric horizons and evolving spherically symmetric horizons

Dawood Kothawala, Sudipta Sarkar, T. Padmanabhan

Physics Letters B

Volume: 652 Page: 338-342 DOI: 10.1016/j.physletb.2007.07.021

Year: 2007

Generating dynamical black hole solutions

Dawood Kothawala, Sushant Ghosh

Physical Review D

Volume: 70 DOI: 10.1103/PhysRevD.70.104010

Year: 2004

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