Black hole Entropy and Large GaUge syMmetries

  • Supervisor: Geoffrey Compère
  • Research center: Physique théorique et mathématique
  • Research start date: 01.10.2019

Description

My research focuses on theoretical aspects of black holes and gravitational waves trying to make the most of (asymptotic) symmetries and conservation laws.

Publications

Gyroscopic Gravitational Memory

Ali Seraj (Intl. Solvay Inst., Brussels), Blagoje Oblak (Ecole Polytechnique, CPHT and Paris, LPTHE)

e-Print: 2112.04535 [hep-th]

 

Gravitational breathing memory and dual symmetries

Ali Seraj (Brussels U.)

e-Print: 2103.12185 [hep-th]

DOI: 10.1007/JHEP05(2021)283

Published in: JHEP 05 (2021), 283

 

Multipole expansion of gravitational waves: from harmonic to Bondi coordinates

Luc Blanchet (Paris U. VI, GRECO and Paris, Inst. Astrophys.), Geoffrey Compère (Intl. Solvay Inst., Brussels), Guillaume Faye (Paris U. VI, GRECO and Paris, Inst. Astrophys.), Roberto Oliveri (Prague, Inst. Phys.), Ali Seraj (Intl. Solvay Inst., Brussels)

e-Print: 2011.10000 [gr-qc]

DOI: 10.1007/JHEP02(2021)029 (publication)

Published in: JHEP 02 (2021), 029

 

The Poincaré and BMS flux-balance laws with application to binary systems

Geoffrey Compère (Intl. Solvay Inst., Brussels), Roberto Oliveri (Prague, Inst. Phys.), Ali Seraj (Intl. Solvay Inst., Brussels)

e-Print: 1912.03164 [gr-qc]

DOI: 10.1007/JHEP10(2020)116

Published in: JHEP 10 (2020), 116

 

Strolling along gravitational vacua

Emine Şeyma Kutluk (Bogazici U.), Ali Seraj (Brussels U. and Intl. Solvay Inst., Brussels), Dieter Van Den Bleeken (Bogazici U. and Leuven U.)

e-Print: 1904.12869 [hep-th]

DOI: 10.1007/JHEP01(2020)184

Published in: JHEP 01 (2020), 184

 

Soft Charges and Electric-Magnetic Duality

V. Hosseinzadeh (IPM, Tehran), A. Seraj (IPM, Tehran), M.M. Sheikh-Jabbari (IPM, Tehran)

e-Print: 1806.01901 [hep-th]

DOI: 10.1007/JHEP08(2018)102

Published in: JHEP 08 (2018), 102

 

Symplectic Structure of Extremal Black Holes

K. Hajian (IPM, Tehran), A. Seraj (IPM, Tehran)

DOI: 10.1007/978-3-319-94256-8_6

Published in: Springer Proc.Phys. 208 (2018), 61-68

 

Gravitational multipole moments from Noether charges

Geoffrey Compère (Brussels U. and Intl. Solvay Inst., Brussels), R. Oliveri (Brussels U. and Intl. Solvay Inst., Brussels), A. Seraj (IPM, Tehran)

e-Print: 1711.08806 [hep-th]

DOI: 10.1007/JHEP05(2018)054

Published in: JHEP 05 (2018), 054

 

Strolling along gauge theory vacua

Ali Seraj (IPM, Tehran), Dieter Van den Bleeken (Bogazici U. and Leuven U.)

e-Print: 1707.00006 [hep-th]

DOI: 10.1007/JHEP08(2017)127

Published in: JHEP 08 (2017), 127

 

Multipole charge conservation and implications on electromagnetic radiation

Ali Seraj (IPM, Tehran)

e-Print: 1610.02870 [hep-th]

DOI: 10.1007/JHEP06(2017)080

Published in: JHEP 06 (2017), 080

 

Conserved charges, surface degrees of freedom, and black hole entropy

Ali Seraj (IPM, Tehran)

e-Print: 1603.02442 [hep-th]

 

Symplectic and Killing symmetries of AdS$_{3}$ gravity: holographic vs boundary gravitons

G. Compère (Brussels U. and Intl. Solvay Inst., Brussels), Pujian Mao (Brussels U. and Intl. Solvay Inst., Brussels), A. Seraj (IPM, Tehran), M.M. Sheikh-Jabbari (IPM, Tehran)

e-Print: 1511.06079 [hep-th]

DOI: 10.1007/JHEP01(2016)080

Published in: JHEP 01 (2016), 080

 

Wiggling Throat of Extremal Black Holes

G. Compère (Brussels U. and Intl. Solvay Inst., Brussels), K. Hajian (IPM, Tehran and Sharif U. of Tech.), A. Seraj (Brussels U. and IPM, Tehran and Intl. Solvay Inst., Brussels), M.M. Sheikh-Jabbari (IPM, Tehran)

e-Print: 1506.07181 [hep-th]

DOI: 10.1007/JHEP10(2015)093

Published in: JHEP 10 (2015), 093, JHEP 10 (2015), 093

 

Extremal Rotating Black Holes in the Near-Horizon Limit: Phase Space and Symmetry Algebra

G. Compère (Brussels U. and Intl. Solvay Inst., Brussels), K. Hajian (IPM, Tehran and Sharif U. of Tech.), A. Seraj (IPM, Tehran), M.M. Sheikh-Jabbari (IPM, Tehran)

e-Print: 1503.07861 [hep-th]

DOI: 10.1016/j.physletb.2015.08.027

Published in: Phys.Lett.B 749 (2015), 443-447, Phys.Lett.B 749 (2015), 443-447

 

Near Horizon Extremal Geometry Perturbations: Dynamical Field Perturbations vs. Parametric Variations

K. Hajian (IPM, Tehran and Sharif U. of Tech.), A. Seraj (IPM, Tehran), M.M. Sheikh-Jabbari (IPM, Tehran)

e-Print: 1407.1992 [hep-th]

DOI: 10.1007/JHEP10(2014)111

Published in: JHEP 10 (2014), 111

 

NHEG Mechanics: Laws of Near Horizon Extremal Geometry (Thermo)Dynamics

K. Hajian (IPM, Tehran and Sharif U. of Tech.), A. Seraj (IPM, Tehran), M.M. Sheikh-Jabbari (IPM, Tehran)

e-Print: 1310.3727 [hep-th]

DOI: 10.1007/JHEP03(2014)014

Published in: JHEP 03 (2014), 014