Dr. Ahmad Shirzad shirzad@iut.ac.ir Office Department of Physics Phone 0311-3913712 Fax 0311-3912376 Positions Department of Physics Research Interests High Energy Physics Mathematical Physics Dr. Ahmad Shirzad type: Journal Title Date Constraint structure of the generalized Proca model in the Lagrangian formalism 2024-08 Hamiltonian structure of Fierz-Pauli gravitons, partially massless fields and gauge symmetry 2022-03 Gauge generator for bi-gravity and multi-gravity models 2021-05 Hamiltonian formalism of the ghost free tri(-multi)gravity theory 2021-01 Black hole entropy and boundary conditions 2020-06 Hamiltonian structure of bi-gravity, problem of ghost and bifurcation 2019-11 Entanglement entropy and complexity of singular subregions in deformed CFT 2019-06 Phononic Casimir corrections for Graphene resonator 2019-03 Dynamical structure of fields in light cone coordinates 2019-02 On the classification of consistent boundary conditions for f ( R )-gravity f ( R ) 2018-12