37 citations · 114 across the 19 of their papers we have counts for
18 papers · 1 filter
On the gauge invariance of the higher-derivative Yang-Mills-Chern-Simons action
M. Ghasemkhani, G. Soleimani, R. Bufalo
In this work, we study the perturbative generation of the gauge invariant effective action for the non-Abelian gauge field in a -dimensional spacetime. We present a detailed…
Induced non-Abelian Chern-Simons effective action in very special relativity
Z. Haghgouyan, M. Ghasemkhani, R. Bufalo +1
In this paper, we study the one-loop induced effective action for a non-abelian gauge field in the very special relativity (VSR) framework in a -dimensional spacetime. We sh…
Path integral analysis of the axial anomaly in Very Special Relativity
R. Bufalo, M. Ghasemkhani
In this note, we revise the problem of the axial anomaly in the framework of very special relativity following Fujikawa's path integral approach. We show nonperturbatively that no…
Induced CP-violation in the Euler-Heisenberg Lagrangian
M. Ghasemkhani, V. Rahmanpour, R. Bufalo +2
In this paper, we examine the behaviour of the Euler-Heisenberg effective action in the presence of a novel axial coupling among the gauge field and the fermionic matter. This axia…
Adler-Bell-Jackiw anomaly in VSR electrodynamics
R. Bufalo, M. Ghasemkhani, A. Soto
In this paper, we examine the problem of anomalies of the fermionic currents in the context of the very special relativity (VSR). We consider the VSR contributions to the triangle…
Induced Maxwell-Chern-Simons Effective Action in Very Special Relativity
R. Bufalo, M. Ghasemkhani, Z. Haghgouyan +1
In this paper, we study the one-loop induced photon's effective action in the very special relativity electrodynamics in spacetime (VSR-QED). Due to the presence of n…
Thermal effects of Very Special Relativity Quantum Electrodynamics
R. Bufalo, M. Ghasemkhani
In this paper we compute the high-temperature effective Lagrangian for the quantum electrodynamics defined in the framework of Very Special Relativity (VSR). The main aspect of the…
One-loop Photon's Effective Action in the Noncommutative Scalar QED
M. Ghasemkhani, R. Bufalo, V. Rahmanpour +1
In this paper, we consider the evaluation of the effective action for photons coupled to charged scalar fields in the framework of a -dimensional noncommutative spacetime. I…
Noncommutative Jackiw-Pi model: One-loop renormalization
R. Bufalo, M. Ghasemkhani, M. Alipour
In this paper, we study the quantum behavior of the noncommutative Jackiw-Pi model. After establishing the Becchi-Rouet-Store-Tyutin (BRST) invariant action, the perturbative renor…
Perturbative effective action for the photon in noncommutative QED and exactness of the Schwinger mass
M. Ghasemkhani, A. A. Varshovi, R. Bufalo
In this paper, we discuss the noncommutative QED in the S-matrix framework. We are interested in perturbatively proving that the exact Schwinger mass does not…
One-loop function of noncommutative scalar
M. Ghasemkhani, R. Bufalo, V. Rahmanpour +1
In this paper, we consider the function at one-loop approximation for noncommutative scalar QED. The renormalization of the full theory, including the basic vertices, and the r…
Three-dimensional noncommutative Yukawa theory: Induced effective action and propagating modes
R. Bufalo, M. Ghasemkhani
In this paper, we establish the analysis of noncommutative Yukawa theory, encompassing neutral and charged scalar fields. We approach the analysis by considering carefully the deri…
Noncommutative Maxwell-Chern-Simons theory (I): One-loop dispersion relation analysis
M. Ghasemkhani, R. Bufalo
In this paper, we study the three-dimensional noncommutative Maxwell-Chern-Simons theory. In the present analysis, a complete account for the gauge field two-point function renorma…
Higher derivative Chern-Simons extension in the noncommutative QED
M. Ghasemkhani, R. Bufalo
The noncommutative (NC) massive quantum electrodynamics in dimensions is considered. We show explicitly that the one-loop effective action arising from the integrating out th…
Gauge Invariant Cutoff QED
F. Ardalan, H. Arfaei, M. Ghasemkhani +1
A hidden generalized gauge symmetry of a cutoff QED is used to show the renormalizability of QED. In particular, it is shown that corresponding Ward identities are valid all along…
On the mass spectrum of noncommutative Schwinger model in Euclidean space
F. Ardalan, M. Ghasemkhani, N. Sadooghi
The mass spectrum of the noncommutative QED in two-dimensional Euclidean space is derived first in a perturbative approach at one-loop level and then in a nonpertu…
Perturbative quantization of two-dimensional space-time noncommutative QED
M. Ghasemkhani, N. Sadooghi
Using the method of perturbative quantization in the first order approximation, we quantize a non-local QED-like theory including fermions and bosons whose interactions are describ…
Orbiting Membranes in M-theory on AdS_7 x S^4 Background
Mohsen Alishahiha, Masumeh Ghasemkhani
We study classical solutions describing rotating and boosted membranes on AdS_7 x S^4 background in M-theory. We find the dependence of the energy on the spin and R-charge of these…