33 citations · 156 across the 21 of their papers we have counts for
21 papers
Higher-derivative and supersymmetric Maxwell-Chern-Simons theories at one loop in superspace
F. S. Gama
We define a higher-derivative generalization of Maxwell-Chern-Simons theory in and superspaces. In particular, the chosen higher-derivative operator…
Nonlocal spinor superfield theory
F. S. Gama, J. R. Nascimento, G. Olmo +2
In this work, we propose a new three-dimensional nonlocal spinor superfield model. This theory is constructed by introducing form factors in the local spinor superfield action. The…
Dual equivalence between the Maxwell-Chern-Simons theory and two self-dual massive models interacting with matter in , superspace
F. S. Gama, J. R. Nascimento, A. Yu. Petrov +1
We investigate the supersymmetric generalization of the dual equivalence between the Maxwell-Chern-Simons model and two massive self-dual models. One of the self-…
Two-loop superfield effective potential for a , supersymmetric quantum electrodynamics with higher derivatives
F. S. Gama
In the , superspace, we consider a higher-derivative generalization of the supersymmetric quantum electrodynamics, where the higher-derivative operator is a po…
Dualization between supersymmetric self-dual and topologically massive models coupled to matter in four-dimensional superspace
F. S. Gama, R. V. Maluf, J. R. Nascimento +2
Using the superfield formalism and the master action approach, we prove, both at the classical and quantum levels, the dual equivalence between four-dimensional supersymmetric self…
Two-loop effective potential for general higher-derivative superfield models
F. S. Gama, J. R. Nascimento, A. Yu. Petrov
For a three-dimensional higher-derivative scalar superfield model, and a four-dimensional higher-derivative chiral superfield model, where which the higher-derivative operators are…
On supersymmetric gauge theories with higher derivatives and nonlocal terms in the matter sector
F. S. Gama, J. R. Nascimento, A. Yu. Petrov
In this work, we consider local and nonlocal higher-derivative generalizations of the super-Chern-Simons theory and four-dimensional SQED. In contrast to previous studies, the mode…
Effective Potential in the 3D Massive 2-form Gauge Superfield Theory
F. S. Gama, J. R. Nascimento, A. Yu. Petrov +1
In the , superspace, we propose a massive superfield theory formulated in terms of a spinor gauge superfield, whose component content includes a two-form field…
Spontaneous Symmetry Breaking in the Nonlocal Scalar QED
F. S. Gama, J. R. Nascimento, A. Yu. Petrov +1
We investigate the spontaneous symmetry breaking in a nonlocal version of the scalar QED. When the mass parameter satisfies the requirement , we find that all fields,…
One-loop effective potential in the non-local supersymmetric gauge theory
F. S. Gama, J. R. Nascimento, A. Yu. Petrov +1
Using the superfield formalism, we propose a non-local extension of the supersymmetric gauge theory coupled to massless chiral matter. Two different non-local models are considered…
Gödel-type solutions within the f(R,Q) gravity
F. S. Gama, J. R. Nascimento, A. Yu. Petrov +2
In this paper, we deal with the gravity whose action depends, besides of the scalar curvature , on the higher-derivative invariant . In order to compare…
On the one-loop effective potential in nonlocal supersymmetric theories
E. R. Bezerra de Mello, F. S. Gama, J. R. Nascimento +1
Within the superfield approach, we consider the nonlocal generalization of the Wess-Zumino model and calculate the one-loop low-energy contributions to the effective action. Four d…
Derivative expansion and the induced Chern-Simons term in N=1, d=3 superspace
F. S. Gama, J. R. Nascimento, A. Yu. Petrov
In this paper we apply a supersymmetric generalization of the method of derivative expansion to compute the induced non-Abelian Chern-Simons term in , superspa…
Superfield Effective Potential for the 2-form field
C. A. S. Almeida, F. S. Gama, R. V. Maluf +2
We develop a theory describing the superfield extension of the 2-form field coupled to usual chiral and real scalar superfield and find the one-loop Kählerian effective potential i…
Superfield Effective Potential for the Supersymmetric Topologically Massive Gauge theory in Four Dimensions
F. S. Gama, M. Gomes, J. R. Nascimento +2
We explicitly calculate the one-loop effective potential for the supersymmetric topologically massive gauge theory in four dimensions, where the chiral scalar superfield is directl…
On the alternative formulation of the three-dimensional noncommutative superspace
F. S. Gama, J. R. Nascimento, A. Yu. Petrov
In this paper we propose a new version for the noncommutative superspace in 3D. This version is shown to be convenient for performing quantum calculations. In the paper, we use the…
On the generic higher-derivative N=2, d=3 gauge theory
F. S. Gama, M. Gomes, J. R. Nascimento +2
We formulate a generic three-dimensional superfield higher-derivative gauge theory coupled to the matter, which, in certain cases reduces to the thr…
On the one-loop effective potential in the higher-derivative four-dimensional chiral superfield theory with a nonconventional kinetic term
F. S. Gama, M. Gomes, J. R. Nascimento +2
We explicitly calculate the one-loop effective potential for a higher-derivative four-dimensional chiral superfield theory with a nonconventional kinetic term. We consider the case…
On the effective superpotential in the generic higher-derivative three-dimensional scalar superfield theory
F. S. Gama, J. R. Nascimento, A. Yu. Petrov
We formulate a generic three-dimensional higher-derivative superfield theory for self-interacting scalar superfield action. We consider the cases of real and complex scalar superfi…
On the effective superpotential in the generic higher-derivative superfield supersymmetric three-dimensional gauge theory
F. S. Gama, J. R. Nascimento, A. Yu. Petrov
We formulate a generic three-dimensional superfield higher-derivative gauge theory coupled to the matter, which, in certain cases reduces to the three-dimensional scalar super-QED,…
On the higher-derivative supersymmetric gauge theory
F. S. Gama, M. Gomes, J. R. Nascimento +2
We study the one-loop low-energy effective action for the higher-derivative superfield gauge theory coupled to a chiral matter.