Van Sérgio Alves

Unitarity of theories containing fractional powers of the d’Alembertian operator

We examine the unitarity of a class of generalized Maxwell U(1) gauge theories in (2+1) D containing the pseudodifferential operator

Dynamical mass generation in pseudoquantum electrodynamics with four-fermion interactions

\Box^{1-\alpha}

Chiral-symmetry breaking in pseudoquantum electrodynamics at finite temperature

, for

Chern-Simons terms in Lifshitz like quantum electrodynamics

\alpha \in [0,1)

Spin g-factor due to electronic interactions in graphene

. We show that only Quantum Electrodynamics (QED

The influence of a weak magnetic field in the Renormalization-Group functions of (2 + 1)-dimensional Dirac systems

_3

Renormalization group study of the ( φ * φ ) 3 model coupled to a Chern-Simons field

) and its generalization known as Pseudo Quantum Electrodynamics (PQED), for which

Parity violating bosonic loops at finite temperature

\alpha =0

Perturbative Gross-Neveu model coupled to a Chern-Simons field: A renormalization group study

and

Quantum-electrodynamical approach to the exciton spectrum in transition-metal dichalcogenides

\alpha = 1/2