19 citations · 93 across the 12 of their papers we have counts for
12 papers
Rotating effects on the Hall conductivity in a quantum dot
Carlos Magno O. Pereira, Luís Fernando C. Pereira, Denise Assafrão +1
We investigate the behavior of the quantized Hall conductivity in a two-dimensional quantum system under rotating effects, a uniform magnetic field, and an Aharonov-Bohm (AB) flux…
Effects of rotation on the thermodynamic properties of a quantum dot
Luís Fernando C. Pereira, Edilberto O. Silva
In this work, we investigate the effects of rotation on the physical properties of a quantum dot described by a radial potential and subjected to a rotating reference frame. The in…
Thermodynamic properties of an electron gas in a two-dimensional quantum dot: an approach using density of states
Luís Fernando C. Pereira, Edilberto O. Silva
Potential applications of quantum dots in the nanotechnology industry make these systems an important field of study in various areas of physics. In particular, thermodynamics has…
Rotating effects on the photoionization cross-section of a 2D quantum ring
Carlos Magno O. Pereira, Frankbelson dos S. Azevedo, Luís Fernando C. Pereira +1
In this letter, we investigate the nonrelativistic quantum motion of a charged particle within a rotating frame, taking into account the Aharonov-Bohm (AB) effect and a uniform mag…
Study on the effects of anisotropic effective mass on electronic properties, magnetization and persistent current in semiconductor quantum ring with conical geometry
Francisco A. G. de Lira, Luís Fernando C. Pereira, Edilberto O. Silva
We study a 2D mesoscopic ring with an anisotropic effective mass considering surface quantum confinement effects. Consider that the ring is defined on the surface of a cone, which…
Optical and electronic properties of a two-dimensional quantum ring under rotating effects
Daniel F. Lima, Frankbelson dos S. Azevedo, Luís Fernando C. Pereira +2
This work presents a study on the nonrelativistic quantum motion of a charged particle in a rotating frame, considering the Aharonov-Bohm effect and a uniform magnetic field. We de…
Hitting time expressions for quantum channels: beyond the irreducible case and applications to unitary walks
C. F. Lardizabal, L. F. L. Pereira
In this work we make use of generalized inverses associated with quantum channels acting on finite-dimensional Hilbert spaces, so that one may calculate the mean hitting time for a…
Modification of Landau levels in a two-dimensional ring due to rotation effects and edge states
Luís Fernando C. Pereira, Edilberto O. Silva
We investigate the properties of a two-dimensional quantum ring under rotating and external magnetic field effects. We initially analyse the Landau levels and inertial effects on t…
Study of electronic properties, Magnetization and persistent currents in a mesoscopic ring by controlled curvature
Luís Fernando C. Pereira, Fabiano M. Andrade, Cleverson Filgueiras +1
We study the model of a noninteracting spinless electron gas confined to the two-dimensional localized surface of a cone in the presence of external magnetic fields. The localized…
Influence of rotation on the electronic states, magnetization and persistent current in 1D quantum ring
Luís Fernando C. Pereira, Márcio M. Cunha, Edilberto O. Silva
Inertial effects can affect several properties of physical systems. In particular, in the context of quantum mechanics, such effects have been studied in diverse contexts. In this…
Effects of curvature on the electronic states of a two-dimensional mesoscopic ring
Luís Fernando C. Pereira, Fabiano M. Andrade, Cleverson Filgueiras +1
The effects of surface curvature on the motion of electrons in a mesoscopic two-dimensional ring on a cone in the presence of external magnetic fields are examined. The approach fo…
Modifications of electron states, magnetization and persistent current in a quantum dot by controlled curvature
Luis Fernando C. Pereira, Fabiano M. Andrade, Cleverson Filgueiras +1
In this work, we use the thin-layer quantization procedure to study the physical implications due to curvature effects on a quantum dot in the presence of an external magnetic fiel…