Holographic entanglement entropy, deformed black branes, and deconfinement in AdS/QCD

R da Rocha - Physical Review D, 2022‏ - APS
A family of deformed black branes is employed to examine the confinement/deconfinement
phase transition in AdS/QCD. The holographic entanglement entropy (HEE) plays the role of …

Lattice-layer entanglement in Bernal-stacked bilayer graphene

VASV Bittencourt, AE Bernardini - Physical Review B, 2017‏ - APS
The complete lattice-layer entanglement structure of Bernal-stacked bilayer graphene is
obtained for the quantum system described by a tight-binding Hamiltonian which includes …

Global Dirac bispinor entanglement under Lorentz boosts

VASV Bittencourt, AE Bernardini, M Blasone - Physical Review A, 2018‏ - APS
The effects of Lorentz boosts on the quantum entanglement encoded by a pair of massive
spin-1 2 particles are described according to the Lorentz covariant structure described by …

Revival patterns for Dirac cat states in a constant magnetic field

C Fernando e Silva, AE Bernardini - Physical Review A, 2023‏ - APS
Considering the parity symmetry related to the Dirac equation, the interplay between energy
localization and the temporal evolution of parity-defined quantum superpositions is …

Chiral oscillations

V Bittencourt, AE Bernardini, M Blasone - Europhysics Letters, 2022‏ - iopscience.iop.org
The solutions of the Dirac equation are given in terms of bispinors, four-component objects
which include both spin and chirality as internal degrees of freedom. For massive particles …

[HTML][HTML] Lepton-Antineutrino Entanglement and Chiral Oscillations

VASV Bittencourt, AE Bernardini, M Blasone - Universe, 2021‏ - mdpi.com
Dirac bispinors belong to an irreducible representation of the complete Lorentz group, which
includes parity as a symmetry yielding two intrinsic discrete degrees of freedom: chirality and …

Quantum transitions and quantum entanglement from Dirac-like dynamics simulated by trapped ions

VASV Bittencourt, AE Bernardini, M Blasone - Physical Review A, 2016‏ - APS
Quantum transition probabilities and quantum entanglement for two-qubit states of a four-
level trapped ion quantum system are computed for time-evolving ionic states driven by …

Algebraic solutions for SU (2)⊗ SU (2) Hamiltonian eigensystems: Generic statistical ensembles and a mesoscopic system application

AE Bernardini, R da Rocha - Annals of Physics, 2025‏ - Elsevier
Solutions of generic SU (2)⊗ SU (2) Hamiltonian eigensystems are obtained through
systematic manipulations of quartic polynomial equations. An ansatz for constructing …

Quantum collapse-revival effect in a supersymmetric Jaynes–Cummings model and its possible application in supersymmetric qubits

SY Chong, JQ Shen - Physica Scripta, 2020‏ - iopscience.iop.org
In the photon-atom interaction, one of the most interesting phenomena can be collapse-
revival effect in population inversion of atomic levels. Since a single-photon-transition …

Phase-space elementary information content of confined Dirac spinors

AE Bernardini - The European Physical Journal Plus, 2020‏ - Springer
Reporting on the Wigner formalism for describing Dirac spinor structures through a covariant
phase-space formulation, the quantum information quantifiers for purity and mutual …