GSAPSO-MQC: medical image encryption based on genetic simulated annealing particle swarm optimization and modified quantum chaos system
S Yin, H Li - Evolutionary Intelligence, 2021 - Springer
Due to the large amount of image information data, high redundancy and high pixel
correlation, the traditional medical image encryption algorithm is easy to be attacked by …
correlation, the traditional medical image encryption algorithm is easy to be attacked by …
Open chaotic Dirac billiards: Weak (anti) localization, conductance fluctuations, and decoherence
MSM Barros, AJN Júnior, AF Macedo-Junior, J Ramos… - Physical Review B, 2013 - APS
In this paper, we investigate the transport properties of open chaotic Dirac billiards and their
intrinsic (chiral universal) symmetry classes. The prominent examples of these systems are …
intrinsic (chiral universal) symmetry classes. The prominent examples of these systems are …
Spin Hall angle fluctuations in a device with disorder
FAF Santana, JM Da Silva, TC Vasconcelos, J Ramos… - Physical Review B, 2020 - APS
We investigate a disorderly mesoscopic device that supports spin-orbit interaction. The
system is connected to four semi-infinite leads embedded in the Landauer-Buttiker setup for …
system is connected to four semi-infinite leads embedded in the Landauer-Buttiker setup for …
Effect of proximity-induced spin-orbit coupling in graphene mesoscopic billiards
van der Waals heterostructures based on two-dimensional materials have recently become
a very active topic of research in spintronics, both aiming at a fundamental description of …
a very active topic of research in spintronics, both aiming at a fundamental description of …
Anticorrelation for conductance fluctuations in chaotic quantum dots
ALR Barbosa, MS Hussein, J Ramos - … E—Statistical, Nonlinear, and Soft Matter …, 2013 - APS
We investigate the correlation functions of mesoscopic electronic transport in open chaotic
quantum dots with finite tunnel barriers in the crossover between Wigner-Dyson ensembles …
quantum dots with finite tunnel barriers in the crossover between Wigner-Dyson ensembles …
Correlation functions and correlation widths in quantum-chaotic scattering for mesoscopic systems and nuclei
We derive analytical expressions for the correlation functions of the electronic conductance
fluctuations of an open quantum dot under several conditions. Both the variation of energy …
fluctuations of an open quantum dot under several conditions. Both the variation of energy …
Generalized correlation functions for conductance fluctuations and the mesoscopic spin Hall effect
We study the spin Hall conductance fluctuations in ballistic mesoscopic systems. We obtain
universal expressions for the spin and charge current fluctuations, cast in terms of current …
universal expressions for the spin and charge current fluctuations, cast in terms of current …
Shot noise on chaotic chiral devices
We investigate both the conductance and the shot-noise power of a confined chiral device
that engenders subtle embedded backscattering mechanisms. We present analytical results …
that engenders subtle embedded backscattering mechanisms. We present analytical results …
Spin accumulation encoded in electronic noise for mesoscopic billiards with finite tunneling rates
We study the effects of spin accumulation (inside reservoirs) on electronic transport with
tunneling and reflections at the gates of a quantum dot. Within the stub model, the …
tunneling and reflections at the gates of a quantum dot. Within the stub model, the …
Charge counting statistics and weak localization in a quantum chain
GC Duarte-Filho, FAG Almeida, S Rodríguez-Pérez… - Physical Review B …, 2013 - APS
We study transport properties of a quantum chain formed by an array of chaotic quantum
dots coupled to each other and to electron reservoirs via barriers of arbitrary transparencies …
dots coupled to each other and to electron reservoirs via barriers of arbitrary transparencies …