The influence of quadratic Lévy noise on the dynamic of an SIC contagious illness model: New framework, critical comparison and an application to COVID-19 (SARS …

Y Sabbar, D Kiouach, SP Rajasekar… - Chaos, Solitons & …, 2022 - Elsevier
This study concentrates on the analysis of a stochastic SIC epidemic system with an
enhanced and general perturbation. Given the intricacy of some impulses caused by …

Proximity coupling in superconductor-graphene heterostructures

GH Lee, HJ Lee - Reports on Progress in Physics, 2018 - iopscience.iop.org
This review discusses the electronic properties and the prospective research directions of
superconductor-graphene heterostructures. The basic electronic properties of graphene are …

Nonstationary distributions and relaxation times in a stochastic model of memristor

NV Agudov, AV Safonov, AV Krichigin… - Journal of Statistical …, 2020 - iopscience.iop.org
We propose a stochastic model for a memristive system by generalizing known approaches
and experimental results. We validate our theoretical model by experiments carried out on a …

Dynamical behaviors of a stochastic HTLV-I infection model with general infection form and Ornstein–Uhlenbeck process

Z Shi, D Jiang - Chaos, Solitons & Fractals, 2022 - Elsevier
In this study, considering the Ornstein–Uhlenbeck process to perturb the infection rate, we
develop a HTLV-I infection model with general infection form. By constructing several …

Multilevel switching memristor by compliance current adjustment for off-chip training of neuromorphic system

TH Kim, S Kim, K Hong, J Park, Y Hwang… - Chaos, Solitons & …, 2021 - Elsevier
Multilevel operation is one of the most essential properties for synaptic devices to realize
hardware artificial neural networks. Compliance current (I cc) adjustment is a multilevel …

Stochastic resonance of a high-order-degradation bistable system and its application in fault diagnosis with variable speed condition

H Xu, S Zhou, T Yang - Mechanical Systems and Signal Processing, 2023 - Elsevier
Rolling element bearings play a critical role in rotating machines with variable speed
conditions, and their fault detection has attracted considerable interest from researchers in …

Josephson-based threshold detector for Lévy-distributed current fluctuations

C Guarcello, D Valenti, B Spagnolo, V Pierro… - Physical Review …, 2019 - APS
We propose a threshold detector for Lévy-distributed fluctuations based on a Josephson
junction. The Lévy-noise current added to a linearly ramped bias current results in clear …

Anomalous transport effects on switching currents of graphene-based Josephson junctions

C Guarcello, D Valenti, B Spagnolo, V Pierro… - …, 2017 - iopscience.iop.org
We explore the effect of noise on the ballistic graphene-based small Josephson junctions in
the framework of the resistively and capacitively shunted model. We use the non-sinusoidal …

Nonlinear relaxation phenomena in metastable condensed matter systems

B Spagnolo, C Guarcello, L Magazzù, A Carollo… - Entropy, 2016 - mdpi.com
Nonlinear relaxation phenomena in three different systems of condensed matter are
investigated.(i) First, the phase dynamics in Josephson junctions is analyzed. Specifically, a …

A stochastic SICA model for HIV/AIDS transmission

Y Tan, Y Cai, X Sun, K Wang, R Yao, W Wang… - Chaos, Solitons & …, 2022 - Elsevier
In this paper, we present a stochastic HIV/AIDS model with standard incidence rate to
investigate the impact of random fluctuations on the HIV viral dynamics. Firstly, the sufficient …