Geometry of quantum phase transitions

A Carollo, D Valenti, B Spagnolo - Physics Reports, 2020 - Elsevier
In this article we provide a review of geometrical methods employed in the analysis of
quantum phase transitions and non-equilibrium dissipative phase transitions. After a …

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 …

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 …

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 …

First passage and first hitting times of Lévy flights and Lévy walks

VV Palyulin, G Blackburn, MA Lomholt… - New Journal of …, 2019 - iopscience.iop.org
For both Lévy flight and Lévy walk search processes we analyse the full distribution of first-
passage and first-hitting (or first-arrival) times. These are, respectively, the times when the …

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 …

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 …

Global multistability and mechanisms of a memristive autapse-based Filippov Hindmash-Rose neuron model

C Gao, S Qiao, X An - Chaos, Solitons & Fractals, 2022 - Elsevier
Electromagnetic induction in the nervous system can be emulated by memristive autapses,
which plays a critical role in regulating physiological functions. A discontinuous control …

Predefined-time chaos synchronization of memristor chaotic systems by using simplified control inputs

Y Wang, H Li, Y Guan, M Chen - Chaos, Solitons & Fractals, 2022 - Elsevier
A predefined-time chaos synchronization scheme of memristor chaotic systems with
simplified control inputs is investigated. Firstly, a predefined-time synchronization (PTS) …