Results 101 to 110 of about 72,925 (302)

Stochastic resonance in a bistable system with correlated colored noises and periodic square wave signal

open access: yes四川大学学报. 自然科学版, 2023
Stochastic resonance (SR) in a bistable system with correlated colored noises and periodic square wave signal is investigated. Given the adiabatic limit, the original system is transformed into a new bistable system driven by correlated white Gaussian ...
ZENG Xiao-Ling, REN Rui-Bin, DENG Ke
doaj  

Multiparameter Lévy white noise theory and applications

open access: yes
We construct a white noise theory and white noise calculus for the (multi-parameter) L\' evy sheet and its compensated Poisson random measures. The theory applies to stochastic partial differential equations subject to L\' evy noise.
Draouil, Olfa   +2 more
openaire   +2 more sources

Tailoring Phonon‐Driven Responses in α‐MoO3 through Isotopic Enrichment

open access: yesAdvanced Materials, EarlyView.
ABSTRACT The implementation of polaritonic materials into nanoscale devices requires selective tuning of parameters to realize desired spectral or thermal responses. One robust material, α‐MoO3, an orthorhombic crystal boasting three distinct phonon dispersions, provides three polaritonic dispersions of hyperbolic phonon polaritons (HPhPs) across the ...
Thiago S. Arnaud   +31 more
wiley   +1 more source

Theoretical and experimental analysis of the band noise radiated from a hard-walled cylindrical duct

open access: yesArchives of Acoustics, 2014
The paper presents, basing on the results obtained for the single tone and multitone excitations, the theory of the white noise propagation in and radiation from a cylindrical duct.
A. SNAKOWSKA, H. IDCZAK
doaj  

Super‐Resolution Ultrasound Based Cell Tracking With Polymeric Nanobubbles

open access: yesAdvanced Materials, EarlyView.
This study presents a super‐resolution ultrasound platform for tracking cells in vivo. Biocompatible polymeric nanobubbles are used as highly echogenic intracellular labels. Following the injection of cells and microbubbles, ultrasound localization microscopy (ULM) can dynamically match the microvascular architecture and individual cell trajectories ...
Junlin Chen   +19 more
wiley   +1 more source

Exploration of novel solitary waves in presence of higher order polynomial nonlinearity and spatio-temporal dispersion via itô calculus

open access: yesAlexandria Engineering Journal
This study investigates highly stochastic solitary waves inside the structure of nonlinear Schrödinger equation of eighth-order, characterized by heightened polynomial nonlinearity and influenced by multiplicative white noise modeled in the Itô sense. To
Nauman Raza   +6 more
doaj   +1 more source

Stochastic Effects for the Reaction-Duffing Equation with Wick-Type Product

open access: yesAdvances in Mathematical Physics, 2016
We construct new explicit solutions of the Wick-type stochastic reaction-Duffing equation arising from mathematical physics with the help of the white noise theory and the system technique.
Jin Hyuk Choi   +2 more
doaj   +1 more source

Statistics of Correlations and Fluctuations in a Stochastic Model of Wealth Exchange

open access: yesEntropy, 2018
In our recently proposed stochastic version of discretized kinetic theory, the exchange of wealth in a society is modelled through a large system of Langevin equations.
Maria Letizia Bertotti   +2 more
doaj   +1 more source

Linear Stochastic State Space Theory in the White Noise Space Setting

open access: yesSIAM Journal on Control and Optimization, 2010
We study linear stochastic state space equations within the white noise space setting. A commutative ring of power series in a countable number of variables plays an important role. Transfer functions are rational functions with coefficients in this commutative ring and are characterized in a number of ways.
Daniel Alpay   +2 more
openaire   +3 more sources

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