Results 41 to 50 of about 22,745 (265)

Bounded Brownian Motion

open access: yesRisks, 2017
Diffusions are widely used in finance due to their tractability. Driftless diffusions are needed to describe ratios of asset prices under a martingale measure.
Peter Carr
doaj   +1 more source

Diffusivity bounds for 1D Brownian polymers

open access: yesThe Annals of Probability, 2012
Published in at http://dx.doi.org/10.1214/10-AOP630 the Annals of Probability (http://www.imstat.org/aop/) by the Institute of Mathematical Statistics (http://www.imstat.org)
Tarres, Pierre   +2 more
openaire   +4 more sources

Smoluchowski diffusion equation for active Brownian swimmers [PDF]

open access: yesPhysical Review E, 2015
The misspelled name of an author has been ...
Sevilla, Francisco J., Sandoval, Mario
openaire   +3 more sources

Smart Nanotechnologies for Multimodal Neuromodulation and Brain Interfacing

open access: yesAdvanced Science, EarlyView.
Recent advances in smart nanotechnologies are expanding the toolbox for brain interfacing, from wireless neuromodulation and high‐resolution sensing to targeted delivery within the central nervous system. By combining responsive nanomaterials with bioinspired design, these platforms enable multimodal interactions with neurons and glia, while also ...
Tommaso Curiale   +6 more
wiley   +1 more source

Skew Brownian Diffusions Across Koch Interfaces [PDF]

open access: yesPotential Analysis, 2016
We consider planar skew Brownian motion (BM) across pre-fractal Koch interfaces $\partial Ω^n$ and moving on $\overline{Ω^n} \cup Σ^n= Ω^n_\varepsilon$. We study the asymptotic behaviour of the corresponding multiplicative additive functionals when thickness of $Σ^n$ and skewness coefficients vanish with different rates.
CAPITANELLI, Raffaela, D'OVIDIO, MIRKO
openaire   +4 more sources

Light‐Imprinted Chirality in Nanomaterials: From Principles to Applications

open access: yesAdvanced Science, EarlyView.
Light‐induced chirality represents a transformative paradigm for fabricating chiral nanostructures. This review provides a comprehensive framework encompassing light‐based strategies for imprinting and tuning chirality in nanomaterials, which guides researchers in harnessing light to create next‐generation functional materials.
Xinru Jin   +3 more
wiley   +1 more source

Heat transport and nonlinear mixed convective nanomaterial slip flow of Walter-B fluid containing gyrotactic microorganisms

open access: yesAlexandria Engineering Journal, 2020
Here nonlinear mixed convective nanoliquid slip flow of Walter-B fluid is addressed subject to stretched surface with gyrotactic microorganisms. The flow is generated via nonlinear stretched surface.
M. Ijaz Khan   +2 more
doaj   +1 more source

Dynamic Single‐Binding Event Profiling With on‐Chip Microlenses for Wash‐Free Digital Biosensing

open access: yesAdvanced Science, EarlyView.
A microlens‐enhanced platform enables real‐time tracking and digital counting of single‐binding events using conventional bright‐field microscopy. Amplified scattering signals from gold nanoparticle labels and kinetic signature analysis allow wash‐free discrimination between specific and nonspecific interactions, while providing kinetic and mechanistic
Tingting Zhan   +12 more
wiley   +1 more source

Diffusion anomalies in ac-driven Brownian ratchets [PDF]

open access: yesPhysical Review E, 2015
We study diffusion in ratchet systems. As a particular experimental realization we consider an asymmetric SQUID subjected to an external ac current and a constant magnetic flux. We analyze mean-square displacement of the Josephson phase and find that within selected parameter regimes it evolves in three distinct stages: initially as superdiffusion ...
Spiechowicz, Jakub, Łuczka, Jerzy
openaire   +3 more sources

Optimizing Stratification in Binary Colloidal Supraparticles

open access: yesAdvanced Science, EarlyView.
Supraparticles from binary particle populations show stratification when dried at high Péclet numbers. In spray‐dried systems at high initial particle concentration and fast drying conditions optimal combinations of particle size ratios and volume fractions that produce maximal stratification are found both in experiment and simulation, contrasting the
Frederic Rudlof   +5 more
wiley   +1 more source

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