Results 111 to 120 of about 3,426,931 (297)

Exact power spectra of Brownian motion with solid friction [PDF]

open access: yes, 2012
The accepted version of 'Exact power spectra of Brownian motion with solid friction'(v1: 14 pages, 5 figures; v2: new figures, some text added, typos corrected) was first deposited by Touchette, H., at Cornell University Library Repository(ArXiv).
Prellberg, T, Just, W, Touchette, H
core   +1 more source

ReLink: Reliable Deep Learning for Microscopic Motion Tracking

open access: yesAdvanced Science, EarlyView.
ReLink enables reliable trajectory linking in single‐particle tracking by integrating physics‐informed motion statistics with confidence‐based adaptive filtering. Across diverse simulated and experimental conditions, ReLink robustly reconstructs trajectories and preserves the fidelity of downstream analyses, enabling accurate characterization of ...
Yuan Jiang   +7 more
wiley   +1 more source

Application of the Fractal Brownian Motion to the Athens Stock Exchange

open access: yesFractal and Fractional
The Athens Stock Exchange (ASE) is a dynamic financial market with complex interactions and inherent volatility. Traditional models often fall short in capturing the intricate dependencies and long memory effects observed in real-world financial data. In
John Leventides   +5 more
doaj   +1 more source

Evolution of Physical Intelligence Across Scales

open access: yesAdvanced Intelligent Discovery, EarlyView.
By following the evolution of physical intelligence across scales, this article shows how intelligence arises from materials, structures, physical interactions, and collectives. It establishes physical intelligence as the evolutionary foundation upon which embodied intelligence is built.
Ke Liu   +7 more
wiley   +1 more source

Ergodicity of hypoeliptic SDEs driven by fractional Brownian motion [PDF]

open access: yes, 2009
We demonstrate that stochastic differential equations (SDEs) driven by fractional Brownian motion with Hurst parameter H > 1/2 have similar ergodic properties as SDEs driven by standard Brownian motion.
Hairer, Martin, Pillai, Natesh S.
core  

3D Closed‐Loop Navigation of Magnetic Microswimmers Using Vision‐Derived Depth Feedback

open access: yesAdvanced Intelligent Systems, EarlyView.
A planar magnetic microswimmer is navigated in three dimensions under a standard microscope. Image defocus supplies a real‐time depth cue, and model‐predictive control with A* planning steers the body on surfaces and in free swimming. Axial position is regulated by propulsion alone, without magnetic field gradients or extra cameras.
Yasin Cagatay Duygu   +2 more
wiley   +1 more source

Brownian dynamics simulation of the crystallization dynamics of charged colloidal particles [PDF]

open access: yes, 2010
Crystal formation process of charged colloidal particles is investigated using Brownian dynamics (BD) simulations. The particles are assumed to interact with the pair-additive repulsive Yukawa potential.
Sun ZW   +8 more
core   +1 more source

Patient‐Personalized Membrane‐Coated Magnetic Nanovectors: Probing the Biomimetic Interface for Targeted Tumor Theranostics

open access: yesAdvanced NanoBiomed Research, EarlyView.
This study presents a label‐free spectroscopic platform to evaluate membrane protein conformation on patient‐derived glioblastoma cell membrane‐coated magnetic nanovectors. This work demonstrates that preserving membrane protein integrity during nanoparticle fabrication enhances homotypic tumor targeting and reduces hard protein corona formation ...
Daniele De Pasquale   +16 more
wiley   +1 more source

Interplay of active processes modulates tension and drives phase transition in self-renewing, motor-driven cytoskeletal networks

open access: yesNature Communications, 2016
The actin cytoskeleton is a complex network of filaments, cross-linking proteins and motors; although the components are recognised, the behaviour of the network is less understood. Here Mak et al.use a Brownian dynamics model that reveals actin turnover
Michael Mak   +3 more
doaj   +1 more source

Broadband molecular dynamics simulation of fluid inertial effects in confined Brownian motion

open access: yes
Hydrodynamic memory governs Brownian motion over a broad range of timescales, from acoustic wave propagation at short times to diffusive relaxation at long times.
Lavaud, Maxime   +5 more
core   +2 more sources

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