Results 31 to 40 of about 9,859,885 (301)

Subdiffusive transport of runaway electrons in presence of small amplitude MHD perturbations in COMPASS

open access: yesNuclear Fusion, 2023
Radial transport of runaway electrons (REs) in tokamaks is affected by the presence of magnetic perturbations, either caused by internal magnetohydrodynamic instabilities or induced by external coils.
A. Casolari   +6 more
doaj   +1 more source

Particle-number fractionalization of a one-dimensional atomic Fermi gas with synthetic spin-orbit coupling [PDF]

open access: yesPhysical Review A, 2012
9 pages, 3 figures. Accepted by Phys.
Zhang, D   +5 more
openaire   +3 more sources

A Novel Design of a Neural Network-Based Fractional PID Controller for Mobile Robots Using Hybridized Fruit Fly and Particle Swarm Optimization

open access: yesComplexity, 2020
The design of a swarm optimization-based fractional control for engineering application is an active research topic in the optimization analysis.
Ghusn Abdul Redha Ibraheem   +3 more
doaj   +1 more source

Design of fractional order 2-DOF PI controller for real-time control of heat flow experiment

open access: yesEngineering Science and Technology, an International Journal, 2019
This paper presents a two degree of freedom fractional order PI controller for temperature control of a real-time Heat Flow Experiment (HFE). The introduction of two degrees of freedom and fractional calculus to PI controller enhances its flexibility at ...
Mohit Jain   +4 more
doaj   +1 more source

Rice–Mele model with topological solitons in an optical lattice

open access: yesNew Journal of Physics, 2015
Attractive ultracold fermions trapped in a one-dimensional periodically shaken optical lattice are considered. For an appropriate resonant shaking, a dimerized structure emerges for which the system realizes paradigmatic physics described by the Rice ...
Anna Przysiężna   +2 more
doaj   +1 more source

Carbon-based phytoplankton size classes retrieved via ocean color estimates of the particle size distribution [PDF]

open access: yesOcean Science, 2016
Owing to their important roles in biogeochemical cycles, phytoplankton functional types (PFTs) have been the aim of an increasing number of ocean color algorithms.
T. S. Kostadinov   +3 more
doaj   +1 more source

Calpain small subunit homodimerization is robust and calcium‐independent

open access: yesFEBS Letters, EarlyView.
Calpains dimerize via penta‐EF‐hand (PEF) domains. Using single‐molecule force spectroscopy, we measured the strength and kinetics of PEF–PEF homodimer binding. The interaction is robust, shows a transient conformational step before dissociation, and remains largely insensitive to Ca2+.
Nesha May O. Andoy   +4 more
wiley   +1 more source

Spatial and vertical extent of nucleation events in the Midwestern USA: insights from the Nucleation In ForesTs (NIFTy) experiment [PDF]

open access: yesAtmospheric Chemistry and Physics, 2011
Measurements of aerosol particle physical and chemical properties, gas phase concentrations and meteorological parameters were made along a transect in southern Indiana during the Nucleation In ForesTs (NIFTy) experiment conducted in May 2008.
S. C. Pryor   +5 more
doaj   +1 more source

Organizing the interface—Plasma membrane architecture and receptor dynamics in virus‐cell interactions

open access: yesFEBS Letters, EarlyView.
Plasma membranes contain dynamic nanoscale domains that organize lipids and receptors. Because viruses operate at similar scales, this architecture shapes early infection steps, including attachment, receptor engagement, and entry. Using influenza A virus and HIV‐1 as examples, we highlight how receptor nanoclusters, multivalent glycan interactions ...
Jan Schlegel, Christian Sieben
wiley   +1 more source

Fractional variational problems depending on indefinite integrals [PDF]

open access: yes, 2012
We obtain necessary optimality conditions for variational problems with a Lagrangian depending on a Caputo fractional derivative, a fractional and an indefinite integral.
Pooseh, Shakoor   +8 more
core   +1 more source

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