Results 41 to 50 of about 17,955 (266)

Spectral characteristics of the integral operator of the internal problem of electrodynamics for elliptical frame structure

open access: yesФизика волновых процессов и радиотехнические системы, 2023
The article is devoted to the analysis of electrodynamic properties elliptical frame structure. Taking into account double symmetry internal problem of electrodynamics for the structure under consideration in the framework of the thin-wire approximation ...
Dmitry P. Tabakov, Andrey G. Mayorov
doaj   +1 more source

Eigenfunctions and nodal sets [PDF]

open access: yesSurveys in Differential Geometry, 2013
60 pages, 5 figures lifted from the web.
openaire   +3 more sources

On the spatial extent of localized eigenfunctions for random Schrödinger operators [PDF]

open access: yesarXiv, 2021
The present paper is devoted to new, improved bounds for the eigenfunctions of random operators in the localized regime. We prove that, in the localized regime with good probability, each eigenfunction is exponentially decaying outside a ball of a certain radius, which we call the "localization onset length".
arxiv  

A model for asymmetrical cell division

open access: yesMathematical Biosciences and Engineering, 2014
We present a model that describes the growth, division and death of a cell population structured by size. The model is an extension of that studied by Hall and Wake (1989) and incorporates the asymmetric division of cells.
Ali Ashher Zaidi   +2 more
doaj   +1 more source

Computing eigenfunctions of the multidimensional Ornstein-Uhlenbeck operator [PDF]

open access: yesarXiv, 2021
We discuss approaches to computing eigenfunctions of the Ornstein--Uhlenbeck (OU) operator in more than two dimensions. While the spectrum of the OU operator and theoretical properties of its eigenfunctions have been well characterized in previous research, the practical computation of general eigenfunctions has not been resolved.
arxiv  

Global Cluster Analysis and Network Visualization in Musculoskeletal Pain Management: A Scientometric Mapping

open access: yesOrthopaedic Surgery, Volume 15, Issue 1, Page 301-314, January 2023., 2023
A study on the current status of musculoskeletal pain management research worldwide. Objective Musculoskeletal pain is the most prominent clinical manifestation of more than 150 musculoskeletal disease conditions, and its effective long‐term management poses a great challenge to healthcare systems globally.
Fengyao Mei   +5 more
wiley   +1 more source

A Nonhomogeneous Eigenfunction Expansion [PDF]

open access: yesTransactions of the American Mathematical Society, 1965
Non-selfadjoint expressions of the form ly = y" + q(x)y have begun to be studied extensively in the past few years, and in two instances Naimark [4] (on the interval [0, oo)) and Kemp [3] (on the interval (oo, oo)) have achieved expansions in terms of eigenfunctions of 1.
openaire   +2 more sources

Multifractality of eigenfunctions in spin chains [PDF]

open access: yesPhysical Review E, 2012
We investigate different one-dimensional quantum spin-1/2 chain models and by combining analytical and numerical calculations prove that their ground state wave functions in the natural spin basis are multifractals with, in general, non-trivial fractal dimensions.
Atas, Yasar Yilmaz, Bogomolny, Eugene
openaire   +5 more sources

Spatially Controlled Optical Vortex Generation Using Low‐Loss Antimony Telluride Metasurfaces

open access: yesAdvanced Photonics Research, EarlyView.
The spatially varying vortex beams with the customizable propagation trajectory and the controllable topological charge evolution are demonstrated using the Sb2Te3‐based plasmonic metasurfaces. Benefiting from the dispersion‐free property of the Pancharatnam–Berry phase and the broadband response of polarization conversion efficiency of the nanobrick ...
Chengsen Yang   +11 more
wiley   +1 more source

Biorthogonality condition for creeping motion in annular trenches

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 2000
The biorthogonality condition for Stokes flow in annular trenches bounded by horizontal parallel planes and concentric vertical cylinders is derived. This condition, is needed to compute the coefficients of the eigenfunction expansion solution of the ...
Suheil A. Khuri
doaj   +1 more source

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