Results 71 to 80 of about 108,403 (183)

Inverse‐designed gyrotropic scatterers for non‐reciprocal analog computing

open access: yesNanophotonics, Volume 14, Issue 27, Page 5011-5021, December 2025.
Abstract While conventional von Neumann based machines are increasingly challenged by modern day requirements, electromagnetic analog computing devices promise to provide a platform that is highly parallel, efficient and fast. Along this paradigm, it has been shown that arrays of subwavelength electromagnetic scatterers can be used as solvers of ...
Nikolas Hadjiantoni   +4 more
wiley   +1 more source

[Ritz, disegno]

open access: yes, 2013
Disegno del progetto "Ritz" . file jpeg, 25,3×19,78 cm 300 dpiSketch of the project "Ritz".
Marisaldi, Eva
core  

Bending and Deformation of Sandwich Panels Due to Localized Pressure

open access: yesITB Journal of Engineering Science, 2005
Bending and deformation of sandwich panels due to localized pressure were analyzed using both Rayleigh-Ritz and finite element methods. The faces were made of laminated composite plates, while the core was a honeycomb material.
Bambang K. Hadi, A. Fajar
doaj  

Wind turbine blade flapwise and edgewise bending vibration analyses using energy methods

open access: yesJournal of Thermal Engineering, 2016
Renewable based electricity, generated from wind turbines is considered as a clean alternative energy resource. In a wind power plant, it is of vital importance to avoid resonance of the blade when a frequency of an exciting force exists, especially when
A. Celik, N. Javani
doaj  

Analysis of a circular arch by the Rayleigh-Ritz method

open access: yes, 1966
The Rayleigh-Ritz method is a convenient tool for the analysis of deflections in structures subjected to external forces. Bending moment relations can be developed and reliable values obtained for bending moments. In this thesis the Rayleigh-Ritz method
Chang, Ming-ke
core  

Hankel-norm estimation for fractional-order systems using the Rayleigh–Ritz method [PDF]

open access: yes, 2009
In this paper, the Rayleigh–Ritz method of estimating the eigenvalues of an operator on a Hilbert space is utilized to determine the magnitude of the largest eigenvalue for the Hankel operator of fractional-order systems, the Hankel norm. This provides a
Tom T. Hartley   +5 more
core   +1 more source

A Semi-Analytical Legendre–Ritz Method to Dynamically Analyze a Stepped Functionally Graded Cylindrical Shell

open access: yesVibration
This study introduces the dynamic characteristics of stepped functionally graded (FG) cylindrical shells under general boundary conditions using the Legendre–Ritz method.
Yanbin Shen   +3 more
doaj   +1 more source

Rayleigh-Taylor mixing: confinement by stratification and geometry [PDF]

open access: yes, 2010
Rayleigh-Taylor instability has been an area of active research in fluid dynamics for the last twenty years, but relatively little attention has been paid to the dynamics of problems where Rayleigh-Taylor instability plays a role, but is only one ...

core   +2 more sources

FREE VIBRATION OF BEAM ELASTICALLY RESTRAINED AGAINST TRANSLATION AND ROTATION AT ENDS

open access: yesJournal of Engineering, 2006
An approximate solution of the vibration of an elastically restrained, uniform and non-uniform beams with translational and rotational springs is obtained using Rayleigh-Ritz approach.
Nabil H. H.
doaj   +1 more source

Utilização do método de rayleigh-ritz para encontrar soluções para o modelo da viga de euler-bernoulli / Use of rayleigh-ritz method to find solutions for euler-bernoulli beam model [PDF]

open access: yes, 2020
Neste trabalho o Método de Rayleigh-Ritz é utilizado para resolver o problema da viga de Euler-Bernoulli, considerando a situação onde a carga distribuída está em forma tri- angular.
Martins, Anderson Donay   +2 more
core   +1 more source

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