Results 21 to 30 of about 1,056,658 (286)

Scattering amplitudes from finite-volume spectral functions [PDF]

open access: yes, 2019
A novel proposal is outlined to determine scattering amplitudes from finite-volume spectral functions. The method requires extracting smeared spectral functions from finite-volume Euclidean correlation functions, with a particular complex smearing kernel
Bulava, John, Hansen, Maxwell T.
core   +2 more sources

Analysis of stabilized finite volume method for poisson equation

open access: yesMathematical Modelling and Analysis, 2013
In this work, we systematically analyze a stabilized finite volume method for the Poisson equation. On stating the convergence of this method, optimal error estimates in different norms are obtained by establishing the adequate connections between the ...
Tong Zhang, Pengzhan Huang, Shunwei Xu
doaj   +1 more source

Application of Finite Volume Method to Structural Stochastic Dynamics

open access: yesAdvances in Mechanical Engineering, 2013
The stochastic dynamic problems were becoming more difficult after considering the influences of stochastic factors and the complexity of the dynamic problems.
Weidong Chen   +4 more
doaj   +1 more source

Thermo-electric multiphysics topology optimization using finite volume method

open access: yesMechanical Engineering Journal
Size and weight are two critical factors in the design of automotive inverters. Bus bars form essential components of the inverter assembly and significantly contribute to the overall weight of the assembly.
Hitesh Kumar SINHA, Krishna Mohan SINGH
doaj   +1 more source

Simulation of ice formation by the finite volume method [PDF]

open access: yesSongklanakarin Journal of Science and Technology (SJST), 2004
This paper investigates the simulation of ice formation in one and two dimensions by the cell-centred finite volume method. The model is based on the heat conduction equation with the fixed grid, latent heat source approach.
Rotchana Prapainop, Kuntinee Maneeratana
doaj  

Finite-volume Hamiltonian method for coupled channel interactions in lattice QCD [PDF]

open access: yes, 2014
Within a multi-channel formulation of $\pi\pi$ scattering, we investigate the use of the finite-volume Hamiltonian approach to resolve scattering observables from lattice QCD spectra.
Lee, T. -S. H.   +3 more
core   +2 more sources

Analysis of a high order Trace Finite Element Method for PDEs on level set surfaces

open access: yes, 2016
We present a new high order finite element method for the discretization of partial differential equations on stationary smooth surfaces which are implicitly described as the zero level of a level set function.
Grande, Jörg   +2 more
core   +1 more source

Form factors in finite volume I: form factor bootstrap and truncated conformal space [PDF]

open access: yes, 2007
We describe the volume dependence of matrix elements of local fields to all orders in inverse powers of the volume (i.e. only neglecting contributions that decay exponentially with volume).
B. Pozsgay   +48 more
core   +2 more sources

A novel SIMPLE-based pressure-enthalpy coupling scheme for engine flow problems

open access: yesMathematical Modelling and Analysis, 2012
A novel method in CFD derived from the SIMPLE algorithm is presented. Instead of solving the linear equations for each variable and the pressurecorrection equation separately in a so-called segregated manner, it relies on the solution of a linear system ...
Maximilian Emans   +3 more
doaj   +1 more source

Numerical Analysis of Convection–Diffusion Using a Modified Upwind Approach in the Finite Volume Method

open access: yesMathematics, 2020
The main focus of this study was to develop a numerical scheme with new expressions for interface flux approximations based on the upwind approach in the finite volume method.
Arafat Hussain   +2 more
doaj   +1 more source

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