Articles with "spectral scheme" as a keyword



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Influence of a spectral cumulus parametrization on simulating global tropical cyclone activity in an AGCM

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Published in 2021 at "Quarterly Journal of the Royal Meteorological Society"

DOI: 10.1002/qj.3965

Abstract: The influence of a new spectral cumulus parametrization (the spectral scheme) on simulating global tropical cyclone (TC) activity in an Atmospheric General Circulation Model (AGCM) is investigated. Experiments are performed using AFES (AGCM for the… read more here.

Keywords: simulating global; spectral scheme; convection; spectral cumulus ... See more keywords
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A linearly implicit structure-preserving Fourier pseudo-spectral scheme for the damped nonlinear Schrödinger equation in three dimensions

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Published in 2020 at "Advances in Computational Mathematics"

DOI: 10.1007/s10444-020-09781-3

Abstract: In this paper, we propose a linearly implicit Fourier pseudo-spectral scheme, which preserves the total mass and energy conservation laws for the damped nonlinear Schrödinger equation in three dimensions. With the aid of the semi-norm… read more here.

Keywords: pseudo spectral; fourier pseudo; nonlinear schr; damped nonlinear ... See more keywords
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Conservative Fourier spectral scheme for higher order Klein-Gordon-Schrödinger equations

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Published in 2020 at "Applied Numerical Mathematics"

DOI: 10.1016/j.apnum.2020.05.015

Abstract: Abstract In this paper, the conservative Fourier spectral scheme is presented for higher order Klein-Gordon-Schrodinger (KGS) system with periodic boundary condition. First, using the Fourier collocation scheme in space, we obtain an conservative Fourier spectral… read more here.

Keywords: fourier spectral; higher order; scheme; spectral scheme ... See more keywords