Meshless basis set for solving one-dimensional time independent Schrodinger Equation

The ability of Schrödinger equation in representing the energies and wave function of the molecular system has attracted many scientists to find the best solution for it. Due to the restriction of this equation that can only be solved analytically for the simple molecular models; numerous of numeric...

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Main Author: Teh, Huey Ching
Format: Thesis
Language:English
Published: 2011
Subjects:
Online Access:http://eprints.utm.my/id/eprint/47960/25/TehHueyChingMFS2011.pdf
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spelling my-utm-ep.479602018-05-30T03:39:37Z Meshless basis set for solving one-dimensional time independent Schrodinger Equation 2011-06 Teh, Huey Ching QA Mathematics The ability of Schrödinger equation in representing the energies and wave function of the molecular system has attracted many scientists to find the best solution for it. Due to the restriction of this equation that can only be solved analytically for the simple molecular models; numerous of numerical methods were introduced to solve it. The Fourier grid Hamiltonian (FGH) method introduced by Marston and Balint-Kurti in 1989 solved the one-dimensional time independent Schrödinger equation for H2 molecule by using the plane wave basis set and coupling with the Fast Fourier Transform (FFT) technique to reduce the computational time. In this study, we implement the Meshless Element Free Galerkin (MEFG) method to solve the same problem. The localized basis sets adopted in this method and the compactness properties of the weight function lead us to generate a sparse Hamiltonian matrix in finding the eigenvalues and eigenfunctions. The aim of this study is to develop a new numerical approach to solve the one-dimensional time independent Schrödinger equation and as a preliminary research work for us to investigating into the computational quantum mechanics studies. 2011-06 Thesis http://eprints.utm.my/id/eprint/47960/ http://eprints.utm.my/id/eprint/47960/25/TehHueyChingMFS2011.pdf application/pdf en public masters Universiti Teknologi Malaysia, Faculty of Science Faculty of Science
institution Universiti Teknologi Malaysia
collection UTM Institutional Repository
language English
topic QA Mathematics
spellingShingle QA Mathematics
Teh, Huey Ching
Meshless basis set for solving one-dimensional time independent Schrodinger Equation
description The ability of Schrödinger equation in representing the energies and wave function of the molecular system has attracted many scientists to find the best solution for it. Due to the restriction of this equation that can only be solved analytically for the simple molecular models; numerous of numerical methods were introduced to solve it. The Fourier grid Hamiltonian (FGH) method introduced by Marston and Balint-Kurti in 1989 solved the one-dimensional time independent Schrödinger equation for H2 molecule by using the plane wave basis set and coupling with the Fast Fourier Transform (FFT) technique to reduce the computational time. In this study, we implement the Meshless Element Free Galerkin (MEFG) method to solve the same problem. The localized basis sets adopted in this method and the compactness properties of the weight function lead us to generate a sparse Hamiltonian matrix in finding the eigenvalues and eigenfunctions. The aim of this study is to develop a new numerical approach to solve the one-dimensional time independent Schrödinger equation and as a preliminary research work for us to investigating into the computational quantum mechanics studies.
format Thesis
qualification_level Master's degree
author Teh, Huey Ching
author_facet Teh, Huey Ching
author_sort Teh, Huey Ching
title Meshless basis set for solving one-dimensional time independent Schrodinger Equation
title_short Meshless basis set for solving one-dimensional time independent Schrodinger Equation
title_full Meshless basis set for solving one-dimensional time independent Schrodinger Equation
title_fullStr Meshless basis set for solving one-dimensional time independent Schrodinger Equation
title_full_unstemmed Meshless basis set for solving one-dimensional time independent Schrodinger Equation
title_sort meshless basis set for solving one-dimensional time independent schrodinger equation
granting_institution Universiti Teknologi Malaysia, Faculty of Science
granting_department Faculty of Science
publishDate 2011
url http://eprints.utm.my/id/eprint/47960/25/TehHueyChingMFS2011.pdf
_version_ 1747817273586876416