Power series expansion of the Jost function on the complex angular momentum plane

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dc.contributor.advisor Rakitianski, Sergei A.
dc.contributor.postgraduate Tshipi, John Tshegofatso
dc.date.accessioned 2016-05-12T06:54:59Z
dc.date.available 2016-05-12T06:54:59Z
dc.date.issued 2016
dc.description Dissertation (MSc)--University of Pretoria, 2016.
dc.description.abstract The aim of this research is to develop a method for expanding the Jost functions as a Taylor-type power series on the complex angular momentum plane. From this method in conjunction with the Watson transformation, we were able to express the scattering amplitude as a sum of the background and pole terms, furthermore, this method propose a way of evaluating, numerically, the pole term. To demonstrate how this method may be applied, we considered the Born approximation. We found out that the developed method improved the Born approximation at large scattering angles. Therefore, this method is useful when the di fferential cross section of the background term fails to converge to that of the exact diff erential cross section at large scattering angles. en_ZA
dc.description.degree MSc
dc.description.department Physics
dc.description.sponsorship National Research Foundation (NRF) en_ZA
dc.identifier.citation Tshipi, JT 2016, Power series expansion of the Jost function on the complex angular momentum plane, MSc Dissertation, University of Pretoria, Pretoria, viewed yymmdd <http://hdl.handle.net/2263/52597>
dc.identifier.other S2016
dc.identifier.uri http://hdl.handle.net/2263/52597
dc.language.iso en en_ZA
dc.publisher University of Pretoria en_ZA
dc.rights © 2016, University of Pretoria. All rights reserved. The copyright in this work vests in the University of Pretoria. No part of this work may be reproduced or transmitted in any form or by any means, without the prior written permission of the University of Pretoria. en_ZA
dc.subject Power series en_ZA
dc.subject complex angular momentum en_ZA
dc.subject Jost function en_ZA
dc.subject Scattering amplitude en_ZA
dc.subject Regge poles en_ZA
dc.subject UCTD
dc.title Power series expansion of the Jost function on the complex angular momentum plane en_ZA
dc.type Dissertation en_ZA


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