reskit: A toolkit to determine the poles of an S-matrix

Main Author: Ballantyne, John
Other Authors: Bingham, Peter S., Gorfinkiel, Jimena D.
Format: Dataset
Terbitan: Mendeley , 2019
Subjects:
Online Access: https:/data.mendeley.com/datasets/p47yys8wpm
ctrlnum 0.17632-p47yys8wpm.1
fullrecord <?xml version="1.0"?> <dc><creator>Ballantyne, John</creator><title>reskit: A toolkit to determine the poles of an S-matrix</title><publisher>Mendeley</publisher><description>We present the python package reskit, developed to calculate the coefficients of an analytical continuation of the S-matrix of a physical system by means of Pad&#xE9; approximants and, from this fit, determine the complex poles of this S-matrix. The current implementation of the program is restricted to elastic scattering, i.e. cases in which all channels have the same energy. It has been tested using as input ab initio scattering data for electron-molecule collisions obtained for energies along the real axis. The identification and characterisation of the resonances present in the systems using reskit is described and discussed.</description><subject>Computational Physics</subject><subject>Resonance</subject><contributor>Bingham, Peter S.</contributor><contributor>Gorfinkiel, Jimena D.</contributor><type>Other:Dataset</type><identifier>10.17632/p47yys8wpm.1</identifier><rights>MIT License</rights><rights>http://opensource.org/licenses/MIT</rights><relation>https:/data.mendeley.com/datasets/p47yys8wpm</relation><date>2019-02-28T15:54:43Z</date><recordID>0.17632-p47yys8wpm.1</recordID></dc>
format Other:Dataset
Other
author Ballantyne, John
author2 Bingham, Peter S.
Gorfinkiel, Jimena D.
title reskit: A toolkit to determine the poles of an S-matrix
publisher Mendeley
publishDate 2019
topic Computational Physics
Resonance
url https:/data.mendeley.com/datasets/p47yys8wpm
contents We present the python package reskit, developed to calculate the coefficients of an analytical continuation of the S-matrix of a physical system by means of Padé approximants and, from this fit, determine the complex poles of this S-matrix. The current implementation of the program is restricted to elastic scattering, i.e. cases in which all channels have the same energy. It has been tested using as input ab initio scattering data for electron-molecule collisions obtained for energies along the real axis. The identification and characterisation of the resonances present in the systems using reskit is described and discussed.
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institution Universitas Islam Indragiri
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first_indexed 2020-04-08T08:15:34Z
last_indexed 2020-04-08T08:15:34Z
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