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Isospin mixing as a source of enhanced isospin violation in pi N scattering

A small eta impurity in pi /sup 0/ can sometimes cause large deviations from isospin invariance in pi /sup -/p to pi /sup 0/n, and could account for the observed experimental indications of violation of the backward isospin bounds below 1 GeV/c. Possible large effects of mixing between formed N*...

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Detalles Bibliográficos
Autor principal: Törnqvist, N A
Lenguaje:eng
Publicado: 1972
Materias:
Acceso en línea:https://dx.doi.org/10.1016/0370-2693(72)90297-3
http://cds.cern.ch/record/875713
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author Törnqvist, N A
author_facet Törnqvist, N A
author_sort Törnqvist, N A
collection CERN
description A small eta impurity in pi /sup 0/ can sometimes cause large deviations from isospin invariance in pi /sup -/p to pi /sup 0/n, and could account for the observed experimental indications of violation of the backward isospin bounds below 1 GeV/c. Possible large effects of mixing between formed N*'s and Delta 's are also briefly considered. (14 refs).
id cern-875713
institution Organización Europea para la Investigación Nuclear
language eng
publishDate 1972
record_format invenio
spelling cern-8757132019-09-30T06:29:59Zdoi:10.1016/0370-2693(72)90297-3http://cds.cern.ch/record/875713engTörnqvist, N AIsospin mixing as a source of enhanced isospin violation in pi N scatteringParticle Physics - PhenomenologyA small eta impurity in pi /sup 0/ can sometimes cause large deviations from isospin invariance in pi /sup -/p to pi /sup 0/n, and could account for the observed experimental indications of violation of the backward isospin bounds below 1 GeV/c. Possible large effects of mixing between formed N*'s and Delta 's are also briefly considered. (14 refs).CERN-TH-1478oai:cds.cern.ch:8757131972
spellingShingle Particle Physics - Phenomenology
Törnqvist, N A
Isospin mixing as a source of enhanced isospin violation in pi N scattering
title Isospin mixing as a source of enhanced isospin violation in pi N scattering
title_full Isospin mixing as a source of enhanced isospin violation in pi N scattering
title_fullStr Isospin mixing as a source of enhanced isospin violation in pi N scattering
title_full_unstemmed Isospin mixing as a source of enhanced isospin violation in pi N scattering
title_short Isospin mixing as a source of enhanced isospin violation in pi N scattering
title_sort isospin mixing as a source of enhanced isospin violation in pi n scattering
topic Particle Physics - Phenomenology
url https://dx.doi.org/10.1016/0370-2693(72)90297-3
http://cds.cern.ch/record/875713
work_keys_str_mv AT tornqvistna isospinmixingasasourceofenhancedisospinviolationinpinscattering