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$N \Delta$ - Transition Form Factors at Low Momentum Transfer
The three complex form factors entering the $\Delta\to N\gamma^\ast$ vertex are calculated to ${\cal O}(\epsilon^3)$ in the framework of a chiral effective theory with explicit $\Delta$(1232) degrees of freedom. Furthermore, the role of presently unknown low energy constants that affect the values o...
Autores principales: | , , , |
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Lenguaje: | eng |
Publicado: |
1998
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Materias: | |
Acceso en línea: | http://cds.cern.ch/record/370028 |
_version_ | 1780893074330746880 |
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author | Gellas, G C Hemmert, T R Ktorides, C N Poulis, G I |
author_facet | Gellas, G C Hemmert, T R Ktorides, C N Poulis, G I |
author_sort | Gellas, G C |
collection | CERN |
description | The three complex form factors entering the $\Delta\to N\gamma^\ast$ vertex are calculated to ${\cal O}(\epsilon^3)$ in the framework of a chiral effective theory with explicit $\Delta$(1232) degrees of freedom. Furthermore, the role of presently unknown low energy constants that affect the values of EMR and CMR is elucidated. |
id | cern-370028 |
institution | Organización Europea para la Investigación Nuclear |
language | eng |
publishDate | 1998 |
record_format | invenio |
spelling | cern-3700282019-09-30T06:29:59Zhttp://cds.cern.ch/record/370028engGellas, G CHemmert, T RKtorides, C NPoulis, G I$N \Delta$ - Transition Form Factors at Low Momentum TransferParticle Physics - PhenomenologyThe three complex form factors entering the $\Delta\to N\gamma^\ast$ vertex are calculated to ${\cal O}(\epsilon^3)$ in the framework of a chiral effective theory with explicit $\Delta$(1232) degrees of freedom. Furthermore, the role of presently unknown low energy constants that affect the values of EMR and CMR is elucidated.hep-ph/9811231oai:cds.cern.ch:3700281998-11-04 |
spellingShingle | Particle Physics - Phenomenology Gellas, G C Hemmert, T R Ktorides, C N Poulis, G I $N \Delta$ - Transition Form Factors at Low Momentum Transfer |
title | $N \Delta$ - Transition Form Factors at Low Momentum Transfer |
title_full | $N \Delta$ - Transition Form Factors at Low Momentum Transfer |
title_fullStr | $N \Delta$ - Transition Form Factors at Low Momentum Transfer |
title_full_unstemmed | $N \Delta$ - Transition Form Factors at Low Momentum Transfer |
title_short | $N \Delta$ - Transition Form Factors at Low Momentum Transfer |
title_sort | $n \delta$ - transition form factors at low momentum transfer |
topic | Particle Physics - Phenomenology |
url | http://cds.cern.ch/record/370028 |
work_keys_str_mv | AT gellasgc ndeltatransitionformfactorsatlowmomentumtransfer AT hemmerttr ndeltatransitionformfactorsatlowmomentumtransfer AT ktoridescn ndeltatransitionformfactorsatlowmomentumtransfer AT poulisgi ndeltatransitionformfactorsatlowmomentumtransfer |