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Positivity of the real part of the forward scattering amplitude
We prove the general theorem that the real part of the crossing even forward two-body scattering amplitude is positive at sufficiently high energies if, above a certain energy, the total cross section increases monotonically to infinity at infinite energy.
| Autores principales: | , |
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| Lenguaje: | eng |
| Publicado: |
2017
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| Materias: | |
| Acceso en línea: | https://dx.doi.org/10.1103/PhysRevD.97.014011 http://cds.cern.ch/record/2281443 |
| _version_ | 1780955577456787456 |
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| author | Martin, André Wu, Tai Tsun |
| author_facet | Martin, André Wu, Tai Tsun |
| author_sort | Martin, André |
| collection | CERN |
| description | We prove the general theorem that the real part of the crossing even forward two-body scattering amplitude is positive at sufficiently high energies if, above a certain energy, the total cross section increases monotonically to infinity at infinite energy. |
| id | cern-2281443 |
| institution | Organización Europea para la Investigación Nuclear |
| language | eng |
| publishDate | 2017 |
| record_format | invenio |
| spelling | cern-22814432023-03-14T20:15:07Zdoi:10.1103/PhysRevD.97.014011http://cds.cern.ch/record/2281443engMartin, AndréWu, Tai TsunPositivity of the real part of the forward scattering amplitudehep-phParticle Physics - PhenomenologyWe prove the general theorem that the real part of the crossing even forward two-body scattering amplitude is positive at sufficiently high energies if, above a certain energy, the total cross section increases monotonically to infinity at infinite energy.We prove the general theorem that the real part of the forward two-body scattering amplitude is positive at sufficiently high energies if, above a certain energy, the total cross section increases monotonically to infinity at infinite energy.arXiv:1708.08372CERN-TH-2017-182oai:cds.cern.ch:22814432017-08-28 |
| spellingShingle | hep-ph Particle Physics - Phenomenology Martin, André Wu, Tai Tsun Positivity of the real part of the forward scattering amplitude |
| title | Positivity of the real part of the forward scattering amplitude |
| title_full | Positivity of the real part of the forward scattering amplitude |
| title_fullStr | Positivity of the real part of the forward scattering amplitude |
| title_full_unstemmed | Positivity of the real part of the forward scattering amplitude |
| title_short | Positivity of the real part of the forward scattering amplitude |
| title_sort | positivity of the real part of the forward scattering amplitude |
| topic | hep-ph Particle Physics - Phenomenology |
| url | https://dx.doi.org/10.1103/PhysRevD.97.014011 http://cds.cern.ch/record/2281443 |
| work_keys_str_mv | AT martinandre positivityoftherealpartoftheforwardscatteringamplitude AT wutaitsun positivityoftherealpartoftheforwardscatteringamplitude |