Consistency checks of different ππ scattering data sets using forward dispersion relations
We review our evaluation of forward dispersion relations for direct fits to the different, and often conflicting, ππ scattering experimental analyses. We find that some of the most commonly used data sets do not satisfy these constraints by several standard deviations. We also provide a consistent π...
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| Tipo de recurso: | capítulo de libro |
| Fecha de publicación: | 2006 |
| País: | España |
| Institución: | Universidad Complutense de Madrid (UCM) |
| Repositorio: | Docta Complutense |
| Idioma: | inglés |
| OAI Identifier: | oai:docta.ucm.es:20.500.14352/53485 |
| Acceso en línea: | https://hdl.handle.net/20.500.14352/53485 |
| Access Level: | acceso abierto |
| Palabra clave: | 51-73 Total cross-sections Phase-shift analysis Gev-c Parameters π&π Física-Modelos matemáticos Física matemática |
| Sumario: | We review our evaluation of forward dispersion relations for direct fits to the different, and often conflicting, ππ scattering experimental analyses. We find that some of the most commonly used data sets do not satisfy these constraints by several standard deviations. We also provide a consistent ππ amplitude by improving a global fit to data with these dispersion relations. |
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