QCD Constraints on Form Factor Shapes

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This talk presents an introduction to the use of dispersion relations to constrain the shapes of hadronic form factors consistent with QCD. The applications described include methods for studying |V_{cb}| and |V_{ub}|, the strange quark mass, and the pion charge radius.
8 pages, 3 eps figures, presented at ``Exclusive & Semi-exclusive Processes at High Momentum Transfer,'' Jefferson Lab, Newport News, VA, May 20-22, 1999

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High Energy Physics - Phenomenology

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http://salesiana.dossiersoluciones.com/handle/123456789/49261

Consulte el texto completo en el siguiente enlace:

https://arxiv.org/abs/hep-ph/9908234
 http://arxiv.org/abs/hep-ph/9908234

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arXiv