Threshold Pion Production at Large Momentum Transfers

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We consider threshold pion electroproduction on a proton target for photon virtualities in the region 1-10 GeV$^2$. The S-wave multipoles at threshold, $E_{0+}$ and $L_{0+}$, are calculated using light-cone sum rules.
3 pages, talkpresented at PANIC 2008

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High Energy Physics - Phenomenology, Nuclear Experiment, Nuclear Theory

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http://salesiana.dossiersoluciones.com/handle/123456789/220206

Consulte el texto completo en el siguiente enlace:

https://arxiv.org/abs/0901.3184
 http://arxiv.org/abs/0901.3184

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arXiv