Pi-pi scattering at low energy: S-wave phase shifts and scattering lengths

dc.creatorMaiorov, V. N.
dc.creatorPatarakin, O. O.
dc.date2003-08-15
dc.date2003-10-08
dc.date.accessioned2026-07-07T03:50:24Z
dc.date.available2026-07-07T03:50:24Z
dc.descriptionIt is shown that the linear correlation relates the S-wave phase shifts from the threshold up to dipion mass 900 MeV. By using this correlation at the solution of the Roy equations, the accuracy of determination of S-wave lengths is considerably improved. The obtained result unambiguously witnesses in favor of the standard ChPT version with large quark condensate.
dc.description8 pages, 4 postscript figures, LaTeX; typos corrected, references updated and expanded, added more material in Sect.3
dc.identifierhttps://arxiv.org/abs/hep-ph/0308162
dc.identifierhttp://arxiv.org/abs/hep-ph/0308162
dc.identifier.urihttp://salesiana.dossiersoluciones.com/handle/123456789/42761
dc.subjectHigh Energy Physics - Phenomenology
dc.titlePi-pi scattering at low energy: S-wave phase shifts and scattering lengths
dc.typetext

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