Final state interaction phases in (B ---> K pi) decay amplitudes

Delepine, D.;Gérard, Jean-Marc;Pestieau, Jean;Weyers, Jacques

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Abstract
(en) A simple Regge pole model for $K\pi$ scattering explains the large $e^{i \delta}$ between isospin amplitudes which is observed at the D meson mass ($\delta \approx \pi/2$). It predicts $\delta \approx 14^{\circ}- 20^{\circ}$ at the B mass. Implications for ($B \to K \pi$) decays and extensions of the model to other two-body decay channels are briefly discussed. Comment: 8pages,latex
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Final state interaction phases in (B ---> K pi) decay amplitudes. (n.d.). https://hdl.handle.net/2078.5/256795