Hunting for the alpha: Bto rhorho, B to ππ, B toπrho
classification
✦ hep-ph
keywords
alphaaccuracyallowsangleavailablecharmlesscontributioncurrently
read the original abstract
The hypothesis of the smallness of penguin contribution to charmless strangeless $B_d (\bar B_d)$ decays allows to determine with high accuracy the value of angle $\alpha$ from the currently available $B \to \rho\rho$, $B \to \pi\pi$ and $B\to \rho\pi$ decay data.
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