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+ | ====== TTP97-17 Constraining the CKM angle $\gamma$ and penguin contributions through combined $B \to \pi K$ branching ratios ====== | ||
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+ | < | ||
+ | their implications for the CKM angle $\gamma$ and a consistent description | ||
+ | of these decays within the Standard Model. Interestingly it turns out that | ||
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+ | and $B_d\to\pi^\mp K^\pm$ allows to derive stringent constraints on $\gamma$ | ||
+ | which are complementary to the presently allowed range for that angle. This | ||
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+ | {\it exclude} a range of this kind. Consistency within the Standard Model | ||
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+ | and upper limits for the CP-violating asymmetry arising in that decay. | ||
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+ | </ | ||
+ | |**Robert Fleischer, Thomas Mannel** | ||
+ | |** Phys. Rev. D57 2752-2759 1998 ** | | ||
+ | | {{preprints: | ||
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