Abstract
A study of and decays is performed with data corresponding to of proton-proton collisions at . Their branching fractions are found to be where the first uncertainty is related to the statistical size of the sample and the second quantifies systematic effects. The measured asymmetries in these modes are with no evidence of direct violation seen.
- Received 19 March 2012
DOI:https://doi.org/10.1103/PhysRevD.85.091105
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© 2012 CERN, for the LHCb Collaboration