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arxiv: hep-ph/0403223 · v1 · submitted 2004-03-20 · ✦ hep-ph

Proposal for a Precision Measurement of |Vub|

classification ✦ hep-ph
keywords measurementprecisiontheoreticalbackgroundcharmcombinedcombinescontrol
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A new method for a precision measurement of the CKM matrix element |Vub| is discussed, which combines good theoretical control with high efficiency and a powerful discrimination against charm background. The resulting combined theoretical uncertainty on |Vub| is estimated to be 10%.

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