Article ID Journal Published Year Pages File Type
9857567 Nuclear Physics B - Proceedings Supplements 2005 5 Pages PDF
Abstract
The measurement of the branching ratio for K+→π+νν¯ is considered to be one of the best ways of measuring the CKM matrix element Vtd. The BNL experiments E787 and E949 have seen 3 instances of this decay, using a stopped kaon beam. To improve the statistics enough to make a good measurement will require a decay-in-flight experiment. Fermilab has approved such an experiment-E921. The status of this experiment and a new proposed experiment-P940-is discussed here.
Related Topics
Physical Sciences and Engineering Physics and Astronomy Nuclear and High Energy Physics
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