Title

Measurement of the relative branching fraction of Y(4S) to charged and neutral B-meson pairs

Document Type

Article

Publication Date

3-26-2001

Abstract

The ratio of charged to neutical productioin of B mesons at the Y (4S) resonance was measured and found to be 1.04 ± 0.07 ± 0.04. This result is consistent with theoretical predictions of only slightly greater charged than neutral B-meson pair production in Y(4S) decave near threshold.

Publication Name

Physical Review Letters

Volume Number

86

First Page

2737

Last Page

2741

Issue Number

13

DOI

10.1103/PhysRevLett.86.2737

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