Measurement of the Ratio of Branching Fractions,
Br(B+ → J/psi pi+)/Br(B+ → J/psi K+)

This web page summarizes the results for the measurement of the ratio of branching fractions between two decay modes, B+ → J/psi pi+ and B+ → J/psi K+, based upon 220 pb-1 of data.
The results have been approved as of August 18, 2005.

We measure:

A more detailed summary of the results can be found here: ps.

Below are the eps and png versions of all figures meant for downloads.