Abstract
We measure the decay constant using the channel, where the designates either a or a , when the . Using both measurements we find . Combining with our previous determination of , we compute the ratio . We compare with theoretical estimates.
- Received 3 April 2007
- Corrected 17 August 2007
DOI:https://doi.org/10.1103/PhysRevLett.99.071802
©2007 American Physical Society
Corrections
17 August 2007