Using a sample of 484 000 B mesons collected with the CLEO detector at the Cornell Electron Storage Ring, we have measured B(B» D*+0l-) and found that the polarization of the D*+ is small. These results are compared with models of semileptonic B decay.
|Original language||English (US)|
|Number of pages||4|
|Journal||Physical review letters|
|State||Published - 1989|