Abstract
Using the ARGUS detector at the e+e- storage ring DORIS II at DESY we have studied the decay B- → D*0ℓ-λ, where ℓ- = e- or μ-, using the D0γ and D0π0 decay modes of the D*0 meson. B mesons were produced in 209 000 decays of γ(4S). Assuming electron-muon universality, we obtain a value for the branching ratio of BR(B- → D*0ℓ-λ)= (5.8 ± 1.4 ± 1.3)%.
| Original language | English |
|---|---|
| Pages (from-to) | 195-201 |
| Number of pages | 7 |
| Journal | Physics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics |
| Volume | 275 |
| Issue number | 1-2 |
| DOIs | |
| Publication status | Published - 23 Jan 1992 |
| Externally published | Yes |
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