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Measurement of the decay B0→D−ℓ+ν
- Source :
- Physics Letters B. 229:175-180
- Publication Year :
- 1989
- Publisher :
- Elsevier BV, 1989.
-
Abstract
- Using the ARGUS detector at the e + e − storage ring DORIS II, we have investigated the decay B 0 →D − l + ν, where l + is e + or μ + . The B 0 mesons were produced in 150 000 ϒ(4S) decays. Assuming electron-muon universality we obtain a branching ratio BR(B 0 →D − e + ν )=BR(B 0 →D − μ + ν )=(1.8±0.6±0.5)%.
Details
- ISSN :
- 03702693
- Volume :
- 229
- Database :
- OpenAIRE
- Journal :
- Physics Letters B
- Accession number :
- edsair.doi...........0f58998716ebf106718d3f81b1c30b9c