Marc Pelizaeus - Meson

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Inclusive study of D sJ (2460) • Fully reconstructed B reco and D * from other B signal →D (*) X, D s (*) X decay investigate recoil mass m X for signal • First measurement of absolute branching fractions (BF) for decays, e.g. e - B reco e B + signal D* X π D * • Combine with previously measured product BF and BRs / use Sum of known BFs is: (77±17)% M. Pelizäus, Charm and Charmonium Spectroscopy Babar: 211 fb -1 hep-ex/0605036 submitted to PRD 10
Exclusive study of the DK system • Exlusive study of the DK system in e + e - →c processes 949k entries 791k entries • Good kaon / pion identification • Clean K S →π + π - and π 0 →γγ selection • Kinematic fit to common vertex • CMS momentum p * (DK)>3.5 GeV Babar: 240 fb -1 preliminary 432k entries M. Pelizäus, Charm and Charmonium Spectroscopy 11
Page 1 and 2: 9 th International Workshop on Meso
Page 3 and 4: Production of hidden and open charm
Page 5 and 6: • Put further experimental constr
Page 7 and 8: Exclusive study of D sJ (2460) •
Page 9: Exclusive study: Summary • Decay
Page 13 and 14: Further studies of D sJ *(2860) •
Page 15 and 16: • Tetra quark model - predicts no
Page 17 and 18: Exclusive study of X(3872) • B +
Page 19 and 20: Discovery of Y(4260) • Negative s
Page 21 and 22: • X(3872) (→J/ψπ + π − , J
Page 23 and 24: Backup Slides M. Pelizäus, Charm a
Page 25 and 26: Reflections in D s π 0 Data MC Eff
Page 27 and 28: Babar: 193 fb -1 PRD 71, 031501 (20
Page 29 and 30: Confirmation of Y(4260) from CLEO-I
Page 31: ISR studies of Y(4260) • No indic

Marc Pelizaeus - Meson

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