Joint workshop on |Vub| & |Vcb| at the B-Factories

Name: Joint workshop on |Vub| & |Vcb| at the B-Factories
Start: 2007-12-14T08:30:00+01:00
End: 2007-12-16T12:30:00+01:00
Location: Physikalisches Institut Heidelberg

14 Dec 2007, 08:30 → 16 Dec 2007, 12:30 Europe/Zurich

Physikalisches Institut Heidelberg

Philosophenweg 12 69120 Heidelberg

Friday 14 December
- Welcome
  
  slides
  
  Slides (pdf)
- |Vcb| from exclusive semileptonic decays
  - 1
    
    Overview of experimental results on B -> D/D* l nu (15')
    
    Speaker: Marcello Rotondo (Universita' di Padova)
    
    Slides
  - 2
    
    Overview and Recent developments in Form-Factor calculations on the lattice for B -> D(*) l nu decays (20')
    
    Speaker: Jack Laiho (FNAL)
    
    Slides
  - 3
    
    Overview of experimental results on B -> D** l nu (15')
    
    Speaker: Dmitri Liventsev (ITEP Moscow)
    
    Slides
  - 10:15
    
    Coffee
  - 4
    
    Theoretical Overview on B -> D** l nu decays (20')
    
    Speaker: Olivier Pene (Paris Sud)
    
    Video
  - 5
    
    Discussion (chairs: David Lopes Pegna, Christoph Schwanda, etc.)
    
    (a) Questions
    
    (b) Recent References
    
    (c) Lattice QCD workshop 2006 References
    
    (d) b → c l ν Exclusive References (Vxb workshop 2003)
- 12:30
  
  Lunch
- |Vub| from exclusive semileptonic decays
  - 6
    
    Progress in form factors for charmless semileptonic decays from Lattice QCD (20')
    
    Speaker: Paul Mackenzie (FNAL)
    
    Slides
  - 7
    
    Overview of non-lattice approaches for form factors in exclusive B -> Xu l nu decays (20')
    
    Speaker: Alexander Khodjamirian (Siegen)
    
    Slides
  - 8
    
    Overview of B -> scalar(pi/eta/eta') l nu Measurements: Branching Fractions and Form Factors (15')
    
    Speaker: Benoit Viaud (Orsay)
    
    Slides
  - 15:40
    
    Coffee
  - 9
    
    Overview of B -> vector(rho/omega) l nu Measurements: Branching Fractions and Form Factors (15')
    
    Speaker: Matt Shepherd (Indiana)
    
    Slides
  - 10
    
    Computer package for exclusive determinations (15')
    
    Speaker: Christopher Arnesen (Carnegie Mellon University)
    
    Slides
  - 11
    
    Discussion (chairs: Paul Mackenzie, Jochen Dingfelder, Christoph Schwanda)
    
    (a) Questions
    
    (b) Recent References
    
    (c) Lattice QCD workshop 2006 References
    
    (d) b → u l ν Exclusive References (Vxb workshop 2003)
- 19:30
  
  Social Dinner at the Restaurant Perkeo in the old town http://www.perkeo.info/mvr/eingang.htm
Saturday 15 December
- |Vcb| from inclusive decays and quark mass determination
  - 12
    
    Theoretical basis for the extraction of Vcb from inclusive B to Xc l nu decays and the uncertainties (20')
    
    Speaker: Thomas Mannel (Siegen)
    
    Slides
  - 13
    
    b->c moments in the kinetic scheme (10')
    
    Speaker: Paolo Giordano (Universita' di Torino)
    
    Slides
  - 14
    
    Overview of measurements of inclusive spectra and moments in b to s gamma decays (10')
    
    Speaker: Henning Flaecher (CERN)
    
    Slides
  - 15
    
    Overview of measurements of inclusive distributions and moments in B to Xc l nu Decays, Results of OPE fits in different schemes (15')
    
    Speaker: Mihikiko Nakao (KEK)
    
    Slides
  - 10:20
    
    Coffee
  - 16
    
    Definition and extraction of b- and c- quark masses (15')
    
    Speaker: Andre Hoang (MPI Munich)
    
    Slides
  - 17
    
    Measurements of b- and c-quark masses (15')
    
    Speaker: Robert Kowalewski (U. Victoria)
    
    Slides
  - 18
    
    Discussion (chairs: Vera Luth, Thomas Mannel, Phillip Urquijo)
    
    (a) Questions
    
    (b) Recent References
    
    (c) Vxb workshop 2004 References
    
    (d) b → c l ν Inclusive References (Vxb workshop 2003)
    
    mb translation and influence of b->sg moments
  - 19
    
    Vxb at Y(5S)
    
    Speaker: Toru Iijima (Nagoya University)
    
    Slides
- 12:30
  
  Lunch
- |Vub| from inclusive semileptonic decays
  - 20
    
    Measurement of partial Branching Fractions and Extraction of |Vub| using Tagged Analyses (10')
    
    Speaker: Philip Urquijo (University of Geneva)
    
    Slides
  - 21
    
    Measurement of partial Branching Fractions and Extraction of |Vub| using Untagged Analyses (10')
    
    Speaker: Heiko Lacker (Berlin University)
    
    document
  - 22
    
    Studies of Weak Annihilation (10')
    
    Speaker: Franco Simonetto (Universita' di Padova)
    
    Slides
  - 23
    
    Determination of |Vub| in the Kinetic scheme and Weak Annihilation (20')
    
    Speaker: Paolo Gambino (Universita' di Torino)
    
    Slides
  - 15:40
    
    break
  - 24
    
    Determination of |Vub| with the Analytic Coupling Method (20')
    
    Speaker: Giancarlo Ferrera (Universita' di Firenze)
    
    Slides
  - 25
    
    Perspectives on |Vub| and B->Xs gamma (20')
    
    Speaker: Matthias Neubert (Mainz University)
    
    Slides
  - 26
    
    Determination of |Vub| with the Gluon Dressed Exponentiation method (15')
    
    Speaker: Einan Gardi (University of Edinburgh)
    
    Slides
  - 27
    
    Discussion (chairs: Elisabetta Barberio, Francesca Di Lodovico, Gil Paz)
    
    (a) Questions
    
    (b) Recent References
    
    (c) Vxb workshop 2004 References
    
    (d) References on the Shape Function (Vxb workshop 2003)
    
    (e) References on b → u l ν, b → s γ inclusive (Vxb workshop 2003)
Sunday 16 December
- |Vub| from inclusive semileptonic decays
  - 28
    
    Leading Shape Function (20')
    
    Speaker: Frank Tackmann (LBNL & UC Berkeley)
    
    Slides
  - 29
    
    Subleading Shape Function (10')
    
    Speaker: Gil Paz (Institute for Advanced Study, Princeton)
    
    Slides
  - 30
    
    Improved determination of |Vub| in inclusive untagged analyses at the B-Factories (15')
    
    Speaker: Kerstin Tackmann (LBNL & UC Berkeley)
    
    Slides
  - 10:00
    
    Coffee
- Discussion: How do we arrive to a credible |Vxb| determination, i.e. with credible uncertainties, from multiple measurements and multiple theoretical calculations?
  
  Questions
- Adjour