Working Group 2: Flavour Physics

Amol Dighe and Anirban Kundu, Coordinators

Plenary talks :

• Yosef Nir (Weizmann Institute, Israel): CP violation in B mesons: Present and Future
• Roger Forty (CERN, Switzerland): B_s physics at LHCb
• Amarjit Soni (Brookhaven National Laboratory, USA): Search for New Physics at a Super-B factory
• Yong-Yeon Keum (Nagoya University, Japan): Charmless hadronic decays of B mesons

Discussion Topics :

• Extraction of CKM angles alpha and gamma:
  • See Beauty 2003 transparencies: talks by Jonathan Rosner and Alan Watson
  • "Comment on extracting alpha from B to rho rho," A. F. Falk, Z. Ligeti, Y. Nir and H. Quinn, hep-ph/0310242
  • "Pathways to a clean gamma (phi3): From B to super B-factories," D. Atwood and A. Soni, hep-ph/0312100
• sin(2 beta), Psi-Ks vs. Phi-Ks "anomaly", and new physics:
  • Results presented by Belle and BaBar at Beauty 2003 .
  • "First hint of non-standard CP violation from B $\to$ Phi K(S) decay," Gudrun Hiller, hep-ph/0207356, Phys. Rev. D66, 071502 (2002).
• QCD challenges: nonleptonic decays
  • "CP violation and nonleptonic B-meson decays," Y. Y. Keum and A. I. Sanda, hep-ph/0306004
  • "Possible large direct CP violations in charmless B decays: Summary report on the pQCD method," Y. Y. Keum and A. I. Sanda, hep-ph/0209014, Phys. Rev. D67 054009 (2003)
  • "QCD factorization for exclusive, non-leptonic B meson decays: General arguments and the case of heavy-light final states," M. Beneke, G. Buchalla, M. Neubert and C. T. Sachrajda, hep-ph/0006124, Nucl. Phys. B591, 313 (2000)
  • "CP-violating asymmetries in charmless non-leptonic decays B $\to$ P P, P V, V V in the factorization approach," A. Ali, G. Kramer and C. D. Lu, hep-ph/9805403, Phys. Rev. D59, 014005 (1999)
• New physics in B decays
  • "Searching for new physics via an angular analysis of B $\to$ V(1) V(2) decays," D. London, N. Sinha and R. Sinha, hep-ph/0304230 .
  • "Minimal flavor violation", A. J. Buras, hep-ph/0310208, Acta Phys. Polon. B34, 5615 (2003)
  • "Worries and hopes for SUSY in CKM physics: The b $\to$ s example," M. Ciuchini, E. Franco, A. Masiero and L. Silvestrini, hep-ph/0308013, eConf C0304052 , WG307 (2003)
  • "Z' mediated flavor changing neutral currents in B meson decays," V. Barger, C. W. Chiang, P. Langacker and H. S.Lee, hep-ph/0310073
  • "Flavor violation in warped extra dimensions and CP asymmetries in B decays," G. Burdman, hep-ph/0310144
  • "The impact of universal extra dimensions on the unitarity triangle and rare K and B decays," A. J. Buras, M. Spranger and A. Weiler, hep-ph/0212143, Nucl. Phys. B 660, 225 (2003)
• CPT violating effects in B oscillations:
  • "Does CPT violation affect the B/d meson life times and decay asymmetries?", Amitava Datta, E. A. Paschos and L. P. Singh, hep-ph/0209090 , Phys. Lett. B548, 146 (2002).
• Neutrino mixing, CP violation in B mesons, and SUSY flavour breaking:
  • "Neutrino mixing and large CP violation in B physics," D. Chang, A. Masiero and H. Murayama, hep-ph/0205111, Phys. Rev. D67, 075013 (2003).

Additional Useful References:

• Recent conferences:
  • Talks given at Beauty 2003 in October at CMU: http://www-hep.phys.cmu.edu/beauty2003/beauty2003/program1.html
    See especially the panel discussion towards the end: "Can theory meet the B physics challenge?" by Gino Isidori , Ulrich Nierste , and Amarjit Soni
  • Proceedings of the second workshop on the CKM Unitarity Triagle, http://www.ippp.dur.ac.uk/~ckm/econf/
• Recent reviews on B physics:
  • "Beyond the standard model with B and K physics," Y. Grossman, hep-ph/0310229
  • "Theoretical review of CP violation," R. Fleischer, hep-ph/0310313
  • "CP violation beyond the standard model," D. London, hep-ph/0311126
  • "New physics and future B factories," Z. Ligeti and Y. Nir, hep-ph/0202117 , Nucl. Phys. Proc. Suppl. 111, 82 (2002).
• Feasibility studies of B decays:
  • "The CKM matrix and the unitarity triangle", Proceedings, Workshop, CERN, February 2002, hep-ph/0304132
  • "B physics at the Tevatron: Run II and beyond," Proceedings, Workshop, Fermilab, February 2000 hep-ph/0201071
  • "B decays at the LHC," Proceedings, Workshop, CERN, 1999. hep-ph/0003238
• Recent reviews on Charm Physics:
  • "Charm Physics: theoretical review," Alexey Petrov, hep-ph/0311371
  • "D0-D0bar mixing and rare charm decays," Gustavo Burdman and Ian Shipsey, hep-ph/0310076.
• Lattice and flavour physics:
  • "Lattice matrix elements and CP violation in B and K physics: Status and outlook," A. Soni, hep-ph/0307107.
• Experimental Collaboration webpages:
  BaBar , Belle , CLEO , Tevatron , LHC , Daphne , E787
• Useful resources: Particle Data Group , CKMFitter , Heavy Flavor Averaging Group , CP Violation in B Decays: Related Links