phi_1 and phi_2 Working Group

Theoretical Issues

 

    • phi_1 from b to ccs

 

      • How large is penguin pollution in Bd -> J/Psi Ks?

 

        • OPE for the up-quark loop (Talk by U. Nierste)

 

        • U-spin analysis (Talk by R. Fleischer)

 

        • New SU(3) relation (Talk by D. Robinson)

 

    • phi_1 from b -> sss

 

      • How large is tree pollution in Bd -> phi Ks, eta' Ks?

 

        • QCD factorization (Talk by S. Jaeger)

 

      • B -> pi K (Fleischer et al., arXiv:0806.2900)

 

        • S_{pi0Ks} and A_{pi0Ks} with the other B->pi K decays, where SU(3) is used to fix the isospin-3/2 amplitude through B^+ -> pi^+ pi^0.

 

    • phi_2

 

      • How large is isospin breaking?

 

        • Lattice attempt for isospin breaking (Talk by C. Sachrajda)

 

    • Time-dependent analysis for radiative decays

 

      • How large are QCD and 1/mb corrections?

 

      • Photon conversion for polarization measurement

 

 

Experimental Issues

 

 

 

Workshop Contributions

 

 

      • Theory

 

        • Jure Zupan, "Phi_1 & Phi_2 (Alpha & Beta): Theory" (link)

 

      • Experiment

 

        • Luigi Li Gioi, "Phi_1 & Phi_2 (Alpha & Beta): Experiment" (link)

 

 

 

      • phi_1 Theory

 

        • Sebastian Jaeger, "Theory of b -> qqs transitions" (link)

 

        • Martin Jung, “Theory of b -> ccs transitions" (link)

 

      • phi_1 Experiment

 

        • Takeo Higuchi, “phi1 and CPT experiment" (link)

 

        • Luigi Li Gioi, "Expected Belle II performance" (link)

 

      • phi_2 Theory

 

        • Zoltan Ligeti, "Surprises in phi2 (alpha)" (link)

 

        • Guido Martinelli, "Isospin breaking and Lattice” (cancelled)

 

      • phi_2 Experiment

 

        • Pit Vanhoefer, "phi2 Experiment" (link)

 

      • Joint WG2&WG3

 

        • De Fazio, “On the decay modes B->K eta gamma, B->K eta’ gamma" (link)

 

        • Emi Kou, "Exclusive b->s gamma (Theory)" (link)

 

      • WG3 Summary Talk

 

        • Luigi Li Gioi, “WG3 summary" (link)

 

 

 

      • phi_1 Theory

 

        • Robert Fleischer, "Theory Errors in the Extraction of beta/phi1" (link)

 

        • Ulrich Nierste, "Uncertainties in the prediction of B mixing observables" (link)

 

      • phi_2 Theory

 

        • Chris Sachrajda, "phi2: Isospin Breaking and QED on the Lattice" (link)

 

      • Experimental talks

 

        • Luigi Li Gioi, “Expected Belle II performances in Time Dependent analysis" (link)

 

        • Marc Grabalosa Gandara, "Status and the prospects of the alpha/beta angles measurement at LHCb" (link)

 

        • Veronika Chobanova, "Measurement of phi_1 in b→ sqq Transitions at Belle II" (link)

 

      • Joint WG2&WG3

 

        • Dean Robinson, "Probing photon polarization in B->K* gamma with conversion" (link)

 

        • Roman Zwicky, "Overview of B->V gamma and some phenomenology" (link)

 

      • WG3 Summary Talks

 

        • Luigi Li Gioi / Satoshi Mishima, “WG3 summary" (link)

 

 

 

      • phi_1 Theory

 

        • Dean Robinson, “Towards precise determination of the CKM phase beta=phi1" (link)

 

      • Experimental talks

 

        • Fernando Abudinen, "Performance of the Belle II analysis software in Time Dependent Analysis" (link)

 

        • Alessandro Gaz, "Sensitivity study on B to phi K^0" (link)

 

      • Joint WG2&WG3

 

        • Fady Bishara, “B->K* gamma with converted photons" (link)

 

        • Hiroyuki Ishida, “Search for new physics via photon polarization of b to s gamma" (link)

 

      • WG3 Summary

 

      • Jure Zupan, “WG3 summary" (link)
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