Diff for "MarcellaBona"

Marcella Bona's wiki

UTfit

EPS talk updated

• my EPS talk updated with the new numbers and the new plots:

  • pdf: http://pprc.qmul.ac.uk/~bona/utfit/postEPS11/bona-postEPS.pdf

  • odp: http://pprc.qmul.ac.uk/~bona/utfit/postEPS11/bona-postEPS.odp

  • ppt: http://pprc.qmul.ac.uk/~bona/utfit/postEPS11/bona-postEPS.ppt

post EPS11 update for LP conference

• input updates:
  • gamma: including the EPS updates

    • updated experimental value: 79 +/- 10 degrees

    • gamma plot with all the separate contributions: http://pprc.qmul.ac.uk/~bona/utfit/postEPS11/gamma/gamma_postEPS11.eps

    • gamma on the rhobar-etabar plane: http://pprc.qmul.ac.uk/~bona/utfit/postEPS11/gamma/gamma_rhoetaplane.eps

    • r parameters:

      • DK decays: r(DK) = 0.104 +/- 0.013: http://pprc.qmul.ac.uk/~bona/utfit/postEPS11/gamma/r_vs_gamma_postEPS11.eps

      • D*K decays: r(D*K) = 0.10 +/- 0.03: http://pprc.qmul.ac.uk/~bona/utfit/postEPS11/gamma/rstar_vs_gamma_postEPS11.eps

      • DK* decays: r(DK*) = 0.11 +/- 0.06: http://pprc.qmul.ac.uk/~bona/utfit/postEPS11/gamma/rkstd_vs_gamma_postEPS11.eps

      • DK* decays: r(DK*) = 0.26 +/- 0.08: http://pprc.qmul.ac.uk/~bona/utfit/postEPS11/gamma/rdkst0_vs_gamma_postEPS11.eps

  • V_ub: including the EPS updates

    • updated experimental inputs:

      • exclusive: V_ub = 3.26 +/- 0.30 10^-3

        inclusive: V_ub = 4.40 +/- 0.31 10^-3

    • the discrepancy between the two values is at the level of 2.6 sigmas

    • updated experimental value used as incl+excl combination: V_ub = 3.83 +/- 0.57 10^-3

    • V_ub plot with all the separate contributions: http://pprc.qmul.ac.uk/~bona/utfit/postEPS11/semilep/vub_postEPS11.eps

    • compatibility plot with the rest of the fit (see below for explanation): http://pprc.qmul.ac.uk/~bona/utfit/postEPS11/pulls/pull_Vubfit1.eps

  • V_cb: including the EPS updates

    • updated experimental inputs:

      • exclusive: V_cb = 39.5 +/- 1.0 10^-3

        inclusive: V_cb = 41.7 +/- 0.7 10^-3

    • the discrepancy between the two values is at the level of 1.8 sigmas

    • updated experimental value used as incl+excl combination: V_cb = 41.0 +/- 1.0 10^-3

    • V_cb plot with all the separate contributions: http://pprc.qmul.ac.uk/~bona/utfit/postEPS11/semilep/vcb_postEPS11.eps

• Standard Model fit: inclusive vs exclusive
  • exclusive only:

    • rhobar-etabar planes with all the constraints: http://pprc.qmul.ac.uk/~bona/utfit/postEPS11/semilep/all_exclusive_postEPS11.eps

    • sin2beta compatibility plot: http://pprc.qmul.ac.uk/~bona/utfit/postEPS11/semilep/pull_sin2bfit3_exclusive.eps

      • sin2beta from the rest of the fit: sin2beta = 0.706 +/- 0.041 corresponding to a difference of ~0.8 sigma with respect to the experimental value

  • inclusive only:

    • rhobar-etabar planes with all the constraints: http://pprc.qmul.ac.uk/~bona/utfit/postEPS11/semilep/all_inclusive_postEPS11.eps

    • sin2beta compatibility plot: http://pprc.qmul.ac.uk/~bona/utfit/postEPS11/semilep/pull_sin2bfit3_inclusive.eps

      • sin2beta from the rest of the fit: sin2beta = 0.791 +/- 0.041 corresponding to a difference of ~2.6 sigma with respect to the experimental value

  • sin2beta predictions: http://pprc.qmul.ac.uk/~bona/utfit/postEPS11/sin2beta_nosemileptonic.eps

    • inputs used	sin2beta value	sigmas from the experimental value
      no semileptonic (no Vub or Vcb)	0.76 +/- 0.10	0.9
      exclusive only	0.706 +/- 0.041	0.8
      inclusive only	0.791 +/- 0.041	2.6

  • sin2beta compatibility plot without using the semileptonic results: http://pprc.qmul.ac.uk/~bona/utfit/postEPS11/pulls/pull_sin2bfit3_nosemileptonic.eps

SM update

• Standard Model fit updates:

  • rhobar-etabar plane with all the constraints: http://pprc.qmul.ac.uk/~bona/utfit/postEPS11/all_postEPS11.eps

    • same plot only rectangular: http://pprc.qmul.ac.uk/~bona/utfit/postEPS11/all_postEPS11_rectangular.eps

      • numerical results:

      parameter	fit output
      rhobar	0.132 +/- 0.020
      etabar	0.353 +/- 0.014
      alpha	88 +/- 3
      beta	22 +/- 1
      gamma	69 +/- 3

  • rhobar-etabar plane using angles only: http://pprc.qmul.ac.uk/~bona/utfit/postEPS11/angles_postEPS11.eps

    • same plot only rectangular: http://pprc.qmul.ac.uk/~bona/utfit/postEPS11/angles_postEPS11_rectangular.eps

      parameter	fit output
      rhobar	0.129 +/- 0.027
      etabar	0.340 +/- 0.016

  • rhobar-etabar plane not using angles (sides and epsk): http://pprc.qmul.ac.uk/~bona/utfit/postEPS11/sides_postEPS11.eps

    • same plot only rectangular: http://pprc.qmul.ac.uk/~bona/utfit/postEPS11/sides_postEPS11_rectangular.eps

      parameter	fit output
      rhobar	0.155 +/- 0.038
      etabar	0.404 +/- 0.039

  • compatibility plots: .to “measure” the agreement of a single measurement with the indirect determination from the fit using all the other inputs:
    • Color code: agreement between the predicted values and the measurements at better than 1, 2, ...nsigma.//
      • The cross has the coordinates (x,y)=(central value, error) of the direct measurement

      compatibilty plots	UTfit value	experimental value	difference in ~sigmas
      sin2beta	0.795 +/- 0.051	0.667 +/- 0.021	2.3
      alpha [degrees]	85 +/- 4	91 +/- 6	0.7
      DeltaMs [ps-1]	19.1 +/- 1.5	17.70 +/- 0.08	1.0
      Vub [10-3]	3.63 +/- 0.15	3.83 +/- 0.57	0.3
      gamma [degrees]	69 +/- 3	79 +/- 10	0.9
      B to taunu [10-4]	0.83 +/- 0.08	1.64 +/- 0.34	2.3
      Bs to ll [10-9]	3.55 +/- 0.28	18 +/- 11	1.3
      Bk	0.88 +/- 0.09	0.731 +/- 0.036	1.4

NP update

• New Physics fit updates: in the 2-dimensional plots of the NP parameters, the red cross represents the SM value.

  • rho-eta plane: http://pprc.qmul.ac.uk/~bona/utfit/postEPS11/np/np.eps

    • parameter	fit output
      rhobar	0.129 +/- 0.040
      etabar	0.392 +/- 0.055

  • K system: 2-dimensional plot of the NP coefficients: http://pprc.qmul.ac.uk/~bona/utfit/postEPS11/np/C_epsKvsC_DmKfit1.eps

    • and 1-dimensional plots:

      • C_epsK: http://pprc.qmul.ac.uk/~bona/utfit/postEPS11/np/C_epsKfit1.eps

      • C_DmK: http://pprc.qmul.ac.uk/~bona/utfit/postEPS11/np/C_DmKfit1.eps

      parameter	fit output	sigmas from the SM
      C_epsK	0.98 +/- 0.17	0.1
      C_DmK	0.97 +/- 0.34	0.5

  • Bd system: 2-dimensional plot of the NP coefficients: http://pprc.qmul.ac.uk/~bona/utfit/postEPS11/np/Phi_BdvsC_Bdfit1.eps

    • and 1-dimensional plots:

      • C_Bd: http://pprc.qmul.ac.uk/~bona/utfit/postEPS11/np/C_Bdfit1.eps

      • Phi_Bd: http://pprc.qmul.ac.uk/~bona/utfit/postEPS11/np/Phi_Bdfit1.eps

      parameter	fit output	sigmas from the SM
      C_Bd	0.79 +/- 0.12	1.5
      Phi_Bd	-3.2 +/- 3.7	0.8

  • Bs system: 2-dimensional plot of the NP coefficients: http://pprc.qmul.ac.uk/~bona/utfit/postEPS11/np/Phi_BsvsC_Bsfit1.eps

    • and 1-dimensional plots:

      • C_Bs: http://pprc.qmul.ac.uk/~bona/utfit/postEPS11/np/C_Bsfit1.eps

      • Phi_Bs: http://pprc.qmul.ac.uk/~bona/utfit/postEPS11/np/Phi_Bsfit1.eps

      parameter	fit output	sigmas from the SM
      C_Bs	0.84 +/- 0.10	1.5
      Phi_Bs	-18 +/- 10	1.6

  • more results on the Bs system: NP phase Phi_Bs with different constraints used

    • not using the J/psi Phi result: http://pprc.qmul.ac.uk/~bona/utfit/postEPS11/np/Phi_Bsfit2.eps

      • Phi_Bs = -45 +/- 19 (2.5 sigmas)

    • using only the J/psi Phi result: http://pprc.qmul.ac.uk/~bona/utfit/postEPS11/np/Phi_Bsfit7.eps

      • Phi_Bs = -10 +/- 10 && 72 +/- 13 (1.0 sigma)

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