Observation of the decay $B_s^0\to\bar{D}^0\phi$
- Aaij, R et al
- arXiv:1308.4583LHCB-PAPER-2013-035CERN-PH-EP-2013-150
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 | noimg\small Uncorrected signal yields and the peaking (charmless, S-wave) background yields. |
 | \small Feynman diagrams for the following decays: (a) \BsToDphi; (b) $\Bs\to\Dz\Pphi$; (c) \BdToDKstar; and (d) \BsToDKstar. The \BsToDphi and $\Bs\to\Dz\Pphi$ decay amplitudes interfere when $\Dzb$ and $\Dz$ decay to the same final state. |
 | \small Feynman diagrams for the following decays: (a) \BsToDphi; (b) $\Bs\to\Dz\Pphi$; (c) \BdToDKstar; and (d) \BsToDKstar. The \BsToDphi and $\Bs\to\Dz\Pphi$ decay amplitudes interfere when $\Dzb$ and $\Dz$ decay to the same final state. |
 | \small Feynman diagrams for the following decays: (a) \BsToDphi; (b) $\Bs\to\Dz\Pphi$; (c) \BdToDKstar; and (d) \BsToDKstar. The \BsToDphi and $\Bs\to\Dz\Pphi$ decay amplitudes interfere when $\Dzb$ and $\Dz$ decay to the same final state. |
 | \small Feynman diagrams for the following decays: (a) \BsToDphi; (b) $\Bs\to\Dz\Pphi$; (c) \BdToDKstar; and (d) \BsToDKstar. The \BsToDphi and $\Bs\to\Dz\Pphi$ decay amplitudes interfere when $\Dzb$ and $\Dz$ decay to the same final state. |
 | \small Invariant mass distributions for (a) \BsToDphi, and (b) $\Bz\to\Dzb\Kstarz$ or $\Bs\to\Dzb\Kstarzb$ decays. Data points are shown in black, the total fitted PDF as solid black line, and the components as detailed in the legends. |
 | \small Invariant mass distributions for (a) \BsToDphi, and (b) $\Bz\to\Dzb\Kstarz$ or $\Bs\to\Dzb\Kstarzb$ decays. Data points are shown in black, the total fitted PDF as solid black line, and the components as detailed in the legends. |
 | \small Distribution of the cosine of the helicity angle of the $\phi$ candidates. |
 | \small Background-subtracted distributions of the reconstructed (left) \Pphi mass from the \BsToDphi decay and (right) $\Kstarzb$ mass from the \BsToDKstar decay. The dashed red line represents the S-wave component, the solid blue line the total fit result. |
 | \small Background-subtracted distributions of the reconstructed (left) \Pphi mass from the \BsToDphi decay and (right) $\Kstarzb$ mass from the \BsToDKstar decay. The dashed red line represents the S-wave component, the solid blue line the total fit result. |