mass spectrum: (pi+ K-)
Effective lifetime measurements in the $B_{s}^{0} \rightarrow K^{+}K^{-}$, $B^{0} \rightarrow K^{+}\pi^{-}$ and $B_{s}^{0} \rightarrow \pi^{+}K^{-}$ decays
... Figure 1: Fits to the (left) K + K − and (right) K + π − invariant mass spectrum, with the main contributory signal and background components displayed. The fit residuals are provided ...
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Search for structure in the $B_s^0\pi^\pm$ invariant mass spectrum
... E. Picatoste Olloqui 38 , B. Pietrzyk 4 , M. Pikies 27 , D. Pinci 26 , A. Pistone 20 , A. Piucci 12 , S. Playfer 52 , M. Plo Casasus 39 , T. Poikela 40 , F. Polci 8 , A. Poluektov 50,36 , I. Polyakov 61 , E. Polycarpo 2 ...
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Study of $B^0_s \to J\psi \pi^+\pi^-K^+K^-$ decays
... the mass and width of the X(4740) structure, namely the momentum scale and the background-subtraction procedure are found to be negligible with respect to the leading systematic uncertainties related to the fit ...
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First observation of the decays B0bar -->D+ K- pi+ pi- and B- --> D0 K- pi+ pi-
... a K − ...faking K) obtained from D ∗± calibration data (binned in (p, η)), and apply them to each π − in Dπ − π + π − simulated ...pion’s mass is then replaced by the kaon’s mass, and the ...
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Measurement of the CKM angle \gamma using B^\pm --> D K^\pm with D-->K_S\pi^+\pi^-, K_SK^+K^- decays
... to their input values is taken as the systematic uncertainty, yielding 0.9 × 10 −2 for x ± and 0.2 × 10 −2 for y ± . To assign an uncertainty for the imperfections in the description of the invariant mass ...
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Observation of a new baryon state in the $ {\Lambda}_{\mathrm{b}}^0{\pi}^{+}{\pi}^{-} $ mass spectrum
... M. Cruz Torres 1,ab , R. Currie 57 , C.L. Da Silva 66 , E. Dall’Occo 14 , J. Dalseno 45,53 , C. D’Ambrosio 47 , A. Danilina 38 , P. d’Argent 47 , A. Davis 61 , O. De Aguiar Francisco 47 , K. De Bruyn 47 , S. De ...
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Studies of the resonance structure in $D^{0} \rightarrow K^\mp \pi ^\pm \pi ^\pm \pi ^\mp $ decays
... E. Michielin 23 , D.A. Milanes 66 , E. Millard 50 , M.-N. Minard 4 , L. Minzoni 17 , D.S. Mitzel 12 , A. Mogini 8 , J. Molina Rodriguez 1 , T. Momb¨ acher 10 , I.A. Monroy 66 , S. Monteil 5 , M. Morandin 23 , M.J. ...
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Updated measurement of decay-time-dependent CP asymmetries in $D^0 \to K^+K^-$ and $D^0 \to \pi^+\pi^-$ decays
... L.R. Madhan Mohan 50 , O. Maev 34,44 , A. Maevskiy 39 , K. Maguire 58 , D. Maisuzenko 34 , M.W. Majewski 31 , S. Malde 59 , B. Malecki 44 , A. Malinin 73 , T. Maltsev 40,x , H. Malygina 13 , G. Manca 23,f , G. ...
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Measurement of CP Asymmetries and Branching Fractions in $B \to \pi\pi$ and $B \to K \pi$ decays
... for K + π 0 , and the charge asymmetries in K + π − and K + π 0 ...in K + π − and K + π 0 should be equal (see Gronau and Rosner in ...
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First observations of the rare decays $B^+\!\rightarrow K^+\pi^+\pi^-\mu^+\mu^-$ and $B^+\!\rightarrow\phi K^+\mu^+\mu^-$
... A. Comerma-Montells 11 , A. Contu 15 , A. Cook 46 , M. Coombes 46 , S. Coquereau 8 , G. Corti 38 , M. Corvo 16,f , I. Counts 56 , B. Couturier 38 , G.A. Cowan 50 , D.C. Craik 48 , M. Cruz Torres 60 , S. Cunliffe 53 , R. ...
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Branching Fraction Measurements of Charged B Decays to $K^{*+}K^+K^-, K^{*+}\pi^+K^-, K^{*+}K^+\pi^-$ and $K^{*+}\pi^+\pi^-$ Final States
... A K ∗ h 1 h 2 was calculated by considering contributions due to track finding, fit bi- ases, B-background uncertainties and particle interac- tion ...Bkg K ∗ KK and ...
8
First measurement of the $CP$-violating phase $\phi_s^{d\overline{d}}$ in $B_s^0\to(K^+\pi^-)(K^-\pi^+)$ decays
... T. Humair 55 , M. Hushchyn 35 , D. Hutchcroft 54 , P. Ibis 10 , M. Idzik 28 , P. Ilten 47 , R. Jacobsson 40 , J. Jalocha 57 , E. Jans 43 , A. Jawahery 60 , F. Jiang 3 , M. John 57 , D. Johnson 40 , C.R. Jones 49 , C. ...
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Amplitude analysis of $B^{\pm} \to \pi^{\pm} K^{+} K^{-}$ decays
... A future analysis with the addition of the Run 2 data recorded with the LHCb detector should be able to better pinpoint this effect. With respect to the low m 2 K + K − region, shown in Fig. 3, a ...
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Measurement of CP violation in the phase space of $B^{\pm} \to K^{\pm} \pi^{+} \pi^{-}$ and $B^{\pm} \to K^{\pm} K^{+} K^{-}$ decays
... M. Coombes 45 , S. Coquereau 8 , G. Corti 37 , B. Couturier 37 , G.A. Cowan 49 , D.C. Craik 47 , S. Cunliffe 52 , R. Currie 49 , C. D’Ambrosio 37 , P. David 8 , P.N.Y. David 40 , A. Davis 56 , I. De Bonis 4 , K. ...
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Dalitz plot analysis of Ds+ [D subscript s superscript +] →K+K-π+ [K superscript + K superscript - pi superscript +]
... Sec. VII . The measurements of the D þ s SCS and DCS branching fractions are described in Sec. VIII , while Sec. IX summarizes the results. II. THE BABAR DETECTOR AND DATASET The data sample used in this analysis ...
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Amplitude analysis of B0→K+π-π0 [B superscript 0 →K superscript + pi superscript - pi superscript 0] and evidence of direct CP violation in B→K*π [B → K superscript asterisk pi] decays
... Isobar model B Backgrounds PDF shape Parameters SCF fraction PID systematics Line shapes Fit bias Continuum DP Total... AMPLITUDE ANALYSIS OF.[r] ...
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Search for CP violation using triple product asymmetries in $\Lambda^{0}_{b}\to pK^{-}\pi^{+}\pi^{-}$, $\Lambda^{0}_{b}\to pK^{-}K^{+}K^{-}$ and $\Xi^{0}_{b}\to pK^{-}K^{-}\pi^{+}$ decays
... J. Arnau Romeu 6 , A. Artamonov 37 , M. Artuso 61 , E. Aslanides 6 , M. Atzeni 42 , G. Auriemma 26 , I. Babuschkin 56 , S. Bachmann 12 , J.J. Back 50 , A. Badalov 38,m , C. Baesso 62 , S. Baker 55 , V. Balagura 7,b , W. ...
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Amplitude analysis of $B^{0}_{s} \rightarrow K^{0}_{\textrm{S}} K^{\pm}\pi^{\mp}$ decays
... a reference amplitude. The removal of any of these components from the model leads to deterioration of twice the negative log likelihood ( −2NLL) by more than 25 units, while the addition of any other component does not ...
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Study of B0(s) -> KS0 h+ h'- decays with first observation of B0s -> KS0 K+/- \pi-/+ and B0s -> KS0 \pi+ \pi-
... 2 Detector and dataset The measurements described in this paper are performed with data, corresponding to an integrated luminosity of 1.0 fb −1 , from 7 TeV centre-of-mass pp collisions, collected with the LHCb ...
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Studies of the resonance structure in $D^0\to K^0_S K^{\pm}\pi^{\mp}$ decays
... the K ∗ (1680) resonances tend to include large interference terms, which are cancelled by other large ...The K ∗ (1680) resonances are not considered further, and additionally the absolute value of the sum ...
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