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C. Betancourt

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Papers (132)

  1. Branching fraction measurement of the $\mathit{\Lambda} \to p \mu^- \overline{\nu}_{\mu}$ decay hep-ex · 2025 · author #87
  2. Measurement of the $W \to \mu \nu_\mu$ cross-sections as a function of the muon transverse momentum in $pp$ collisions at 5.02 TeV hep-ex · 2025 · author #87
  3. First observation of $CP$ violation and measurement of polarization in $B^+\to\rho(770)^0 K^*(892)^+$ decays hep-ex · 2025 · author #87
  4. Amplitude analysis of the $B_{(s)} \to K^{*0} \overline{K}^{*0}$ decays and measurement of the branching fraction of the $B \to K^{*0} \overline{K}^{*0}$ decay hep-ex · 2019 · author #66
  5. Observation of a narrow pentaquark state, $P_c(4312)^+$, and of two-peak structure of the $P_c(4450)^+$ hep-ex · 2019 · author #68
  6. Observation of an excited $B_c^+$ state hep-ex · 2019 · author #66
  7. Near-threshold $D\bar{D}$ spectroscopy and observation of a new charmonium state hep-ex · 2019 · author #66
  8. Search for lepton-universality violation in $B^+\to K^+\ell^+\ell^-$ decays hep-ex · 2019 · author #66
  9. Observation of $C\!P$ violation in charm decays hep-ex · 2019 · author #67
  10. Measurement of the mass difference between neutral charm-meson eigenstates hep-ex · 2019 · author #67
  11. Search for $CP$ violation in $D_s^+\to K_S^0 \pi^+$, $D^+\to K_S^0 K^+$ and $D^+\to \phi \pi^+$ decays hep-ex · 2019 · author #68
  12. Amplitude analysis of $B^{0}_{s} \rightarrow K^{0}_{\textrm{S}} K^{\pm}\pi^{\mp}$ decays hep-ex · 2019 · author #69
  13. Dalitz plot analysis of the $D^+\to K^-K^+K^+$ decay hep-ex · 2019 · author #68
  14. Measurement of $B^+$, $B^0$ and $\Lambda_b^0$ production in $p\mkern 1mu\mathrm{Pb}$ collisions at $\sqrt{s_\mathrm{NN}}=8.16\,{\rm TeV}$ hep-ex · 2019 · author #69
  15. Measurement of the ratio of branching fractions of the decays $\Lambda^0_b\!\to\psi(2S) \Lambda$ and $\Lambda^0_b\!\to J/\psi \Lambda$ hep-ex · 2019 · author #68
  16. Measurement of the mass and production rate of $\Xi_b^-$ baryons hep-ex · 2019 · author #70
  17. Observation of the doubly Cabibbo-suppressed decay $\Xi_{c}^{+}\to p\phi$ hep-ex · 2019 · author #70
  18. Model-independent observation of exotic contributions to $B^0\to J/\psi K^+\pi^-$ decays hep-ex · 2019 · author #70
  19. Measurement of the branching fraction and $C\!P$ asymmetry in $B^{+}\rightarrow J/\psi \rho^{+}$ decays hep-ex · 2018 · author #70
  20. Study of the $B^0\to \rho(770)^0 K^*(892)^0$ decay with an amplitude analysis of $B^0\to (\pi^+\pi^-) (K^+\pi^-)$ decays hep-ex · 2018 · author #70
  21. Search for $CP$ violation through an amplitude analysis of $D^0 \rightarrow K^+ K^- \pi^+ \pi^-$ decays hep-ex · 2018 · author #70
  22. Measurement of the charm-mixing parameter $y_{CP}$ hep-ex · 2018 · author #70
  23. Measurement of the branching fractions of the decays $D^+\rightarrow K^-K ^+K^+$, $D^+\rightarrow \pi^-\pi^+K^+$ and $D^+_s\rightarrow \pi^-K^+K^+$ hep-ex · 2018 · author #69
  24. Observation of two resonances in the $\Lambda_b^0 \pi^\pm$ systems and precise measurement of $\Sigma_b^\pm$ and $\Sigma_b^{*\pm}$ properties hep-ex · 2018 · author #68
  25. Evidence for an $\eta_c(1S) \pi^-$ resonance in $B^0 \to \eta_c(1S) K^+\pi^-$ decays hep-ex · 2018 · author #69
  26. Prompt $\Lambda^+_c$ production in $p\mathrm{Pb}$ collisions at $\sqrt{s_{NN}} = 5.02$ TeV hep-ex · 2018 · author #67
  27. Physics case for an LHCb Upgrade II - Opportunities in flavour physics, and beyond, in the HL-LHC era hep-ex · 2018 · author #561
  28. Search for lepton-flavour-violating decays of Higgs-like bosons hep-ex · 2018 · author #68
  29. Measurement of antiproton production in ${\rm p He}$ collisions at $\sqrt{s_{NN}}=110$ GeV hep-ex · 2018 · author #68
  30. Angular moments of the decay $\Lambda_b^0 \rightarrow \Lambda \mu^{+} \mu^{-}$ at low hadronic recoil hep-ex · 2018 · author #68
  31. Measurement of the relative $B^{-} \!\rightarrow D^{0} / D^{*0} / D^{**0} \mu^{-} \overline{\nu}_\mu$ branching fractions using $B^{-}$ mesons from $\overline{B}{}_{s2}^{*0}$ decays hep-ex · 2018 · author #68
  32. Search for $C\!P$ violation in $\Lambda^0_b \to p K^-$ and $\Lambda^0_b \to p \pi^-$ decays hep-ex · 2018 · author #68
  33. Measurement of the $\Omega_c^0$ baryon lifetime hep-ex · 2018 · author #68
  34. First observation of the doubly charmed baryon decay $\Xi_{cc}^{++}\rightarrow \Xi_{c}^{+}\pi^{+}$ hep-ex · 2018 · author #68
  35. Observation of $B_s^0 \to \overline{D}^{*0} \phi$ and search for $B^0 \to \overline{D}^0 \phi$ decays hep-ex · 2018 · author #66
  36. Observation of the decay $B_s^0 \to \overline{D}^0 K^+ K^-$ hep-ex · 2018 · author #66
  37. Measurement of angular and CP asymmetries in $D^0\to\pi^+\pi^-\mu^+\mu^-$ and $D^0\to K^+K^-\mu^+\mu^-$ decays hep-ex · 2018 · author #67
  38. Observation of the decay $\overline{B_s^0} \rightarrow \chi_{c2} K^+ K^- $ in the $\varphi$ mass region hep-ex · 2018 · author #66
  39. Search for beautiful tetraquarks in the $\Upsilon(1S)\mu\mu$ invariant-mass spectrum hep-ex · 2018 · author #68
  40. Observation of the decay $\Lambda^0_b\rightarrow\psi(2S)p\pi^-$ hep-ex · 2018 · author #67
  41. Measurement of $Z\rightarrow\tau^+\tau^-$ production in proton-proton collisions at $\sqrt{s} = 8$ TeV hep-ex · 2018 · author #66
  42. Central exclusive production of $J/\psi$ and $\psi(2S)$ mesons in $pp$ collisions at $\sqrt{s}=13~$TeV hep-ex · 2018 · author #66
  43. Measurement of the lifetime of the doubly charmed baryon $\Xi_{cc}^{++}$ hep-ex · 2018 · author #67
  44. Measurement of the time-integrated $CP$ asymmetry in $D^0 \rightarrow K^0_S K^0_S$ decays hep-ex · 2018 · author #66
  45. Measurement of the CKM angle $\gamma$ using $B^\pm\to DK^\pm$ with $D\to K_\text{S}^0\pi^+\pi^-$, $K_\text{S}^0K^+K^-$ decays hep-ex · 2018 · author #66
  46. Measurement of $D_s^{\pm}$ production asymmetry in $pp$ collisions at $\sqrt{s} =7$ and 8 TeV hep-ex · 2018 · author #64
  47. Search for a dimuon resonance in the $\Upsilon$ mass region hep-ex · 2018 · author #64
  48. Observation of a new $\Xi_b^-$ resonance hep-ex · 2018 · author #66
  49. Measurement of $C\!P$ asymmetries in two-body $B_{(s)}^{0}$-meson decays to charged pions and kaons hep-ex · 2018 · author #64
  50. 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 hep-ex · 2018 · author #67
  51. Measurement of $CP$ violation in $B^{0}\rightarrow D^{\mp}\pi^{\pm}$ decays hep-ex · 2018 · author #64
  52. Observation of the decay $\Lambda_b^0 \to \Lambda_c^+ p \overline{p} \pi^-$ hep-ex · 2018 · author #64
  53. Measurement of $\Upsilon$ production in $pp$ collisions at $\sqrt{s}$= 13 TeV hep-ex · 2018 · author #64
  54. Evidence for the decay $B_{s}^0 \rightarrow \overline{K}{}^{*0}\mu^+\mu^-$ hep-ex · 2018 · author #64
  55. Measurement of the $CP$ asymmetry in $B^-\to D_s^-D^0$ and $B^-\to D^-D^0$ decays hep-ex · 2018 · author #64
  56. Measurement of the inelastic $pp$ cross-section at a centre-of-mass energy of 13\,TeV hep-ex · 2018 · author #64
  57. Measurement of forward top pair production in the dilepton channel in $pp$ collisions at $\sqrt{s}=13$ TeV hep-ex · 2018 · author #67
  58. Amplitude analysis of the decay $\overline{B}^0 \to K_{S}^0 \pi^+ \pi^-$ and first observation of the CP asymmetry in $\overline{B}^0 \to K^{*}(892)^- \pi^+$ hep-ex · 2017 · author #69
  59. First measurement of the $CP$-violating phase $\phi_s^{d\overline{d}}$ in $B_s^0\to(K^+\pi^-)(K^-\pi^+)$ decays hep-ex · 2017 · author #69
  60. Studies of the resonance structure in $D^{0} \to K^\mp \pi^\pm \pi^\pm \pi^\mp$ decays hep-ex · 2017 · author #69
  61. Evidence for the rare decay $\Sigma^+ \to p \mu^+ \mu^-$ hep-ex · 2017 · author #69
  62. A search for weakly decaying b-flavored pentaquarks hep-ex · 2017 · author #69
  63. Search for the rare decay $\Lambda_{c}^{+} \to p\mu^+\mu^-$ hep-ex · 2017 · author #69
  64. Measurement of $CP$ asymmetry in $B_s^0 \to D_s^{\mp} K^{\pm}$ decays hep-ex · 2017 · author #69
  65. A measurement of the $CP$ asymmetry difference in $\varLambda_{c}^{+} \to pK^{-}K^{+}$ and $p\pi^{-}\pi^{+}$ decays hep-ex · 2017 · author #69
  66. Search for $B_c^+$ decays to two charm mesons hep-ex · 2017 · author #69
  67. Search for excited $B_c^+$ states hep-ex · 2017 · author #69
  68. Updated determination of $D^0$-$\overline{D}{}^0$ mixing and CP violation parameters with $D^0\to K^+\pi^-$ decays hep-ex · 2017 · author #69
  69. First observation of $B^{+} \to D_s^{+}K^{+}K^{-}$ decays and a search for $B^{+} \to D_s^{+}\phi$ decays hep-ex · 2017 · author #69
  70. Measurement of the ratio of branching fractions $\mathcal{B}(B_c^+\,\to\,J/\psi\tau^+\nu_\tau)$/$\mathcal{B}(B_c^+\,\to\,J/\psi\mu^+\nu_\mu)$ hep-ex · 2017 · author #69
  71. Measurement of branching fractions of charmless four-body $\Lambda_b^0$ and $\Xi_b^0$ decays hep-ex · 2017 · author #69
  72. Test of Lepton Flavor Universality by the measurement of the $B^0 \to D^{*-} \tau^+ \nu_{\tau}$ branching fraction using three-prong $\tau$ decays hep-ex · 2017 · author #68
  73. Measurements of the branching fractions of $\Lambda_{c}^{+} \rightarrow p \pi^{-} \pi^{+}$, $\Lambda_{c}^{+} \rightarrow p K^{-} K^{+}$, and $\Lambda_{c}^{+} \rightarrow p \pi^{-} K^{+}$ hep-ex · 2017 · author #68
  74. Measurement of the $B^{\pm}$ production cross-section in pp collisions at $\sqrt{s} =$ 7 and 13 TeV hep-ex · 2017 · author #69
  75. Search for the lepton-flavour violating decays $B^0_{(s)} \rightarrow e^\pm \mu^\mp$ hep-ex · 2017 · author #69
  76. Search for dark photons produced in 13 TeV $pp$ collisions hep-ex · 2017 · author #69
  77. Measurement of $CP$ observables in $B^{\pm} \rightarrow D K^{*\pm}$ decays using two- and four-body $D$ final states hep-ex · 2017 · author #69
  78. $\chi_{c1}$ and $\chi_{c2}$ resonance parameters with the decays $\chi_{c1,c2}\to J/\psi\mu^+\mu^-$ hep-ex · 2017 · author #69
  79. Measurement of $CP$ violation in $B^0\rightarrow J/\psi K^0_\mathrm{S}$ and $B^0\rightarrow\psi(2S) K^0_\mathrm{S}$ decays hep-ex · 2017 · author #68
  80. First observation of forward $Z \rightarrow b \bar{b}$ production in $pp$ collisions at $\sqrt{s}=8$ TeV hep-ex · 2017 · author #68
  81. Measurement of the shape of the $\Lambda_b^0\to\Lambda_c^+ \mu^- \overline{\nu}$ differential decay rate hep-ex · 2017 · author #69
  82. Bose-Einstein correlations of same-sign charged pions in the forward region in $pp$ collisions at $\sqrt{s}$ = 7 TeV hep-ex · 2017 · author #68
  83. Measurement of the $\Upsilon$ polarizations in $pp$ collisions at $\sqrt{s}$=7 and 8TeV hep-ex · 2017 · author #68
  84. First observation of the rare purely baryonic decay $B^0 \to p \bar{p}$ hep-ex · 2017 · author #68
  85. Measurement of the ratio of the $B^0 \to D^{*-} \tau^+ \nu_{\tau}$ and $B^0 \to D^{*-} \mu^+ \nu_{\mu}$ branching fractions using three-prong $\tau$-lepton decays hep-ex · 2017 · author #68
  86. Measurement of $CP$ observables in $B^\pm \to D^{(*)} K^\pm$ and $B^\pm \to D^{(*)} \pi^\pm$ decays hep-ex · 2017 · author #68
  87. Study of $b\bar{b}$ correlations in high energy proton-proton collisions hep-ex · 2017 · author #68
  88. Search for baryon-number-violating $\Xi_b^0$ oscillations hep-ex · 2017 · author #68
  89. Observation of $D^0$ meson decays to $\pi^+\pi^-\mu^+\mu^-$ and $K^+K^-\mu^+\mu^-$ final states hep-ex · 2017 · author #68
  90. Study of prompt D$^0$ meson production in pPb collisions at $\sqrt{s}$=5 TeV hep-ex · 2017 · author #69
  91. Updated branching fraction measurements of $B^0_{(s)} \to K_{\mathrm{\scriptscriptstyle S}}^0 h^+ h^{\prime -}$ decays hep-ex · 2017 · author #66
  92. Observation of the doubly charmed baryon $\Xi_{cc}^{++}$ hep-ex · 2017 · author #68
  93. Prompt and nonprompt J/$\psi$ production and nuclear modification in $p$Pb collisions at $\sqrt{s_{\text{NN}}}= 8.16$ TeV hep-ex · 2017 · author #69
  94. Study of charmonium production in $b$-hadron decays and first evidence for the decay $B_s^0 \rightarrow \phi \phi \phi$ hep-ex · 2017 · author #65
  95. Improved limit on the branching fraction of the rare decay $K^0_{\scriptscriptstyle S}\to\mu^+\mu^-$ hep-ex · 2017 · author #65
  96. Updated search for long-lived particles decaying to jet pairs hep-ex · 2017 · author #64
  97. Test of lepton universality with $B^{0} \rightarrow K^{*0}\ell^{+}\ell^{-}$ decays hep-ex · 2017 · author #66
  98. Measurement of $B^{0}_{s}$ and $D^{-}_{s}$ meson lifetimes hep-ex · 2017 · author #66
  99. Observation of charmless baryonic decays $B^0_{(s)} \to p \overline{p} h^+ h^{\prime-}$ hep-ex · 2017 · author #66
  100. Resonances and $CP$ violation in $B_s^0$ and $\overline{B}_s^0 \to J/\psi K^+K^-$ decays in the mass region above the $\phi(1020)$ hep-ex · 2017 · author #65
  101. First observation of a baryonic $B_s^0$ decay hep-ex · 2017 · author #65
  102. Observation of the decays $\Lambda_b^0 \to \chi_{c1} p K^-$ and $\Lambda_b^0 \to \chi_{c2} p K^-$ hep-ex · 2017 · author #65
  103. Observation of the $B^+ \to D^{*-}K^+\pi^+$ decay hep-ex · 2017 · author #65
  104. Measurement of $B^0$, $B^0_s$, $B^+$ and $\Lambda^0_b$ production asymmetries in 7 and 8 TeV proton-proton collisions hep-ex · 2017 · author #64
  105. Measurement of the $B^0_s\to\mu^+\mu^-$ branching fraction and effective lifetime and search for $B^0\to\mu^+\mu^-$ decays hep-ex · 2017 · author #66
  106. Observation of five new narrow $\Omega_c^0$ states decaying to $\Xi_c^+ K^-$ hep-ex · 2017 · author #66
  107. The active muon shield in the SHiP experiment physics.ins-det · 2017 · author #17
  108. Search for the decays $B_s^0\to\tau^+\tau^-$ and $B^0\to\tau^+\tau^-$ hep-ex · 2017 · author #66
  109. Observation of the decay $\Lambda^0_b \to p K^- \mu^+ \mu^-$ and a search for $C\!P$ violation hep-ex · 2017 · author #63
  110. Observation of the decay $B_{s}^{0} \to \eta_{c} \phi$ and evidence for $B_{s}^{0} \to \eta_{c} \pi^{+} \pi^{-} $ hep-ex · 2017 · author #63
  111. Measurement of the $C\!P$ violation parameter $A_\Gamma$ in $D^0 \to K^+K^-$ and $D^0 \to \pi^+\pi^-$ decays hep-ex · 2017 · author #65
  112. Observation of the suppressed decay $\Lambda^{0}_{b}\rightarrow p\pi^{-}\mu^{+}\mu^{-}$ hep-ex · 2017 · author #62
  113. Study of the $D^0 p$ amplitude in $\Lambda_b^0\to D^0 p \pi^-$ decays hep-ex · 2017 · author #64
  114. Measurement of the $B^{\pm}$ production asymmetry and the $CP$ asymmetry in $B^{\pm} \to J/\psi K^{\pm}$ decays hep-ex · 2017 · author #63
  115. Observation of the $\varXi^{-}_{b}\to J/\psi\varLambda K^{-}$ decay hep-ex · 2017 · author #63
  116. Study of $J/\psi$ production in jets hep-ex · 2017 · author #66
  117. Measurement of $CP$ asymmetries in $D^{\pm}\rightarrow \eta^{\prime} \pi^{\pm}$ and $D_s^{\pm}\rightarrow \eta^{\prime} \pi^{\pm}$ decays hep-ex · 2017 · author #62
  118. Observation of $B_{c}^{+} \rightarrow D^{0} K^{+}$ decays hep-ex · 2017 · author #63
  119. Search for the $B^{0}_{s} \to \eta^{\prime}\phi$ decay hep-ex · 2016 · author #63
  120. Search for long-lived scalar particles in $B^+ \to K^+ \chi (\mu^+\mu^-)$ decays hep-ex · 2016 · author #63
  121. Measurement of the $J/\psi$ pair production cross-section in $pp$ collisions at $\sqrt{s} = 13 \,{\mathrm{TeV}}$ hep-ex · 2016 · author #63
  122. Observation of $B_{c}^{+} \to J/\psi D^{(*)} K^{(*)}$ decays hep-ex · 2016 · author #63
  123. Measurement of the phase difference between short- and long-distance amplitudes in the $B^{+}\to K^{+}\mu^{+}\mu^{-}$ decay hep-ex · 2016 · author #62
  124. Measurement of the ratio of branching fractions and difference in $CP$ asymmetries of the decays $B^+\to J/\psi\pi^+$ and $B^+\to J/\psi K^+$ hep-ex · 2016 · author #62
  125. Search for $CP$ violation in the phase space of $D^0\rightarrow\pi^+\pi^-\pi^+\pi^-$ decays hep-ex · 2016 · author #62
  126. Observation of the decay $\Xi_b^- \to p K^-K^-$ hep-ex · 2016 · author #62
  127. Search for massive long-lived particles decaying semileptonically in the LHCb detector hep-ex · 2016 · author #62
  128. Evidence for the two-body charmless baryonic decay $B^+ \to p \bar\Lambda$ hep-ex · 2016 · author #62
  129. Search for decays of neutral beauty mesons into four muons hep-ex · 2016 · author #62
  130. Search for the $C\!P$-violating strong decays $\eta \to \pi^+\pi^-$ and $\eta^\prime(958) \to \pi^+\pi^-$ hep-ex · 2016 · author #62
  131. Measurements of prompt charm production cross-sections in $pp$ collisions at $\sqrt{s} = 5\,$TeV hep-ex · 2016 · author #62
  132. Observation of $B^+\rightarrow J/\psi 3\pi^+ 2\pi^-$ and $B^+\rightarrow \psi(2S) \pi^+\pi^+\pi^-$ decays hep-ex · 2016 · author #62

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