# LHCb Papers

Posledne pridané:
2020-09-15
14:16
 Observation of multiplicity-dependent prompt $\chi_{c1}(3872)$ and $\psi(2S)$ production in $pp$ collisions / LHCb Collaboration The production of $\chi_{c1}(3872)$ and $\psi(2S)$ hadrons is studied as a function of charged particle multiplicity in $pp$ collisions at a center-of-mass energy of 8 TeV, corresponding to an integrated luminosity of 2 fb$^{-1}$. [...] arXiv:2009.06619 ; LHCb-PAPER-2020-023 ; CERN-EP-2020-161 ; LHCB-PAPER-2020-023. - 2020. Fulltext - Related data file(s) - Fulltext

2020-09-08
17:27
 Search for the doubly heavy $\mathit{\Xi}_{bc}^{0}$ baryon via decays to $D^0pK^-$ / LHCb Collaboration A search for the doubly heavy $\mathit{\Xi}_{bc}^{0}$ baryon using its decay to the $D^0pK^-$ final state is performed using proton-proton collision data at a centre-of-mass energy of 13 TeV collected by the LHCb experiment between 2016 and 2018, corresponding to an integrated luminosity of 5.4 $\mathrm{fb}^{-1}$. [...] arXiv:2009.02481 ; LHCb-PAPER-2020-014 ; CERN-EP-2020-137 ; LHCB-PAPER-2020-014. - 2020. - 22 p. Fulltext - Related data file(s) - Fulltext

2020-07-24
16:17
 First branching fraction measurement of the suppressed decay $\Xi_c^0\to \pi^-\Lambda_c^+$ / LHCb Collaboration The $\Xi_c^0$ baryon is unstable and usually decays into charmless final states by the $c \to s u\overline{d}$ transition. [...] arXiv:2007.12096 ; CERN-EP-2020-129 ; LHCb-PAPER-2020-016 ; LHCB-PAPER-2020-016. - 2020. - 18 p. Fulltext - Related data file(s) - Fulltext

2020-07-23
11:27
 First observation of the decay $\Lambda_b^0 \to \eta_c(1S) p K^-$ / LHCb Collaboration The decay $\Lambda_b^0 \to \eta_c(1S) p K^-$ is observed for the first time using a data sample of proton-proton collisions, corresponding to an integrated luminosity of 5.5 $fb^{-1}$, collected with the LHCb experiment at a centre-of-mass energy of 13 TeV. [...] arXiv:2007.11292 ; LHCb-PAPER-2020-012 ; CERN-EP-2020-124 ; LHCB-PAPER-2020-012. - 2020. - 19 p. Fulltext - Related data file(s) - Supplementary information - Fulltext

2020-07-14
12:16
 Observation of enhanced double parton scattering in proton-lead collisions at $\sqrt{s_\mathrm{NN}}=8.16$ TeV / LHCb Collaboration A study of prompt charm-hadron pair production in proton-lead collisions at $\sqrt{s_\mathrm{NN}}= 8.16$ TeV is performed using data corresponding to an integrated luminosity of about 30 nb${}^{-1}$, collected with the LHCb experiment. [...] arXiv:2007.06945 ; LHCb-PAPER-2020-010 ; CERN-EP-2020-119 ; LHCB-PAPER-2020-010. - 2020. - 26 p. Fulltext - Related data file(s) - Supplementary information - Fulltext

2020-07-09
14:01
 First observation of the decay $B^0 \rightarrow D^0 \overline{D}{}^0 K^+ \pi^-$ / LHCb Collaboration The first observation of the decay $B^0 \rightarrow D^0 \overline{D}{}^0 K^+ \pi^-$ is reported using proton-proton collision data corresponding to an integrated luminosity of 4.7 $\mathrm{fb}^{-1}$ collected by the LHCb experiment in 2011, 2012 and 2016. The measurement is performed in the full kinematically allowed range of the decay outside of the $D^{*-}$ region. [...] arXiv:2007.04280; LHCb-PAPER-2020-015; CERN-EP-2020-112; LHCB-PAPER-2020-015.- 2020 - 23 p. - Published in : 10.1103/PhysRevD.102.051102 Fulltext: PDF; Related data file(s): ZIP;

2020-07-06
14:43
 Searches for low-mass dimuon resonances / LHCb Collaboration Searches are performed for low-mass dimuon resonances, $X$, produced in proton-proton collisions at a center-of-mass energy of 13 TeV, using a data sample corresponding to an integrated luminosity of 5.1 fb$^{-1}$ and collected with the LHCb detector. [...] arXiv:2007.03923 ; LHCb-PAPER-2020-013 ; CERN-EP-2020-114 ; LHCB-PAPER-2020-013. - 2020. - 27 p, 27 p. Fulltext - Related data file(s) - Supplementary information - Fulltext

2020-07-01
16:57
 Observation of structure in the $J/\psi$-pair mass spectrum / LHCb Collaboration Using proton-proton collision data at centre-of-mass energies of $\sqrt{s} = 7$, $8$ and $13\mathrm{\,TeV}$ recorded by the LHCb experiment at the Large Hadron Collider, corresponding to an integrated luminosity of $9\mathrm{\,fb}^{-1}$, the invariant mass spectrum of $J/\psi$ pairs is studied. [...] arXiv:2006.16957 ; CERN-EP-2020-115 ; LHCb-PAPER-2020-011 ; LHCB-PAPER-2020-011. - 2020. - 29 p. PRESSRELEASE - Related data file(s) - Fulltext - Fulltext

2020-06-09
16:19
 Search for $CP$ violation in $\Xi_c^+\rightarrow pK^-\pi^+$ decays using model-independent techniques / LHCb Collaboration A first search for $CP$ violation in the Cabibbo-suppressed $\Xi_c^+\rightarrow pK^-\pi^+$ decay is performed using both a binned and an unbinned model-independent technique in the Dalitz plot. [...] arXiv:2006.03145 ; CERN-EP-2020-069 ; LHCb-PAPER-2019-026 ; LHCB-PAPER-2019-026. - 2020. - 26 p. Related data file(s) - Fulltext

2020-05-28
16:30
 Study of the $\psi_2(3823)$ and $\chi_{c1}(3872)$ states in $B^+\to (J/\psi \pi^+\pi^-)K^+$ decays / LHCb Collaboration The decays $B^+\rightarrow J/\psi \pi^+ \pi^- K^+$ are studied using a data set corresponding to an integrated luminosity of 9 fb$^{-1}$ collected with the LHCb detector in proton-proton collisions between 2011 and 2018. Precise measurements of the ratios of branching fractions with the intermediate $\psi_2(3823)$, $\chi_{c1}(3872)$ and $\psi(2S)$ states are reported. [...] arXiv:2005.13422; CERN-EP-2020-071; LHCb-PAPER-2020-009; LHCB-PAPER-2020-009.- Geneva : CERN, 2020-08-25 - 29 p. - Published in : JHEP 2008 (2020) 123 Article from SCOAP3: PDF; Fulltext: LHCb-PAPER-2020-009 - PDF; 2005.13422 - PDF; Related data files: ZIP; Supplementary information: ZIP; External link: Interactions.org article