Search Results - "Gavardi, L."
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Model-independent evidence for J /ψp contributions to Λb0 →j /ψpK- decays
Published in Physical review letters (18-08-2016)“…The data sample of Λ0b→J/ψpK− decays acquired with the LHCb detector from 7 and 8 TeV pp collisions, corresponding to an integrated luminosity of 3 fb−1, is…”
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2
Evidence for Exotic Hadron Contributions to Λb0 →j /ψpπ- Decays
Published in Physical review letters (18-08-2016)“…A full amplitude analysis of Λ0b→J/ψpπ− decays is performed with a data sample acquired with the LHCb detector from 7 and 8 TeV pp collisions, corresponding to…”
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3
Determination of the quark coupling strength |Vub| using baryonic decays
Published in Nature physics (27-07-2015)“…In the Standard Model of particle physics, the strength of the couplings of the b quark to the u and c quarks, | V ub | and | V cb |, are governed by the…”
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4
Measurement of the J/ψ pair production cross-section in pp collisions at s=13 TeV
Published in The journal of high energy physics (09-06-2017)“…A bstract The production cross-section of J/ψ pairs is measured using a data sample of pp collisions collected by the LHCb experiment at a centre-of-mass…”
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5
Measurement of the ηc(1S) production cross-section in proton–proton collisions via the decay ηc(1S)→pp
Published in The European physical journal. C, Particles and fields (28-07-2015)“…The production of the η c ( 1 S ) state in proton-proton collisions is probed via its decay to the p p ¯ final state with the LHCb detector, in the rapidity…”
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6
Measurement of the Difference of Time-Integrated CP Asymmetries in D0 → K-K+ and D0 → π-π + Decays
Published in Physical review letters (09-05-2016)“…A search for CP violation in D-0 -> K-K+ and D-0 -> pi(-)pi(+) decays is performed using pp collision data, corresponding to an integrated luminosity of 3…”
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Measurement of the exclusive Υ production cross-section in pp collisions at s=7 TeV and 8 TeV
Published in The journal of high energy physics (24-09-2015)“…A bstract A study is presented of central exclusive production of Υ( nS ) states, where the Υ( nS ) resonances decay to the μ + μ − final state, using pp…”
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Production of associated Y and open charm hadrons in pp collisions at s=7 and 8 TeV via double parton scattering
Published in The journal of high energy physics (11-07-2016)“…A bstract Associated production of bottomonia and open charm hadrons in pp collisions at s = 7 and 8 TeV is observed using data corresponding to an integrated…”
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9
Measurement of forward J/ψ production cross-sections in pp collisions at s=13 TeV
Published in The journal of high energy physics (26-10-2015)“…A bstract The production of J/ψ mesons in proton-proton collisions at a centre-of-mass energy of s = 13 TeV is studied with the LHCb detector. Cross-section…”
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10
Measurement of the CP Asymmetry in Bs0– B ¯ s0 Mixing
Published in Physical review letters (05-08-2016)“…The CP asymmetry in the mixing of B0s and B¯0s mesons is measured in proton-proton collision data corresponding to an integrated luminosity of 3.0 fb-1,…”
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11
Observation of Bc+ → D0K+ Decays
Published in Physical review letters (15-03-2017)“…Using proton-proton collision data corresponding to an integrated luminosity of 3.0 fb-1, recorded by the LHCb detector at center-of-mass energies of 7 and 8…”
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12
First observation of D0-D-0 oscillations in D0 →k+π-π+π- decays and measurement of the associated coherence parameters
Published in Physical review letters (17-06-2016)“…Charm meson oscillations are observed in a time-dependent analysis of the ratio of D0→K+π−π+π− to D0→K−π+π−π+ decay rates, using data corresponding to an…”
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13
Study of ψ(2S) production and cold nuclear matter effects in pPb collisions at sNN=5 TeV
Published in The journal of high energy physics (18-03-2016)“…A bstract The production of ψ (2 S ) mesons is studied in dimuon final states using proton-lead ( p Pb) collision data collected by the LHCb detector. The data…”
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14
Measurement of the forward-backward asymmetry in Z/γ∗ → μ+μ− decays and determination of the effective weak mixing angle
Published in The journal of high energy physics (27-11-2015)“…A bstract The forward-backward charge asymmetry for the process q q ¯ → Z / γ ∗ → μ + μ − is measured as a function of the invariant mass of the dimuon system…”
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15
Measurement of forward W and Z boson production in association with jets in proton-proton collisions at s=8 TeV
Published in The journal of high energy physics (23-05-2016)“…A bstract The production of W and Z bosons in association with jets is studied in the forward region of proton-proton collisions collected at a centre-of-mass…”
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16
Forward production of Υ mesons in pp collisions at s=7 and 8 TeV
Published in The journal of high energy physics (16-11-2015)“…A bstract The production of Υ mesons in pp collisions at s = 7 and 8 TeV is studied with the LHCb detector using data samples corresponding to an integrated…”
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17
Evidence for the Strangeness-Changing Weak Decay Ξ b– → Λ b0π
Published in Physical review letters (11-12-2015)“…Using a pp collision data sample corresponding to an integrated luminosity of 3.0 fb–1, collected by the LHCb detector, we present the first search for the…”
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18
Measurement of ψ(2S) polarisation in pp collisions at s = 7 TeV
Published in The European physical journal. C, Particles and fields (2014)“…The polarisation of prompt ψ ( 2 S ) mesons is measured by performing an angular analysis of ψ ( 2 S ) → μ + μ - decays using proton-proton collision data,…”
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19
Precision measurement of the ratio of the Λb0 to B¯0 lifetimes
Published in Physics letters. B (27-06-2014)“…The LHCb measurement of the lifetime ratio of the Λb0 baryon to the B¯0 meson is updated using data corresponding to an integrated luminosity of 3.0 fb−1…”
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First measurement of the differential branching fraction and CP asymmetry of the B± → π±μ+μ− decay
Published in The journal of high energy physics (06-10-2015)“…A bstract The differential branching fraction with respect to the dimuon invariant mass squared, and the CP asymmetry of the B ± → π ± μ + μ − decay are…”
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