Výsledky vyhledávání - "Rives Molina, Vicente José"

Measurements of CP asymmetries in charmless four-body Λb0 and Ξb0 decays

Autor: Badalov, Alexey, Calvo Gómez, Míriam, Camboni, Alessandro, Coquereau, Samuel, Fernandez, G., Garrido Beltrán, Lluís, Gascón Fora, David, Graciani Díaz, Ricardo, Graugés Pous, Eugeni, Marín Benito, Carla, Picatoste Olloqui, Eduardo, Rives Molina, Vicente José, Vilasis-Cardona, Xavier, Alfonso Albero, Alejandro, LHCb Collaboration

Publikováno v: Dipòsit Digital de la UB
Universidad de Barcelona

A search for C\!P violation in charmless four-body decays of {\varLambda } ^0_{b} and {\varXi } ^0_{b} baryons with a proton and three charged mesons in the final state is performed. To cancel out production and detection charge-asymmetry effects, th

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=dedup_wf_001::02d41bd56c1f6804f9ea4b5c365da230
http://hdl.handle.net/2445/168957

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Measurement of the shape of the Λb0→Λc+μ-ν¯μ differential decay rate

Autor: Alfonso Albero, Alejandro, Camboni, Alessandro, Coquereau, Samuel, Fernandez, G., Garrido Beltrán, Lluís, Gascón Fora, David, Graciani Diaz, Ricardo, Graugés Pous, Eugeni, Marin Benito, Carla, Picatoste Olloqui, Eduardo, Rives Molina, Vicente José, Sánchez Gonzalo, David, LHCb Collaboration

Publikováno v: Dipòsit Digital de la UB
Universidad de Barcelona

A measurement of the shape of the differential decay rate and the associated Isgur-Wise function for the decay Λb0→Λc+μ-ν¯μ is reported, using data corresponding to 3 fb-1 collected with the LHCb detector in proton-proton collisions. The Λc+

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=dedup_wf_001::03d47209c6862537f353beaf3a8c018a
http://hdl.handle.net/2445/186419

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Measurement of the Y(nS) polarizations in pp collisions at √{s}=7 and 8 TeV

Autor: LHCb Collaboration, Coquereau, Samuel, Fernandez, G., Garrido Beltrán, Lluís, Gascón Fora, David, Graciani Díaz, Ricardo, Graugés Pous, Eugeni, Marin Benito, Carla, Picatoste Olloqui, Eduardo, Rives Molina, Vicente José

Publikováno v: Dipòsit Digital de la UB
Universidad de Barcelona

The polarization of the Y(1S), Y(2S) and Y(3S) mesons, produced in pp collisions at centre-of-mass energies √{s}=7 and 8 TeV, is measured using data samples collected by the LHCb experiment, corresponding to integrated luminosities of 1 and 2 fb-1,

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=dedup_wf_001::ee4f0ea8e81374e22220a2791c2006b1
http://hdl.handle.net/2445/186399

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Updated search for long-lived particles decaying to jet pairs

Autor: Camboni, Alessandro, Coquereau, Samuel, Fernandez, G., Garrido Beltrán, Lluís, Gascón Fora, David, Graciani Díaz, Ricardo, Graugés Pous, Eugeni, Marin Benito, Carla, Picatoste Olloqui, Eduardo, Rives Molina, Vicente José, Sanchez Gonzalo, D., Alfonso Albero, A., Calvo Gomez, M., Gironella Gironell, P., Vazquez Gomez, R., LHCb Collaboration

Publikováno v: Dipòsit Digital de la UB
Universidad de Barcelona

A search is presented for long-lived particles with a mass between 25 and 50 GeV/c2 and a lifetime between 2 and 500 ps, using proton-proton collision data corresponding to an integrated luminosity of 2.0 fb^{-1}, collected by the LHCb detector at ce

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=dedup_wf_001::821d652d6858c7e0ce081585f5c09bff
http://hdl.handle.net/2445/186416

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Measurement of B0, Bs0, B+ and Λb0 production asymmetries in 7 and 8 TeV proton-proton collisions

Autor: Camboni, Alessandro, Coquereau, Samuel, Garrido Beltrán, Lluís, Gascón Fora, David, Graciani Díaz, Ricardo, Graugés Pous, Eugeni, Marin Benito, Carla, Picatoste Olloqui, Eduardo, Rives Molina, Vicente José, LHCb Collaboration

Publikováno v: Dipòsit Digital de la UB
Universidad de Barcelona

The B0, Bs0, B+ and Λb0 hadron production asymmetries are measured using a data sample corresponding to an integrated luminosity of 3.0 fb-1, collected by the LHCb experiment in proton-proton collisions at centre-of-mass energies of 7 and 8 TeV. The

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=dedup_wf_001::93b51baadcbe92009eadb7f2ac2e915d
http://hdl.handle.net/2445/186505

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Measurement of CP observables in B ± → DK *± decays using two- and four-body D final states

Autor: Coquereau, Samuel, Fernandez, G., Garrido Beltrán, Lluís, Gascón Fora, David, Graciani Díaz, Ricardo, Graugés Pous, Eugeni, Marin Benito, Carla, Picatoste Olloqui, Eduardo, Rives Molina, Vicente José, Alfonso Albero, Alejandro, Calvo Gomez, M., Camboni, Alessandro, Gironella Gironell, Pere, Vazquez Gomez, R., LHCb Collaboration

Publikováno v: Dipòsit Digital de la UB
Universidad de Barcelona

Measurements of CP observables in B ± → DK *± decays are presented, where D denotes a superposition of D 0 and {\overline{D}}^0 meson states. Decays of the D meson to K - π +, K - K +, π - π +, K - π + π - π + and π - π + π - π + are us

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=dedup_wf_001::c89cf37617901666209910d319ea0347
http://hdl.handle.net/2445/186503

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Prompt and nonprompt J/ψ production and nuclear modification in pPb collisions at √{sNN} = 8.16 TeV

Publikováno v: Dipòsit Digital de la UB
Universidad de Barcelona

The production of J / ψ mesons is studied in proton-lead collisions at the centre-of-mass energy per nucleon pair √{sNN} = 8.16 TeV with the LHCb detector at the LHC. The double differential cross-sections of prompt and nonprompt J / ψ production

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=dedup_wf_001::82db982b8750d2ff934118ca60b16325
http://hdl.handle.net/2445/186506

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Erratum: Erratum to: Measurement of forward J/ψ production cross-sections in pp collisions at √{s}=13 TeV

Autor: Garrido Beltrán, Lluís, Gascón Fora, David, Graciani Díaz, Ricardo, Graugés Pous, Eugeni, Marin Benito, Carla, Picatoste Olloqui, Eduardo, Rives Molina, Vicente José, LHCb Collaboration

Publikováno v: Dipòsit Digital de la UB
Universidad de Barcelona

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 measurements are performed as a function of the transverse momentum pT and the rapidity y of the J

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=dedup_wf_001::c146472e67748fddf90bc5478029c9e4
http://hdl.handle.net/2445/186427

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Search for long-lived scalar particles in B+→K+χ (μ+μ-) decays

Autor: Calvo Gomez, M., Camboni, Alessandro, Coquereau, Samuel, Garrido Beltrán, Lluís, Gascón Fora, David, Graciani Díaz, Ricardo, Graugés Pous, Eugeni, Marin Benito, Carla, Picatoste Olloqui, Eduardo, Rives Molina, Vicente José, Alfonso Albero, Alejandro, Gironella Gironell, P., Vazquez Gomez, R., LHCb Collaboration

Publikováno v: Dipòsit Digital de la UB
Universidad de Barcelona

A search for a long-lived scalar particle χ is performed, looking for the decay B+→K+χ with χ →μ+μ- in p p collision data corresponding to an integrated luminosity of 3 fb-1 , collected by the LHCb experiment at center-of-mass energies of �

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=dedup_wf_001::0b19f3efc733295e4f28153945f76ab4
http://hdl.handle.net/2445/186426

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Erratum: Erratum to: Measurements of the S-wave fraction in B 0 → K+ π- μ+ μ- decays and the B0 → K∗(892)0 μ+ μ- differential branching fraction

Autor: Garrido Beltrán, Lluís, Gascón Fora, David, Graciani Diaz, Ricardo, Graugés Pous, Eugeni, Marin Benito, Carla, Picatoste Olloqui, Eduardo, Rives Molina, Vicente José, LHCb Collaboration

Publikováno v: Dipòsit Digital de la UB
Universidad de Barcelona

A measurement of the differential branching fraction of the decay B0 → K∗ (892)0µ +µ − is presented together with a determination of the Swave fraction of the K+π − system in the decay B0 → K+π −µ +µ −. The analysis is based on pp

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=dedup_wf_001::8e0c108dec7c2a45e3882e900c0012c9
http://hdl.handle.net/2445/186684

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