Výsledky vyhledávání - "Ruiz, Hugo (Ruiz Pérez)"

First observation of the decay B(formula presented.)at LHCb

Autor: Casanova Mohr, Raimon, Garrido Beltrán, Lluís, Gascón Fora, David, Graciani Díaz, Ricardo, Graugés Pous, Eugeni, Marin Benito, Carla, Picatoste Olloqui, Eduardo, Ruiz, Hugo (Ruiz Pérez), Badalov, Alexey, LHCb Collaboration

Publikováno v: Recercat. Dipósit de la Recerca de Catalunya
instname
Dipòsit Digital de la UB
Universidad de Barcelona

A search for B0 (s) → K0SK∗ (892)0 decays is performed using pp collision data, corresponding to an integrated luminosity of 1.0 fb−1, collected with the LHCb detector at a centre-of-mass energy of 7 TeV. The B0 s → K0 SK∗ (892)0 decay is o

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=dedup_wf_001::8bba188a48ecdf3015e579ea70d6c54e
http://hdl.handle.net/2445/119305

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Studies of the resonance structure in D0 → KS0 K±π decays

Autor: Garrido Beltrán, Lluís, Gascón Fora, David, Graciani Díaz, Ricardo, Graugés Pous, Eugeni, Marín Benito, Carla, Picatoste Olloqui, Eduardo, Rives Molina, Vicente José, Ruiz, Hugo (Ruiz Pérez), LHCb Collaboration

Publikováno v: Dipòsit Digital de la UB
Universidad de Barcelona
Recercat. Dipósit de la Recerca de Catalunya
instname

Amplitude models are applied to studies of resonance structure in D 0 → K 0 S K − π + and D 0 → K 0 S K + π − decays using p p collision data corresponding to an integrated luminosity of 3.0 fb − 1 collected by the LHCb experiment. Relati

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=dedup_wf_001::ae60b589375f18038130325df7e7884b
http://hdl.handle.net/2445/123650

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Measurement of the Ratio of Branching Fractions B(¯B0→D*+τ−¯ντ)/B(¯B0→D*+μ−¯νμ)

Autor: Badalov, Alexey, Calvo Gómez, Míriam, Garrido Beltrán, Lluís, Gascón Fora, David, Graciani Díaz, Ricardo, Graugés Pous, Eugeni, Marin Benito, Carla, Picatoste Olloqui, Eduardo, Rives Molina, Vicente José, Ruiz, Hugo (Ruiz Pérez), Vilasis-Cardona, Xavier, LHCb Collaboration

Publikováno v: Recercat. Dipósit de la Recerca de Catalunya
instname
Dipòsit Digital de la UB
Universidad de Barcelona

The branching fraction ratio R ( D ∗ ) ≡ B ( ¯ B 0 → D * + τ − ¯ ν τ ) / B ( ¯ B 0 → D * + μ − ¯ ν μ ) is measured using a sample of proton-proton collision data corresponding to 3.0 fb − 1 of integrated luminosity recorded by

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=dedup_wf_001::04b989c584961a902ec24c96280ddd6a
http://hdl.handle.net/2445/132872

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Measurement of CP Violation in B0→J/ψK0S Decays

Autor: Badalov, Alexey, Calvo Gómez, Míriam, Casanova Mohr, Raimon, Garrido Beltrán, Lluís, Gascón Fora, David, Graciani Díaz, Ricardo, Graugés Pous, Eugeni, Marin Benito, Carla, Picatoste Olloqui, Eduardo, Rives Molina, Vicente José, Ruiz, Hugo (Ruiz Pérez), Vilasis-Cardona, Xavier, LHCb Collaboration

Publikováno v: Dipòsit Digital de la UB
Universidad de Barcelona
Recercat. Dipósit de la Recerca de Catalunya
instname

Measurements are presented of the C P violation observables S and C in the decays of B 0 and ¯ B 0 mesons to the J / ψ K 0 S final state. The data sample corresponds to an integrated luminosity of 3.0 fb − 1 collected with the LHCb experiment in

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=dedup_wf_001::0d59bc4f8c5466f0f522d4bdebe520e4
http://hdl.handle.net/2445/132911

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Search for long-lived particles decaying to jet pairs

Autor: Garrido Beltrán, Lluís, Gascón Fora, David, Graciani Díaz, Ricardo, Graugés Pous, Eugeni, Marin Benito, Carla, Picatoste Olloqui, Eduardo, Rives Molina, Vicente José, Ruiz, Hugo (Ruiz Pérez), 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 1 and 200ps in a sample of proton-proton collisions at a centre-of-mass energy of s√=7 TeV, corresponding to an integrated luminosity of 0.62

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=dedup_wf_001::b5fec07ab284e089e3f99fd7c6106026
http://hdl.handle.net/2445/158937

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Measurement of the Semileptonic CP Asymmetry in B0-¯B0 Mixing

Publikováno v: Recercat. Dipósit de la Recerca de Catalunya
instname
Dipòsit Digital de la UB
Universidad de Barcelona

The semileptonic C P asymmetry in B 0 - ¯ B 0 mixing, a d sl , is measured in proton-proton collision data, corresponding to an integrated luminosity of 3.0 fb − 1 , recorded by the LHCb experiment. Semileptonic B 0 decays are reconstructed in the

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=dedup_wf_001::51504ee59129ff2c1b6d781f6df0aaea
http://hdl.handle.net/2445/132879

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Observation of two new Ξb- Baryon resonances

Publikováno v: Dipòsit Digital de la UB
Universidad de Barcelona
Recercat. Dipósit de la Recerca de Catalunya
instname

Two structures are observed close to the kinematic threshold in the Ξ 0 b π − mass spectrum in a sample of proton-proton collision data, corresponding to an integrated luminosity of 3.0 fb − 1 , recorded by the LHCb experiment. In the quark mod

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=dedup_wf_001::b2e7a83d20407f6d5f085143c2097ebc
http://hdl.handle.net/2445/132917

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Precision Measurement of CP Violation in B0S→J/ΨK+K− Decays

Publikováno v: Dipòsit Digital de la UB
Universidad de Barcelona
Recercat. Dipósit de la Recerca de Catalunya
instname

The time-dependent C P asymmetry in B 0 s → J / ψ K + K − decays is measured using p p collision data, corresponding to an integrated luminosity of 3.0 fb − 1 , collected with the LHCb detector at center-of-mass energies of 7 and 8 TeV. In a s

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=dedup_wf_001::144a7568bcfef0f2854f559de21daeb9
http://hdl.handle.net/2445/132916

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Measurement of the ¯B0s Meson Lifetime in D+sπ− Decays

Autor: Badalov, Alexey, Calvo Gómez, Míriam, Garrido Beltrán, Lluís, Graciani Díaz, Ricardo, Graugés Pous, Eugeni, Marin Benito, Carla, Picatoste Olloqui, Eduardo, Rives Molina, Vicente José, Ruiz, Hugo (Ruiz Pérez), Vilasis-Cardona, Xavier, LHCb Collaboration

Publikováno v: Dipòsit Digital de la UB
Universidad de Barcelona
Recercat. Dipósit de la Recerca de Catalunya
instname

We present a measurement of the ratio of the ¯ B 0 s meson lifetime, in the flavor-specific decay to D + s π − , to that of the ¯ B 0 meson. The p p collision data used correspond to an integrated luminosity of 1 fb − 1 , collected with the LH

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=dedup_wf_001::bb1c32abed14d36522e5672ecbe8c2c6
http://hdl.handle.net/2445/133207

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Test of Lepton Universality Using B+→K+ℓ+ℓ− Decays

Publikováno v: Recercat. Dipósit de la Recerca de Catalunya
instname
Dipòsit Digital de la UB
Universidad de Barcelona

A measurement of the ratio of the branching fractions of the B + → K + μ + μ − and B + → K + e + e − decays is presented using proton-proton collision data, corresponding to an integrated luminosity of 3.0 fb − 1 , recorded with the LHCb

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=dedup_wf_001::0bb3e4d19500282d2181a7bfb501844d
http://hdl.handle.net/2445/133199

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