C. Gu

activity

20182026

A^{'} \to μ^{+} μ^{-}

decays

267 citations · 519 across the 35 of their papers we have counts for

collaborators

Showing 2019Show all

16 papers · 1 filter

hep-ex2019

Test of lepton universality with $Λ_{b}^{0} \to p K^{-} ℓ^{+} ℓ^{-}$ decays

LHCb collaboration, R. Aaij, C. Abellán Beteta +904

The ratio of branching fractions of the decays $Λ_{b}^{0} \to p K^{-} e^{+} e^{-}$ and $Λ_{b}^{0} \to p K^{-} μ^{+} μ^{-}$ , $R_{p K}^{- 1}$ , is measured for the first time using proton-proto…

hep-ex2019★ 47 cited

Precision measurement of the $Ξ_{cc}^{++}$ mass

LHCb collaboration, R. Aaij, C. Abellán Beteta +901

A measurement of the $Ξ_{cc}^{++}$ mass is performed using data collected by the LHCb experiment between 2016 and 2018 in $pp$ collisions at a centre-of-mass energy of 13 TeV, corr…

hep-ex2019

Observation of the semileptonic decay $B^{+} \to p p μ^{+} ν_{μ}$

LHCb collaboration, R. Aaij, C. Abellán Beteta +900

The Cabibbo-suppressed semileptonic decay $B^{+} \to p p μ^{+} ν_{μ}$ is observed for the first time using a sample of $pp$ collisions corresponding to an integrated luminosit…

hep-ex2019★ 31 cited

Determination of quantum numbers for several excited charmed mesons observed in $B^{-} \to D^{*+} π^{-} π^{-}$ decays

LHCb collaboration, R. Aaij, C. Abellán Beteta +907

A four-body amplitude analysis of the $B^{-} \to D^{*+} π^{-} π^{-}$ decay is performed, where fractions and relative phases of the various resonances contributing to the decay are measu…

hep-ex2019★ 37 cited

Measurement of the $η_{c} (1 S)$ production cross-section in $pp$ collisions at $s = 13$ TeV

LHCb collaboration, R. Aaij, C. Abellán Beteta +913

Using a data sample corresponding to an integrated luminosity of $2.0 f b^{- 1}$ , collected by the LHCb experiment, the production of the $η_{c} (1 S)$ state in proton-proton collisions…

hep-ex2019★ 37 cited

Measurement of the $B_{c}^{-}$ meson production fraction and asymmetry in 7 and 13 TeV $pp$ collisions

LHCb collaboration, R. Aaij, C. Abellán Beteta +900

The production fraction of the $B_{c}^{-}$ meson with respect to the sum of $B^{-}$ and $B ˉ^{0}$ mesons is measured in both 7 and 13 TeV center-of-mass energy $pp$ collisions produced…

Test of lepton universality with Λb0​→pK−ℓ+ℓ− decays

Precision measurement of the Ξcc++​ mass

Observation of the semileptonic decay B+→pp​μ+νμ​

Determination of quantum numbers for several excited charmed mesons observed in B−→D∗+π−π− decays

Measurement of the ηc​(1S) production cross-section in pp collisions at s​=13 TeV