L. Zhang

activity

20022026

J / ψ p

resonances consistent with pentaquark states in

Λ_{b}^{0} \to J / ψ K^{-} p

decays

1.3k citations · 12.2k across the 351 of their papers we have counts for

collaborators

Showing 2014Show all

9 papers · 1 filter

hep-ex2014★ 96 cited

Searches for heavy long-lived charged particles with the ATLAS detector in proton-proton collisions at $s$ = 8 TeV

ATLAS Collaboration

Searches for heavy long-lived charged particles are performed using a data sample of 19.8 fb $^{- 1}$ from proton-proton collisions at a centre-of-mass energy of $s$ = 8 TeV c…

hep-ex2014★ 101 cited

Measurement of the $η_{c} (1 S)$ production cross-section in proton-proton collisions via the decay $η_{c} (1 S) \to p p ˉ$

LHCb collaboration, R. Aaij, C. Abellán Beteta +705

The production of the $η_{c} (1 S)$ state in proton-proton collisions is probed via its decay to the $p p ˉ$ final state with the LHCb detector, in the rapidity range $2.0 < y < 4…

hep-ex2014★ 14 cited

First observations of the rare decays $B^{+} - > K^{+} π^{+} π^{-} μ^{+} μ^{-}$ and $B^{+} - > ϕ K^{+} μ^{+} μ^{-}$

LHCb collaboration, R. Aaij, B. Adeva +697

First observations of the rare decays $B^{+} \to K^{+} π^{+} π^{-} μ^{+} μ^{-}$ and $B^{+} \to ϕ K^{+} μ^{+} μ^{-}$ are presented using data corresponding to an integrated luminosity of $3.0\,{…

hep-ex2014★ 24 cited

Observation of charmonium pairs produced exclusively in $pp$ collisions

R. Aaij, B. Adeva, M. Adinolfi +700

A search is performed for the central exclusive production of pairs of charmonia produced in proton-proton collisions. Using data corresponding to an integrated luminosity of $3{\r…

hep-ex2014★ 165 cited

Evidence for the decay $X (3872) \to ψ (2 S) γ$

LHCb collaboration, R. Aaij, B. Adeva +692

Evidence for the decay mode $X (3872) \to ψ (2 S) γ$ in $B^{+} \to X (3872) K^{+}$ decays is found with a significance of 4.4 standard deviations. The analysis is based on a dat…

hep-ex2014★ 108 cited

Measurement of resonant and $C P$ components in $B_{s}^{0} \to J / ψ π^{+} π^{-}$ decays

LHCb collaboration, R. Aaij, B. Adeva +680

The resonant structure of the decay $B_{s}^{0} \to J / ψ π^{+} π^{-}$ is studied using data corresponding to 3 fb $^{- 1}$ of integrated luminosity from $pp$ collisions by the LHC and…

hep-ex2014★ 59 cited

Observation of photon polarization in the $b \to s γ$ transition

LHCb collaboration, R. Aaij, B. Adeva +680

This Letter presents a study of the flavor-changing neutral current radiative $B^{\pm} \to K^{\pm} π^{\mp} π^{\pm} γ$ decays performed using data collected in proton-proton collisions…

hep-ex2014★ 26 cited

A study of CP violation in $B^{\pm} \to D K^{\pm}$ and $B^{\pm} \to D π^{\pm}$ decays with $D \to K_{S}^{0} K^{\pm} π^{\mp}$ final states

LHCb collaboration, R. Aaij, B. Adeva +682

A first study of CP violation in the decay modes $B^{\pm} \to [K_{S}^{0} K^{\pm} π^{\mp}]_{D} h^{\pm}$ and $B^{\pm} \to [K_{S}^{0} K^{\mp} π^{\pm}]_{D} h^{\pm}$ , where $h$ labels a $K$ or $π$ meson…

hep-ex2014★ 159 cited

Updated measurements of exclusive $J / ψ$ and $ψ (2 S)$ production cross-sections in $pp$ collisions at $s = 7$ TeV

LHCb collaboration, R. Aaij, B. Adeva +670

The differential cross-section as a function of rapidity has been measured for the exclusive production of $J / ψ$ and $ψ (2 S)$ mesons in proton-proton collisions at $s = 7$ TeV,…

Searches for heavy long-lived charged particles with the ATLAS detector in proton-proton collisions at s​ = 8 TeV

Measurement of the ηc​(1S) production cross-section in proton-proton collisions via the decay ηc​(1S)→ppˉ​

First observations of the rare decays B+−>K+π+π−μ+μ− and B+−>ϕK+μ+μ−

Observation of charmonium pairs produced exclusively in pp collisions

Evidence for the decay X(3872)→ψ(2S)γ

Measurement of resonant and CP components in Bs0​→J/ψπ+π− decays

Observation of photon polarization in the b→sγ transition

A study of CP violation in B±→DK± and B±→Dπ± decays with D→KS0​K±π∓ final states

Updated measurements of exclusive J/ψ and ψ(2S) production cross-sections in pp collisions at s​=7 TeV