R. F. Koopman

activity

20122016

most citedObservation of the resonant character of the

Z (4430)^{-}

state

398 citations · 1.1k across the 14 of their papers we have counts for

collaborators

14 papers

hep-ex2016★ 21 cited

Search for decays of neutral beauty mesons into four muons

LHCb collaboration, R. Aaij, B. Adeva +768

A search for the non-resonant decays $B_{s}^{0} \to μ^{+} μ^{-} μ^{+} μ^{-}$ and $B^{0} \to μ^{+} μ^{-} μ^{+} μ^{-}$ is presented. The measurement is performed using the full R…

hep-ex2016★ 30 cited

Observation of the annihilation decay mode $B^{0} \to K^{+} K^{-}$

LHCb collaboration, R. Aaij, B. Adeva +765

A search for the $B^{0} \to K^{+} K^{-}$ decay is performed using $pp$ -collision data collected by LHCb. The data set corresponds to integrated luminosities of 1 and 2 fb $^{- 1}$ at c…

hep-ex2016★ 19 cited

Measurement of forward $t t$ , $W + b b$ and $W + c c$ production in $pp$ collisions at $s = 8$ TeV

LHCb collaboration, R. Aaij, B. Adeva +767

The production of $t t$ , $W + b b$ and $W + c c$ is studied in the forward region of proton-proton collisions collected at a centre-of-mass energy of 8 Te…

hep-ex2016★ 92 cited

Search for structure in the $B_{s}^{0} π^{\pm}$ invariant mass spectrum

LHCb collaboration, R. Aaij, B. Adeva +761

The $B_{s}^{0} π^{\pm}$ invariant mass distribution is investigated in order to search for possible exotic meson states. The analysis is based on a data sample recorded with the LHCb dete…

hep-ex2014★ 81 cited

Measurement of $B_{c}^{+}$ production in proton-proton collisions at $s = 8$ TeV

LHCb collaboration, R. Aaij, B. Adeva +702

Production of $B_{c}^{+}$ mesons in proton-proton collisions at a center-of-mass energy of 8 TeV is studied with data corresponding to an integrated luminosity of $2.0 fb^{- 1}$ r…

hep-ex2014★ 115 cited

Measurements of $C P$ violation in the three-body phase space of charmless $B^{\pm}$ decays

LHCb collaboration, R. Aaij, B. Adeva +701

The charmless three-body decay modes $B^{\pm} \to K^{\pm} π^{+} π^{-}$ , $B^{\pm} \to K^{\pm} K^{+} K^{-}$ , $B^{\pm} \to π^{\pm} K^{+} K^{-}$ and $B^{\pm} \r…

Search for decays of neutral beauty mesons into four muons

Observation of the annihilation decay mode B0→K+K−

Measurement of forward tt, W+bb and W+cc production in pp collisions at s​=8 TeV

Search for structure in the Bs0​π± invariant mass spectrum

Measurement of Bc+​ production in proton-proton collisions at s​=8 TeV

Measurements of CP violation in the three-body phase space of charmless B± decays

Observation of the annihilation decay mode $B^{0} \to K^{+} K^{-}$

Measurement of forward $t t$ , $W + b b$ and $W + c c$ production in $pp$ collisions at $s = 8$ TeV

Search for structure in the $B_{s}^{0} π^{\pm}$ invariant mass spectrum

Measurement of $B_{c}^{+}$ production in proton-proton collisions at $s = 8$ TeV

Measurements of $C P$ violation in the three-body phase space of charmless $B^{\pm}$ decays