S. Playfer

activity

20012020

J / ψ p

resonances consistent with pentaquark states in

Λ_{b}^{0} \to J / ψ K^{-} p

decays

1.3k citations · 23k across the 425 of their papers we have counts for

collaborators

Showing 2011Show all

24 papers · 1 filter

hep-ex2011★ 73 cited

Measurement of b-hadron masses

LHCb Collaboration, R. Aaij, C. Abellan Beteta +583

Measurements of b-hadron masses are performed with the exclusive decay modes B+ -> J/psi K+, B0 -> J/psi K*0, B0 -> J/psi K0S, B0_s -> J/psi phi and Lambda_b -> J/psi Lambda using…

hep-ex2011★ 20 cited

Observation of Bs -> J/ψf'2(1525) in J/ψK+K- final states

LHCb Collaboration, R. Aaij, C. Abellan Beteta +583

The decay Bs -> J/ψK+ K- is investigated using 0.16/fb of data collected with the LHCb detector using 7 TeV pp collisions. Although the J/ψϕ channel is well known, final states at…

hep-ex2011★ 68 cited

Measurement of the B^0_s - \bar{B}^0_s oscillation frequency Delta m_s in B^0_s -> D_s^-(3) pi decays

LHCb Collaboration, R. Aaij, C. Abellan Beteta +579

The B^0_s-\bar{B}^0_s oscillation frequency Delta m_s is measured with 36 pb^{-1} of data collected in pp collisions at \sqrt{s} = 7 TeV by the LHCb experiment at the Large Hadron…

hep-ex2011★ 90 cited

Differential branching fraction and angular analysis of the decay $B^{0} \to K^{* 0} μ^{+} μ^{-}$

LHCb Collaboration, R. Aaij, C. Abellan Beteta +585

The angular distributions and the partial branching fraction of the decay $B^{0} \to K^{* 0} μ^{+} μ^{-}$ are studied using an integrated luminosity of $0.37 f b^{- 1}$ of data c…

hep-ex2011★ 23 cited

First observation of the decay $B ˉ_{s}^{0} \to D^{0} K^{* 0}$ and a measurement of the ratio of branching fractions $\frac{B ( B ˉ _{s}^{0} \to D ^{0} K ^{* 0} )}{B ( B ˉ ^{0} \to D ^{0} ρ ^{0} )}$

LHCb Collaboration, R. Aaij, C. Abellan Beteta +578

The first observation of the decay $B ˉ_{s}^{0} \to D^{0} K^{* 0}$ using $pp$ data collected by the LHCb detector at a centre-of-mass energy of 7 TeV, corresponding to an integrated l…

hep-ex2011★ 54 cited

Search for the $Z_{1} (4050)^{+}$ and $Z_{2} (4250)^{+}$ states in $B ˉ^{0} \to χ_{c 1} K^{-} π^{+}$ and $B^{+} \to χ_{c 1} K_{S}^{0} π^{+}$

The BABAR Collaboration, J. P. Lees

We search for the $Z_{1} (4050)^{+}$ and $Z_{2} (4250)^{+}$ states, reported by the Belle Collaboration, decaying to $χ_{c 1} π^{+}$ in the decays $B ˉ^{0} \to χ_{c 1} K^{-} π^{+}$ and $B^+ \to χ_{…

Measurement of b-hadron masses

Observation of Bs -> J/ψf'2(1525) in J/ψK+K- final states

Measurement of the B^0_s - \bar{B}^0_s oscillation frequency Delta m_s in B^0_s -> D_s^-(3) pi decays

Differential branching fraction and angular analysis of the decay B0→K∗0μ+μ−

First observation of the decay Bˉs0​→D0K∗0 and a measurement of the ratio of branching fractions B(Bˉ0→D0ρ0)B(Bˉs0​→D0K∗0)​

Search for the Z1​(4050)+ and Z2​(4250)+ states in Bˉ0→χc1​K−π+ and B+→χc1​KS0​π+

Differential branching fraction and angular analysis of the decay $B^{0} \to K^{* 0} μ^{+} μ^{-}$

First observation of the decay $B ˉ_{s}^{0} \to D^{0} K^{* 0}$ and a measurement of the ratio of branching fractions $\frac{B ( B ˉ _{s}^{0} \to D ^{0} K ^{* 0} )}{B ( B ˉ ^{0} \to D ^{0} ρ ^{0} )}$

Search for the $Z_{1} (4050)^{+}$ and $Z_{2} (4250)^{+}$ states in $B ˉ^{0} \to χ_{c 1} K^{-} π^{+}$ and $B^{+} \to χ_{c 1} K_{S}^{0} π^{+}$