R. Rajagopalan

most citedObservation of a

J / ψ Λ

resonance consistent with a strange pentaquark candidate in

B^{-} \to J / ψ Λ p ˉ

decays

154 citations · 1.1k across the 55 of their papers we have counts for

collaborators

55 papers

hep-ex2023★ 8 cited

Measurement of prompt $D^{+}$ and $D_{s}^{+}$ production in $p Pb$ collisions at $s_{NN} = 5.02$ TeV

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1046

The production of prompt $D^{+}$ and $D_{s}^{+}$ mesons is studied in proton-lead collisions at a centre-of-mass energy of $s_{NN} = 5.02$ TeV. The data sample correspo…

hep-ex2023★ 19 cited

Measurement of CP violation in $B^{0} \to ψ (\to ℓ^{+} ℓ^{-}) K_{S}^{0} (\to π^{+} π^{-})$ decays

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1085

A measurement of time-dependent CP violation in the decays of $B^{0}$ and $B^{0}$ mesons to the final states $J / ψ (\to μ^{+} μ^{-}) K_{S}^{0}$ , $ψ (2 S) (\to μ^{+} μ^{-}) K_{S}^{0}$ and $J/ψ(\to e^+e…

hep-ex2023★ 1 cited

Measurement of the CKM angle $γ$ in the $B^{0} \to D K^{* 0}$ channel using self-conjugate $D \to K_{S}^{0} h^{+} h^{-}$ decays

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1061

A model-independent study of CP violation in $B^{0} \to D K^{* 0}$ decays is presented using data corresponding to an integrated luminosity of 9fb $^{- 1}$ collected by the LHCb experime…

hep-ex2023★ 5 cited

Observation of Cabibbo-Suppressed Two-Body Hadronic Decays and Precision Mass Measurement of the $Ω_{c}^{0}$ Baryon

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1082

The first observation of the singly Cabibbo-suppressed $Ω_{c}^{0} \to Ω^{-} K^{+}$ and $Ω_{c}^{0} \to Ξ^{-} π^{+}$ decays is reported, using proton-proton collision data at a center-of-m…

hep-ex2023★ 3 cited

A search for rare $B \to D μ^{+} μ^{-}$ decays

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1046

A search for rare $B \to D μ^{+} μ^{-}$ decays is performed using proton-proton collision data collected by the LHCb experiment, corresponding to an integrated luminosity of 9…

hep-ex2023★ 20 cited

Observation of new baryons in the $Ξ_{b}^{-} π^{+} π^{-}$ and $Ξ_{b}^{0} π^{+} π^{-}$ systems

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1052

The first observation and study of two new baryonic structures in the final state $Ξ_{b}^{0} π^{+} π^{-}$ and the confirmation of the $Ξ_{b} (6100)^{-}$ state in the $Ξ_{b}^{-} π^{+} π^{-}$ decay mode are…

hep-ex2023★ 7 cited

Observation and branching fraction measurement of the decay $Ξ_{b}^{-} \to Λ_{b}^{0} π^{-}$

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1087

The decay $Ξ_{b}^{-} \to Λ_{b}^{0} π^{-}$ is observed using a proton-proton collision data sample collected at center-of-mass energy $s = 13$ TeV with the LHCb detector, corresponding to a…

hep-ex2023★ 1 cited

Measurements of $C P$ asymmetries and branching fraction ratios of $B^{-}$ decays to two charm mesons

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1053

The $C P$ asymmetries of seven $B^{-}$ decays to two charm mesons are measured using data corresponding to an integrated luminosity of $9 fb^{- 1}$ of proton-proton collisions c…

hep-ex2023★ 5 cited

Measurement of $Ξ_{c}^{+}$ production in $p$ Pb collisions at $s_{N N} = 8.16$ TeV at LHCb

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1048

A study of prompt $Ξ_{c}^{+}$ production in proton-lead collisions is performed with the LHCb experiment at a centre-of-mass energy per nucleon pair of 8.16 TeV in 2016 in $p$ Pb an…

hep-ex2023★ 10 cited

Precision measurement of $CP$ violation in the penguin-mediated decay $B_{s}^{0} \to ϕϕ$

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1044

A flavor-tagged time-dependent angular analysis of the decay $B_{s}^{0} \to ϕϕ$ is performed using $pp$ collision data collected by the LHCb experiment at $s = 13$ TeV, th…

hep-ex2023★ 3 cited

Observation of the $B^{+} \to J / ψ η^{'} K^{+}$ decay

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1049

The $B^{+} \to J / ψ η^{'} K^{+}$ decay is observed for the first time using proton-proton collision data collected by the LHCb experiment at centre-of-mass energies of 7, 8,…

hep-ex2023★ 4 cited

Search for $CP$ violation in $D_{(s)}^{+} \to K^{-} K^{+} K^{+}$ decays

LHCb collaboration

A search for direct $CP$ violation in the Cabibbo-suppressed decay $D_{s}^{+} \to K^{-} K^{+} K^{+}$ and in the doubly Cabibbo-suppressed decay $D^{+}\rightarrow K^{-}K^{…

hep-ex2023★ 2 cited

Observation of the $B_{s}^{0} \to χ_{c 1} (3872) π^{+} π^{-}$ decay

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1045

The first observation of the $B_{s}^{0} \to (χ_{c 1} (3872) \to J / ψ π^{+} π^{-}) π^{+} π^{-}$ decay is reported using proton-proton collision data, corresponding to int…

hep-ex2023★ 9 cited

Measurement of the $Λ_{b}^{0} \to Λ (1520) μ^{+} μ^{-}$ differential branching fraction

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1046

The branching fraction of the rare decay $Λ_{b}^{0} \to Λ (1520) μ^{+} μ^{-}$ is measured for the first time, in the squared dimuon mass intervals, $q^{2}$ , excluding the $J / ψ$ and $ψ(2…

hep-ex2023★ 32 cited

Observation of new $Ω_{c}^{0}$ states decaying to the $Ξ_{c}^{+} K^{-}$ final state

LHCb collaboration

Two new excited states, $Ω_{c} (3185)^{0}$ and $Ω_{c} (3327)^{0}$ , are observed in the $Ξ_{c}^{+} K^{-}$ invariant-mass spectrum using proton-proton collision data collected by the LHCb experim…

hep-ex2023★ 8 cited

A study of $C P$ violation in the decays $B^{\pm} \to [K^{+} K^{-} π^{+} π^{-}]_{D} h^{\pm}$ ( $h = K, π$ ) and $B^{\pm} \to [π^{+} π^{-} π^{+} π^{-}]_{D} h^{\pm}$

LHCb collaboration

The first study of $C P$ violation in the decay mode $B^{\pm} \to [K^{+} K^{-} π^{+} π^{-}]_{D} h^{\pm}$ , with $h = K, π$ , is presented, exploiting a data sample of proton-proton collisions collected b…

hep-ex2023★ 5 cited

$Λ_{c}^{+}$ polarimetry using the dominant hadronic mode

LHCb collaboration

The polarimeter vector field for multibody decays of a spin-half baryon is introduced as a generalisation of the baryon asymmetry parameters. Using a recent amplitude analysis of t…

hep-ex2023★ 11 cited

Evidence of a $J / ψ K_{S}^{0}$ structure in $B^{0} \to J / ψ ϕ K_{S}^{0}$ decays

LHCb collaboration

An amplitude analysis of $B^{0} \to J / ψ ϕ K_{S}^{0}$ decays is performed using proton-proton collision data corresponding to an integrated luminosity of 9 $fb^{- 1}$ , collected with t…

hep-ex2022★ 3 cited

Measurement of $Υ$ production in $pp$ collisions at $s = 5 TeV$

LHCb collaboration

The production cross-sections of $Υ$ mesons, namely $Υ (1 S)$ , $Υ (2 S)$ and $Υ (3 S)$ , in $pp$ collisions at $s = 5 TeV$ are measured with a data sample corresponding to an…

hep-ex2022★ 12 cited

Search for rare decays of $D^{0}$ mesons into two muons

LHCb collaboration

A search for the very rare $D^{0} \to μ^{+} μ^{-}$ decay is performed using data collected by the LHCb experiment in proton-proton collisions at $s = 7$ , 8 and $13 TeV$ , corre…

hep-ex2022★ 112 cited

Measurement of lepton universality parameters in $B^{+} \to K^{+} ℓ^{+} ℓ^{-}$ and $B^{0} \to K^{* 0} ℓ^{+} ℓ^{-}$ decays

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1047

A simultaneous analysis of the $B^{+} \to K^{+} ℓ^{+} ℓ^{-}$ and $B^{0} \to K^{* 0} ℓ^{+} ℓ^{-}$ decays is performed to test muon-electron universality in two ranges of the square of the di…

hep-ex2022★ 126 cited

Test of lepton universality in $b \to s ℓ^{+} ℓ^{-}$ decays

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1047

The first simultaneous test of muon-electron universality using $B^{+} \to K^{+} ℓ^{+} ℓ^{-}$ and $B^{0} \to K^{* 0} ℓ^{+} ℓ^{-}$ decays is performed, in two r…

hep-ex2022★ 53 cited

Amplitude analysis of $B^{0} \to D^{0} D_{s}^{+} π^{-}$ and $B^{+} \to D^{-} D_{s}^{+} π^{+}$ decays

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1055

Resonant contributions in $B^{0} \to D^{0} D_{s}^{+} π^{-}$ and $B^{+} \to D^{-} D_{s}^{+} π^{+}$ decays are determined with an amplitude analysis, which is performed both sepa…

hep-ex2022★ 80 cited

First observation of a doubly charged tetraquark and its neutral partner

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1055

A combined amplitude analysis is performed for the decays $B^{0} \to D^{0} D_{s}^{+} π^{-}$ and $B^{+} \to D^{-} D_{s}^{+} π^{+}$ , which are related by isospin symmetry. The an…

Measurement of prompt D+ and Ds+​ production in pPb collisions at sNN​​=5.02TeV

Measurement of CP violation in B0→ψ(→ℓ+ℓ−)KS0​(→π+π−) decays

Measurement of the CKM angle γ in the B0→DK∗0 channel using self-conjugate D→KS0​h+h− decays

Observation of Cabibbo-Suppressed Two-Body Hadronic Decays and Precision Mass Measurement of the Ωc0​ Baryon

A search for rare B→Dμ+μ− decays

Observation of new baryons in the Ξb−​π+π− and Ξb0​π+π− systems

Observation and branching fraction measurement of the decay Ξb−​→Λb0​π−

Measurements of CP asymmetries and branching fraction ratios of B− decays to two charm mesons

Measurement of Ξc+​ production in pPb collisions at sNN​​=8.16 TeV at LHCb

Precision measurement of CP violation in the penguin-mediated decay Bs0​→ϕϕ

Observation of the B+→J/ψη′K+ decay

Search for CP violation in D(s)+​→K−K+K+ decays

Observation of the Bs0​→χc1​(3872)π+π− decay

Measurement of the Λb0​→Λ(1520)μ+μ− differential branching fraction

Observation of new Ωc0​ states decaying to the Ξc+​K− final state

A study of CP violation in the decays B±→[K+K−π+π−]D​h± (h=K,π) and B±→[π+π−π+π−]D​h±

Λc+​ polarimetry using the dominant hadronic mode

Evidence of a J/ψKS0​ structure in B0→J/ψϕKS0​ decays

Measurement of Υ production in pp collisions at s​=5 TeV

Search for rare decays of D0 mesons into two muons

Measurement of lepton universality parameters in B+→K+ℓ+ℓ− and B0→K∗0ℓ+ℓ− decays

Test of lepton universality in b→sℓ+ℓ− decays

Amplitude analysis of B0→D0Ds+​π− and B+→D−Ds+​π+ decays

First observation of a doubly charged tetraquark and its neutral partner

Measurement of prompt $D^{+}$ and $D_{s}^{+}$ production in $p Pb$ collisions at $s_{NN} = 5.02$ TeV

Measurement of CP violation in $B^{0} \to ψ (\to ℓ^{+} ℓ^{-}) K_{S}^{0} (\to π^{+} π^{-})$ decays

Measurement of the CKM angle $γ$ in the $B^{0} \to D K^{* 0}$ channel using self-conjugate $D \to K_{S}^{0} h^{+} h^{-}$ decays

Observation of Cabibbo-Suppressed Two-Body Hadronic Decays and Precision Mass Measurement of the $Ω_{c}^{0}$ Baryon

A search for rare $B \to D μ^{+} μ^{-}$ decays

Observation of new baryons in the $Ξ_{b}^{-} π^{+} π^{-}$ and $Ξ_{b}^{0} π^{+} π^{-}$ systems

Observation and branching fraction measurement of the decay $Ξ_{b}^{-} \to Λ_{b}^{0} π^{-}$

Measurements of $C P$ asymmetries and branching fraction ratios of $B^{-}$ decays to two charm mesons

Measurement of $Ξ_{c}^{+}$ production in $p$ Pb collisions at $s_{N N} = 8.16$ TeV at LHCb

Precision measurement of $CP$ violation in the penguin-mediated decay $B_{s}^{0} \to ϕϕ$

Observation of the $B^{+} \to J / ψ η^{'} K^{+}$ decay

Search for $CP$ violation in $D_{(s)}^{+} \to K^{-} K^{+} K^{+}$ decays

Observation of the $B_{s}^{0} \to χ_{c 1} (3872) π^{+} π^{-}$ decay

Measurement of the $Λ_{b}^{0} \to Λ (1520) μ^{+} μ^{-}$ differential branching fraction

Observation of new $Ω_{c}^{0}$ states decaying to the $Ξ_{c}^{+} K^{-}$ final state

A study of $C P$ violation in the decays $B^{\pm} \to [K^{+} K^{-} π^{+} π^{-}]_{D} h^{\pm}$ ( $h = K, π$ ) and $B^{\pm} \to [π^{+} π^{-} π^{+} π^{-}]_{D} h^{\pm}$

$Λ_{c}^{+}$ polarimetry using the dominant hadronic mode

Evidence of a $J / ψ K_{S}^{0}$ structure in $B^{0} \to J / ψ ϕ K_{S}^{0}$ decays

Measurement of $Υ$ production in $pp$ collisions at $s = 5 TeV$

Search for rare decays of $D^{0}$ mesons into two muons

Measurement of lepton universality parameters in $B^{+} \to K^{+} ℓ^{+} ℓ^{-}$ and $B^{0} \to K^{* 0} ℓ^{+} ℓ^{-}$ decays

Test of lepton universality in $b \to s ℓ^{+} ℓ^{-}$ decays

Amplitude analysis of $B^{0} \to D^{0} D_{s}^{+} π^{-}$ and $B^{+} \to D^{-} D_{s}^{+} π^{+}$ decays