N. T. Mchugh

activity

20212025

χ_{c 1} (3872)

state using radiative decays

13 citations · 83 across the 17 of their papers we have counts for

collaborators

17 papers

hep-ex2025

Precision measurement of CP violation and branching fractions in $B^{\pm} \to K_{S}^{0} h^{\pm}$ $(h = π, K)$ decays and search for the rare decay $B_{c}^{\pm} \to K_{S}^{0} K^{\pm}$

R. Aaij, A. S. W. Abdelmotteleb, C. Abellan Beteta +1177

The decay $B^{\pm} \to K_{S}^{0} π^{\pm}$ , with a $C P$ asymmetry expected to be close to zero in the Standard Model, is theoretically clean and sensitive to potential new ph…

hep-ex2025★ 2 cited

Angular analysis of $B^{0} \to K^{* 0} e^{+} e^{-}$ decays

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1118

An angular analysis of $B^{0} \to K^{* 0} e^{+} e^{-}$ decays is presented using proton-proton collision data collected by the LHCb experiment at centre-of-mass energies of 7, 8…

hep-ex2024★ 2 cited

Observation of muonic Dalitz decays of $χ_{b}$ mesons and precise spectroscopy of hidden-beauty states

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1117

The decays of the $χ_{b 1} (1 P)$ , $χ_{b 2} (1 P)$ , $χ_{b 1} (2 P)$ and $χ_{b 2} (2 P)$ mesons into the $Υ (1 S) μ^{+} μ^{-}$ final state are observed with a high significance using proton-proton coll…

hep-ex2024★ 13 cited

Probing the nature of the $χ_{c 1} (3872)$ state using radiative decays

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1097

The radiative decays $χ_{c 1} (3872) \to ψ (2 S) γ$ and $χ_{c 1} (3872) \to J / ψ γ$ are used to probe the~nature of the~ $χ_{c 1} (3872)$ state using proton-proton collision data…

hep-ex2024★ 7 cited

Transverse polarization measurement of $Λ$ hyperons in $p$ Ne collisions at $s_{N N}$ = 68.4 GeV with the $\mbox{LHCb}$ detector

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1068

A measurement of the transverse polarization of the $Λ$ and $Λ ˉ$ hyperons in $p$ Ne fixed-target collisions at $s_{N N}$ = 68.4 GeV is presented using data collected by the…

hep-ex2024★ 2 cited

Amplitude analysis and branching fraction measurement of $B^{+} \to D^{*-} D_{s}^{+} π^{+}$ decays

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1060

The decays of the $B^{+}$ meson to the final state $D^{*-} D_{s}^{+} π^{+}$ are studied in proton-proton collision data collected with the LHCb detector at centre-of-mass energies of…

hep-ex2024★ 1 cited

Measurement of the Branching Fraction of $B^{0} \to J / ψ π^{0}$ Decays

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1071

The ratio of branching fractions between $B^{0} \to J / ψ π^{0}$ and $B^{+} \to J / ψ K^{*+}$ decays is measured with proton-proton collision data collected by the LHCb e…

hep-ex2024★ 9 cited

Observation of the $B_{c}^{+} \to J / ψ π^{+} π^{0}$ decay

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1068

The first observation of the $B_{c}^{+} \to J / ψ π^{+} π^{0}$ decay is reported with high significance using proton-proton collision data, corresponding to an integrated luminosity of 9fb$^{…

hep-ex2023★ 3 cited

Measurement of associated $J / ψ$ - $ψ (2 S)$ production cross-section in $pp$ collisions at $s = 13$ TeV

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1080

The cross-section of associated $J / ψ$ - $ψ (2 S)$ production in proton-proton collisions at a centre-of-mass energy of $s = 13$ TeV is measured using a data sample corresponding t…

hep-ex2023★ 8 cited

Measurement of $J / ψ$ -pair production in $pp$ collisions at $s = 13$ TeV and study of gluon transverse-momentum dependent PDFs

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1080

The production cross-section of $J / ψ$ pairs in proton-proton collisions at a centre-of-mass energy of $s = 13$ TeV is measured using a data sample corresponding to an integrat…

hep-ex2023★ 1 cited

Measurement of the CKM angle $γ$ using the $B^{\pm} \to D^{*} h^{\pm}$ channels

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

A measurement of the $C P$ -violating observables from $B^{\pm} \to D^{*} K^{\pm}$ and $B^{\pm} \to D^{*} π^{\pm}$ decays is presented, where $D^{*} (D)$ is an admixture of…

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★ 7 cited

Search for $C P$ violation in the phase space of $D^{0} \to π^{-} π^{+} π^{0}$ decays with the energy test

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

A search for $C P$ violation in $D^{0} \to π^{-} π^{+} π^{0}$ decays is reported, using $pp$ collision data collected by the LHCb experiment from 2015 to 2018 corresponding to an integrated l…

hep-ex2023★ 1 cited

Study of the Bose-Einstein correlations of same-sign pions in proton-lead collisions

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

Correlations of same-sign charged particles are analysed using proton-lead collision data collected by the LHCb experiment at a nucleon-nucleon centre-of-mass energy of 5.02 TeV, c…

hep-ex2022★ 11 cited

Measurement of the charm mixing parameter $y_{C P} - y_{C P}^{K π}$ using two-body $D^{0}$ meson decays

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +995

A measurement of the ratios of the effective decay widths of $D^{0} \to π^{-} π^{+}$ and $D^{0} \to K^{-} K^{+}$ decays over that of $D^{0} \to K^{-} π^{+}$ decays is performed with the LHCb experiment…

hep-ex2022★ 11 cited

Study of charmonium and charmonium-like contributions in $B^{+} \to J / ψ η K^{+}$ decays

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +995

A study of $B^{+} \to J / ψ η K^{+}$ decays, followed by $J / ψ \to μ^{+} μ^{-}$ and $η \to γ γ$ , is performed using a dataset collected with the LHCb detector in proton-pro…

hep-ex2021★ 2 cited

Observation of the $B^{0} \to D^{* 0} K^{+} π^{-}$ and $B_{s}^{0} \to D^{* 0} K^{-} π^{+}$ decays

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +988

The first observations of $B^{0} \to D^{*} (2007)^{0} K^{+} π^{-}$ and $B_{s}^{0} \to D^{*} (2007)^{0} K^{-} π^{+}$ decays are presented, and their branching…

Precision measurement of CP violation and branching fractions in B±→KS0​h± (h=π,K) decays and search for the rare decay Bc±​→KS0​K±

Angular analysis of B0→K∗0e+e− decays

Observation of muonic Dalitz decays of χb​ mesons and precise spectroscopy of hidden-beauty states

Probing the nature of the χc1​(3872) state using radiative decays

Transverse polarization measurement of Λ hyperons in pNe collisions at sNN​​ = 68.4 GeV with the $\mbox{LHCb}$ detector

Amplitude analysis and branching fraction measurement of B+→D∗−Ds+​π+ decays

Measurement of the Branching Fraction of B0→J/ψπ0 Decays

Observation of the Bc+​→J/ψπ+π0 decay

Measurement of associated J/ψ-ψ(2S) production cross-section in pp collisions at s​=13 TeV

Measurement of J/ψ-pair production in pp collisions at s​=13 TeV and study of gluon transverse-momentum dependent PDFs

Measurement of the CKM angle γ using the B±→D∗h± channels

A search for rare B→Dμ+μ− decays

Search for CP violation in the phase space of D0→π−π+π0 decays with the energy test