Q. N. Xu

activity

20122026

most citedObservation of a charged charmoniumlike structure in e+e- to pi+pi-J/psi at \sqrt{s}=4.26 GeV

919 citations · 2k across the 169 of their papers we have counts for

collaborators

Showing 2018Show all

8 papers · 1 filter

hep-ex2018★ 9 cited

Measurement of the branching fraction and $C P$ asymmetry in $B^{+} \to J / ψ ρ^{+}$ decays

LHCb collaboration, R. Aaij, C. Abellán Beteta +844

The branching fraction and direct $C P$ asymmetry of the decay $B^{+} \to J / ψ ρ^{+}$ are measured using proton-proton collision data collected with the LHCb detector at cent…

hep-ex2018★ 40 cited

Determination of the pseudoscalar decay constant $f_{D_{s}^{+}}$ via $D_{s}^{+} \to μ^{+} ν_{μ}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +452

Using a $3.19 fb^{- 1}$ data sample collected at an $e^{+} e^{-}$ center-of-mass energy of $E_{cm} = 4.178$ GeV with the BESIII detector, we measure the branching fraction of…

hep-ex2018★ 47 cited

Study of the $D^{0} \to K^{-} μ^{+} ν_{μ}$ dynamics and test of lepton flavor universality with $D^{0} \to K^{-} ℓ^{+} ν_{ℓ}$ decays

M. Ablikim, M. N. Achasov, S. Ahmed +456

Using $e^{+} e^{-}$ annihilation data of $2.93 fb^{- 1}$ collected at center-of-mass energy $s = 3.773$ GeV with the BESIII detector, we measure the absolute branching frac…

hep-ex2018★ 89 cited

Evidence of a resonant structure in the $e^{+} e^{-} \to π^{+} D^{0} D^{*-}$ cross section between 4.05 and 4.60 GeV

M. Ablikim, M. N. Achasov, S. Ahmed +435

The cross section of the process $e^{+} e^{-} \to π^{+} D^{0} D^{*-}$ for center-of-mass energies from 4.05 to 4.60~GeV is measured precisely using data samples collected with the BESIII detec…

hep-ex2018★ 12 cited

Measurement of the phase between strong and electromagnetic amplitudes of $J / ψ$ decays

BESIII Collaboration, M. Ablikim, M. N. Achasov +442

Using 16 energy points of $e^{+} e^{-}$ annihilation data collected in the vicinity of the $J / ψ$ resonance with the BESIII detector and with a total integrated luminosity of around…

hep-ex2018★ 40 cited

Measurement of $C P$ asymmetries in two-body $B_{(s)}^{0}$ -meson decays to charged pions and kaons

LHCb collaboration, R. Aaij, B. Adeva +786

The time-dependent $C P$ asymmetries in $B^{0} \to π^{+} π^{-}$ and $B_{s}^{0} \to K^{+} K^{-}$ decays are measured using a data sample of $pp$ collisions corresponding to an integrated luminosity…

hep-ex2018★ 3 cited

Measurement of the Integrated Luminosities of Cross-section Scan Data Samples Around the $ψ (3770)$ Mass Region

M. Ablikim, M. N. Achasov, S. Ahmed +460

To investigate the nature of the $ψ (3770)$ resonance and to measure the cross section for $e^{+} e^{-} \to D D ˉ$ , a cross-section scan data sample, distributed among 41 center-of-ma…

hep-ex2018★ 37 cited

Observation of $a_{0}^{0} (980)$ - $f_{0} (980)$ Mixing

M. Ablikim, M. N. Achasov, S. Ahmed +436

We report the first observation of $a_{0}^{0} (980)$ - $f_{0} (980)$ mixing in the decays of $J / ψ \to ϕ f_{0} (980) \to ϕ a_{0}^{0} (980) \to ϕ η π^{0}$ and $χ_{c1}\to a^{0}_{0}(980)π^{0}\to f_{0}…

Measurement of the branching fraction and CP asymmetry in B+→J/ψρ+ decays

Determination of the pseudoscalar decay constant fDs+​​ via Ds+​→μ+νμ​

Study of the D0→K−μ+νμ​ dynamics and test of lepton flavor universality with D0→K−ℓ+νℓ​ decays

Evidence of a resonant structure in the e+e−→π+D0D∗− cross section between 4.05 and 4.60 GeV

Measurement of the phase between strong and electromagnetic amplitudes of J/ψ decays

Measurement of CP asymmetries in two-body B(s)0​-meson decays to charged pions and kaons

Measurement of the Integrated Luminosities of Cross-section Scan Data Samples Around the ψ(3770) Mass Region

Observation of a00​(980)-f0​(980) Mixing