A. Kupść

activity

20112026

e^{+} e^{-} \to π^{+} π^{-} J / ψ

cross section at center-of-mass energies from 3.77 to 4.60 GeV

264 citations · 4.2k across the 258 of their papers we have counts for

collaborators

Showing 2019Show all

8 papers · 1 filter

hep-ex2019★ 25 cited

Cross section measurement of $e^{+} e^{-} \to η^{'} J / ψ$ from $s = 4.178$ to $4.600$ GeV

M. Ablikim, M. N. Achasov, P. Adlarson +477

The cross section of the process $e^{+} e^{-} \to η^{'} J / ψ$ is measured at center-of-mass energies from $s =$ 4.178 to 4.600 GeV using data samples corresponding to a total…

hep-ex2019★ 46 cited

Measurement of the cross section for $e^{+} e^{-} \to Ξ^{-} Ξ ˉ^{+}$ and observation of an excited $Ξ$ baryon

BESIII Collaboration, M. Ablikim, M. N. Achasov +483

Using a total of 11.0 fb $^{- 1}$ of $e^{+} e^{-}$ collision data with center-of-mass energies between 4.009 GeV and 4.6 GeV and collected with the BESIII detector at BEPCII, we measu…

hep-ex2019★ 34 cited

Observation of the leptonic decay $D^{+} \to τ^{+} ν_{τ}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +479

We report the first observation of $D^{+} \to τ^{+} ν_{τ}$ with a significance of $5.1 σ$ . We measure ${\cal B}(D^+\toτ^+ν_τ) = (1.20\pm0.24_{\text{stat.}}\pm0.12_{\text{syst.}})\times10^{-3…

hep-ex2019★ 96 cited

Measurement of proton electromagnetic form factors in $e^{+} e^{-} \to p p ˉ$ in the energy region 2.00-3.08 GeV

M. Ablikim, M. N. Achasov, P. Adlarson +473

The process of $e^{+} e^{-} \to p p ˉ$ is studied at 22 center-of-mass energy points ( $s$ ) from 2.00 to 3.08 GeV, exploiting 688.5~pb $^{- 1}$ of data collected with the…

hep-ex2019★ 15 cited

Precision measurement of the branching fractions of $η^{'}$ decays

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

Based on a sample of $(1310.6 \pm 7.0) \times 1 0^{6} J / ψ$ events collected with the BESIII detector, we present measurements of $J / ψ$ and $η^{'}$ absolute branching fractions usin…

hep-ex2019★ 62 cited

Complete measurement of $Λ$ electromagnetic form factors

M. Ablikim, M. N. Achasov, P. Adlarson +475

The exclusive process $e^{+} e^{-} \to Λ Λ ˉ$ , with $Λ \to p π^{-}$ and $Λ ˉ \to p ˉ π^{+}$ , has been studied at $s =$ 2.396 GeV for measurement of the $Λ$ electric and mag…

Cross section measurement of e+e−→η′J/ψ from s​=4.178 to 4.600 GeV

Measurement of the cross section for e+e−→Ξ−Ξˉ+ and observation of an excited Ξ baryon

Observation of the leptonic decay D+→τ+ντ​

Measurement of proton electromagnetic form factors in e+e−→ppˉ​ in the energy region 2.00-3.08 GeV

Precision measurement of the branching fractions of η′ decays