I. Keshk

activity

20162024

most citedFuture Physics Programme of BESIII

566 citations · 4.1k across the 215 of their papers we have counts for

collaborators

Showing 2018Show all

14 papers · 1 filter

hep-ex2018★ 13 cited

Observation of $ψ (3686) \to p p ˉ η^{'}$ and improved measurement of $J / ψ \to p p ˉ η^{'}$

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

We observe the process $ψ (3686) \to p p ˉ η^{'}$ for the first time, with a statistical significance higher than 10 $σ$ , and measure the branching fraction of $J/ψ\to p \ba…

hep-ex2018★ 20 cited

Measurement of the absolute branching fractions of $Λ_{c}^{+} \to Λ η π^{+}$ and $Σ (1385)^{+} η$

M. Ablikim, M. N. Achasov, S. Ahmed +447

We study the decays $Λ_{c}^{+} \to Λ η π^{+}$ and $Σ (1385)^{+} η$ based on $Λ_{c}^{+} Λ ˉ_{c}^{-}$ pairs produced in $e^{+} e^{-}$ collisions at a center-of-mass energy of $\sqrt{s}=4.6~\mb…

hep-ex2018★ 81 cited

Measurement of $e^{+} e^{-} \to K^{+} K^{-}$ cross section at $s = 2.00 - 3.08$ GeV

BESIII Collaboration, M. Ablikim, M. N. Achasov +455

The cross section of the process $e^{+} e^{-} \to K^{+} K^{-}$ is measured at a number of center-of-mass energies $s$ from 2.00 to 3.08 GeV with the BESIII detector…

hep-ex2018★ 24 cited

Dalitz Plot Analysis of the Decay $ω \to π^{+} π^{-} π^{0}$

M. Ablikim, M. N. Achasov, S. Ahmed +461

Using a low-background sample of $2.6 \times 1 0^{5}$ $J / ψ \to ω η (ω \to π^{+} π^{-} π^{0}, η \to γ γ)$ events, about 5 times larger statistics than previous experiments,…

hep-ex2018★ 24 cited

Study of the decay $D^{0} \to K ˉ^{0} π^{-} e^{+} ν_{e}$

M. Ablikim, M. N. Achasov, S. Ahmed +459

We report a study of the decay $D^{0} \to K ˉ^{0} π^{-} e^{+} ν_{e}$ based on a sample of $2.93 fb^{- 1}$ $e^{+} e^{-}$ annihilation data collected at the center-of-mass energy…

hep-ex2018★ 16 cited

Evidence for the decays of $Λ_{c}^{+} \to Σ^{+} η$ and $Σ^{+} η^{'}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +458

We study the hadronic decays of $Λ_{c}^{+}$ to the final states $Σ^{+} η$ and $Σ^{+} η^{'}$ , using an $e^{+} e^{-}$ annihilation data sample of 567 pb $^{- 1}$ taken at a center-of-mas…

hep-ex2018★ 15 cited

Measurements of $e^{+} e^{-} \to K_{S}^{0} K^{\pm} π^{\mp} π^{0}$ and $K_{S}^{0} K^{\pm} π^{\mp} η$ at center-of-mass energies from $3.90$ to $4.60 GeV$

M. Ablikim, M. N. Achasov, S. Ahmed +458

Using $5.2 fb^{- 1}$ $e^{+} e^{-}$ annihilation data samples collected with the BESIII detector, we measure the cross sections of $e^{+} e^{-} \to K_{S}^{0} K^{\pm} π^{\mp} π^{0}$ and $K_{S…

hep-ex2018★ 11 cited

First observations of $h_{c} \to$ hadrons

M. Ablikim, M. N. Achasov, S. Ahmed +461

Based on $(4.48 \pm 0.03) \times 1 0^{8}$ $ψ (3686)$ events collected with the BESIII detector, five $h_{c}$ hadronic decays are searched for via process $ψ (3686) \to π^{0} h_{c}$ . Three o…

hep-ex2018

Study of the Dalitz decay $J / ψ \to e^{+} e^{-} η$

BESIII Collaboration, M. Ablikim, M. N. Achasov +507

We report corrected results on a study of the electromagnetic Dalitz decay $J / ψ \to e^{+} e^{-} η$ and search for di-electron decays of a light dark gauge boson ( $γ^{'}$ ) in $J / ψ \to γ^{'} η$ w…

hep-ex2018★ 3 cited

Observation of $D^{0 (+)} \to K_{S}^{0} π^{0 (+)} η^{'}$ and improved measurement of $D^{0} \to K^{-} π^{+} η^{'}$

M. Ablikim, M. N. Achasov, S. Ahmed +459

By analyzing $2.93 f b^{- 1}$ of data taken at a center-of-mass energy of 3.773~GeV with the BESIII detector, we measure the branching fractions of the Cabibbo-favored hadronic…

hep-ex2018★ 208 cited

Polarization and Entanglement in Baryon-Antibaryon Pair Production in Electron-Positron Annihilation

BESIII Collaboration, M. Ablikim, M. N. Achasov +465

Using a sample of $1.31 \times 1 0^{9}$ $J / ψ$ events collected with the BESIII detector, we report the first observation of spin polarization of $Λ$ and $Λ ˉ$ hyperons from the coher…

hep-ex2018★ 18 cited

Search for invisible decays of $ω$ and $ϕ$ with $J / ψ$ data at BESIII

M. Ablikim, M. N. Achasov, S. Ahmed +458

Using a data sample of $(1310.6 \pm 7.0) \times 1 0^{6}$ $J / ψ$ events collected with the BESIII detector operating at the BEPCII collider, we perform the first experimental search for…

hep-ex2018★ 40 cited

Observation of the Semileptonic Decay $D^{0} \to a_{0} (980)^{-} e^{+} ν_{e}$ and Evidence for $D^{+} \to a_{0} (980)^{0} e^{+} ν_{e}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +434

Using an $e^{+} e^{-}$ collision data sample of 2.93 fb $^{- 1}$ collected at a center-of-mass energy of 3.773 GeV by the BESIII detector at BEPCII, we report the observation of $D^0 \to…

hep-ex2018★ 27 cited

Search for the rare decays $D \to h (h^{'}) e^{+} e^{-}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +455

We search for rare decays of $D$ mesons to hadrons accompany with an electron-positron pair (h(h') $e^{+} e^{-}$ ), using an $e^{+} e^{-}$ collision sample corresponding to an integrated lumin…

Observation of ψ(3686)→ppˉ​η′ and improved measurement of J/ψ→ppˉ​η′

Measurement of the absolute branching fractions of Λc+​→Ληπ+ and Σ(1385)+η

Measurement of e+e−→K+K− cross section at s​=2.00−3.08 GeV

Dalitz Plot Analysis of the Decay ω→π+π−π0

Study of the decay D0→Kˉ0π−e+νe​

Evidence for the decays of Λc+​→Σ+η and Σ+η′

Measurements of e+e−→KS0​K±π∓π0 and KS0​K±π∓η at center-of-mass energies from 3.90 to 4.60 GeV

First observations of hc​→ hadrons

Study of the Dalitz decay J/ψ→e+e−η

Observation of D0(+)→KS0​π0(+)η′ and improved measurement of D0→K−π+η′