S. Spataro

activity

20062026

most citedFuture Physics Programme of BESIII

566 citations · 13.6k across the 861 of their papers we have counts for

collaborators

Showing 2018Show all

48 papers · 1 filter

hep-ex2018★ 8 cited

Observation of $e^{+} e^{-} \to D_{s}^{+} D^{(*) 0} K^{-}$ and study of the $P$ -wave $D_{s}$ mesons

BESIII Collaboration, M. Ablikim, M. N. Achasov +453

Studies of $e^{+} e^{-} \to D_{s}^{+} D^{(*) 0} K^{-}$ and the $P$ -wave charmed-strange mesons are performed based on an $e^{+} e^{-}$ collision data sample corresponding to an integrat…

nucl-ex2018★ 41 cited

Sub-threshold production of K^{0}_{s} mesons and Λ hyperons in Au(1.23A GeV)+Au

HADES collaboration, J. Adamczewski-Musch, O. Arnold +113

We present first data on sub-threshold production of K0 s mesons and Λ hyperons in Au+Au collisions at $s_{N N}$ = 2.4 GeV. We observe an universal <Apart> scaling of hadrons…

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…

nucl-ex2018★ 34 cited

Strong absorption of hadrons with hidden and open strangeness in nuclear matter

J. Adamczewski-Musch, O. Arnold, E. T. Atomssa +115

We present the first observation of K- and ϕabsorption within nuclear matter by means of π- -induced reactions on C and W targets at an incident beam momentum of 1.7 GeV/c studied…

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…

nucl-ex2018★ 20 cited

Identical pion intensity interferometry in central Au+Au collisions at 1.23A GeV

J. Adamczewski-Musch, O. Arnold, C. Behnke +114

We investigate identical pion HBT intensity interferometry for central Au+Au collisions at 1.23A GeV. High-statistics $π^{-} π^{-}$ and $π^{+} π^{+}$ data are measured with HADES at SIS18/GS…

hep-ex2018★ 14 cited

Observation of $D_{s}^{+} \to p n ˉ$ and confirmation of its large branching fraction

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

The baryonic decay $D_{s}^{+} \to p n ˉ$ is observed, and the corresponding branching fraction is measured to be $(1.21 \pm 0.10 \pm 0.05) \times 1 0^{- 3}$ , where the first uncertai…

hep-ex2018★ 11 cited

Observation of the $W$ -Annihilation Decay $D_{s}^{+} \to ω π^{+}$ and Evidence for $D_{s}^{+} \to ω K^{+}$

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

We report on the observation of the $W$ -annihilation decay $D_{s}^{+} \to ω π^{+}$ and the evidence for $D_{s}^{+} \to ω K^{+}$ with a data sample corresponding to an…

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★ 8 cited

Observation of OZI suppressed decays $χ_{c J} \to ω ϕ$

M. Ablikim, M. N. Achasov, S. Ahmed +462

Decays $χ_{c J} (J = 0, 1, 2) \to ω ϕ$ are studied using $(448.1 \pm 2.9) \times 1 0^{6} ψ (3686)$ events collected with the BESIII detector in 2009 and 2012. In addition to the previously est…

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-ph2018★ 7 cited

A model to explain angular distributions of $J / ψ$ and $ψ (2 S)$ decays into $Λ Λ$ and $Σ^{0} Σ^{0}$

M. Alekseev, A. Amoroso, R. Baldini Ferroli +28

BESIII data show a particular angular distribution for the decay of the $J / ψ$ and $ψ (2 S)$ mesons into the hyperons $Λ Λ$ and $Σ^{0} Σ^{0}$ . More in details the angular…

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★ 26 cited

Measurement of $B (J / ψ \to η^{'} e^{+} e^{-}$ ) and search for a dark photon

M. Ablikim, M. N. Achasov, S. Ahmed +455

Using a data sample of $(1310.6 \pm 7.0) \times 1 0^{6}$ $J / ψ$ decay events collected with the BESIII detector at BEPCII, we study the electromagnetic Dalitz decay $J / ψ \to η^{'} e^{+} e^{-}$ wi…

hep-ex2018★ 8 cited

First measurement of $e^{+} e^{-} \to p K_{S}^{0} n ˉ K^{-} + c . c .$ above open charm threshold

BESIII Collaboration, M. Ablikim, M. N. Achasov +435

The process $e^{+} e^{-} \to p K_{S}^{0} n ˉ K^{-} + c . c .$ and its intermediate processes are studied for the first time, using data samples collected with the BESIII detector a…

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★ 45 cited

Amplitude analysis of the $K_{S} K_{S}$ system produced in radiative $J / ψ$ decays

BESIII Collaboration, M. Ablikim, M. N. Achasov +444

An amplitude analysis of the $K_{S} K_{S}$ system produced in radiative $J / ψ$ decays is performed using the $(1310.6 \pm 7.0) \times 1 0^{6}$ $J / ψ$ decays collected by the BESIII detecto…

physics.atom-ph2018★ 11 cited

Far-from-equilibrium noise heating and laser cooling dynamics in radio-frequency Paul traps

A. Maitra, D. Leibfried, D. Ullmo +1

We study the stochastic dynamics of a particle in a periodically driven potential. For atomic ions trapped in radio-frequency Paul traps, noise heating and laser cooling typically…

physics.ins-det2018★ 3 cited

A Cylindrical GEM Inner Tracker for the BESIII experiment at IHEP

R. Farinelli, M. Alexeev, A. Amoroso +43

The Beijing Electron Spectrometer III (BESIII) is a multipurpose detector that collects data provided by the collision in the Beijing Electron Positron Collider II (BEPCII), hosted…

Observation of e+e−→Ds+​D(∗)0K− and study of the P-wave Ds​ mesons

Sub-threshold production of K^{0}_{s} mesons and Λ hyperons in Au(1.23A GeV)+Au

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

Strong absorption of hadrons with hidden and open strangeness in nuclear matter

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′

Identical pion intensity interferometry in central Au+Au collisions at 1.23A GeV

Observation of Ds+​→pnˉ and confirmation of its large branching fraction

Observation of the W-Annihilation Decay Ds+​→ωπ+ and Evidence for Ds+​→ωK+

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

Observation of OZI suppressed decays χcJ​→ωϕ

Study of the Dalitz decay J/ψ→e+e−η

A model to explain angular distributions of J/ψ and ψ(2S) decays into ΛΛ and Σ0Σ0

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

Measurement of B(J/ψ→η′e+e−) and search for a dark photon

First measurement of e+e−→pKS0​nˉK−+c.c. above open charm threshold

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

Amplitude analysis of the KS​KS​ system produced in radiative J/ψ decays

Far-from-equilibrium noise heating and laser cooling dynamics in radio-frequency Paul traps

A Cylindrical GEM Inner Tracker for the BESIII experiment at IHEP

Observation of $e^{+} e^{-} \to D_{s}^{+} D^{(*) 0} K^{-}$ and study of the $P$ -wave $D_{s}$ mesons

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

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

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

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

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

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

Observation of $D_{s}^{+} \to p n ˉ$ and confirmation of its large branching fraction

Observation of the $W$ -Annihilation Decay $D_{s}^{+} \to ω π^{+}$ and Evidence for $D_{s}^{+} \to ω K^{+}$

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 $4.60 GeV$

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

Observation of OZI suppressed decays $χ_{c J} \to ω ϕ$

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

A model to explain angular distributions of $J / ψ$ and $ψ (2 S)$ decays into $Λ Λ$ and $Σ^{0} Σ^{0}$

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

Measurement of $B (J / ψ \to η^{'} e^{+} e^{-}$ ) and search for a dark photon

First measurement of $e^{+} e^{-} \to p K_{S}^{0} n ˉ K^{-} + c . c .$ above open charm threshold

Amplitude analysis of the $K_{S} K_{S}$ system produced in radiative $J / ψ$ decays