M. Irshad

activity

20172025

most citedFuture Physics Programme of BESIII

566 citations · 4.5k across the 279 of their papers we have counts for

collaborators

Showing 2018Show all

21 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…

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

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★ 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-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★ 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★ 11 cited

Observation of $ψ (3686) \to η^{'} e^{+} e^{-}$

M. Ablikim, M. N. Achasov, S. Ahmed +454

Using a data sample of $448.1 \times 1 0^{6}$ $ψ (3686)$ events collected with the BESIII detector at the BEPCII collider, we report the first observation of the electromagnetic Dalitz…

hep-ex2018★ 32 cited

Measurement of e+e- --> D Dbar Cross Sections at the psi(3770) Resonance

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

We report new measurements of the cross sections for the production of D Dbar final states at the psi(3770) resonance. Our data sample consists of an integrated luminosity of 2.93/…

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…

hep-ex2018★ 3 cited

Search for the rare decay of $ψ (3686) \to Λ_{c}^{+} p e^{+} e^{-} + c . c .$ at BESIII

BESIII collaboration

Based on a data sample of $(448.1 \pm 2.9) \times 1 0^{6} ψ (3686)$ decays collected with the BESIII experiment, a search for the flavor changing neutral current transition $ψ(3686)\righta…

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

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

Study of the decay D0→Kˉ0π−e+νe​

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

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

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

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

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

Observation of the Semileptonic Decay D0→a0​(980)−e+νe​ and Evidence for D+→a0​(980)0e+νe​

Observation of ψ(3686)→η′e+e−

Measurement of e+e- --> D Dbar Cross Sections at the psi(3770) Resonance

Search for the rare decays D→h(h′)e+e−

Search for the rare decay of ψ(3686)→Λc+​p​e+e−+c.c. at BESIII

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

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 $J / ψ \to e^{+} e^{-} η$

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

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

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

Observation of $ψ (3686) \to η^{'} e^{+} e^{-}$

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

Search for the rare decay of $ψ (3686) \to Λ_{c}^{+} p e^{+} e^{-} + c . c .$ at BESIII