H. L. Dai

activity

20132026

e^{+} e^{-} \to π^{+} π^{-} J / ψ

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

264 citations · 605 across the 14 of their papers we have counts for

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15 papers · 1 filter

hep-ex2026

First Observation of the Radiative Decay $D^{0} \to γ ω$

BESIII Collaboration, M. Ablikim, M. N. Achasov +767

We report the first observation of the radiative charm decay $D^{0} \to γ ω$ with a significance of $6.0 σ$ . The analysis uses 20.3\, $fb^{- 1}$ of $e^{+} e^{-}$ collision data collected…

hep-ex2024★ 8 cited

Evidence for Two Excited $Ω^{-}$ Hyperons

BESIII Collaboration, M. Ablikim, M. N. Achasov +655

Using $e^{+} e^{-}$ collision data corresponding to an integrated luminosity of 19,fb $^{- 1}$ collected by the BESIII detector at center-of-mass energies ranging from 4.13 to 4.70,GeV, w…

hep-ex2022★ 30 cited

Study of the Semileptonic Decay $Λ_{c}^{+} \to Λ e^{+} ν_{e}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +563

The measurement of the Cabibbo-favored semileptonic decay $Λ_{c}^{+} \to Λ e^{+} ν_{e}$ is reported using a $4.5 fb^{- 1}$ data sample of $e^{+} e^{-}$ annihilations collected at c…

hep-ex2021★ 4 cited

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

M. Ablikim, M. N. Achasov, P. Adlarson +502

By analyzing an $e^{+} e^{-}$ annihilation data sample with an integrated luminosity of $2.93 f b^{- 1}$ taken at the center-of-mass energy of 3.773 GeV with the BESIII detector, we…

hep-ex2018

Search for $h_{c} \to π^{+} π^{-} J / ψ$ via $ψ (3686) \to π^{0} π^{+} π^{-} J / ψ$

BESIII Collaboration, M. Ablikim, M. N. Achasov +415

Using a data sample of $448.1 \times 1 0^{6}$ $ψ (3686)$ events collected with the BESIII detector operating at the BEPCII, we perform search for the hadronic transition $h_c\rightarrowπ…

hep-ex2017★ 12 cited

Observation of $e^{+} e^{-} \to ϕ χ_{c 1}$ and $ϕ χ_{c 2}$ at $s$ =4.600 GeV

M. Ablikim, M. N. Achasov, S. Ahmed +427

Using a data sample collected with the BESIII detector operating at the BEPCII storage ring at a center-of-mass energy of $s = 4.600$ GeV, we search for the production of $e^{…

hep-ex2017★ 94 cited

Precision measurement of the $e^{+} e^{-} \to Λ_{c}^{+} Λ ˉ_{c}^{-}$ cross section near threshold

M. Ablikim, M. N. Achasov, S. Ahmed +445

The Born cross section of the $e^{+} e^{-} \to Λ_{c}^{+} Λ ˉ_{c}^{-}$ process is measured with unprecedented precision using data collected with the BESIII detector at $\s…

hep-ex2016★ 264 cited

Precise measurement of the $e^{+} e^{-} \to π^{+} π^{-} J / ψ$ cross section at center-of-mass energies from 3.77 to 4.60 GeV

M. Ablikim, M. N. Achasov, X. C. Ai +412

The cross section for the process $e^{+} e^{-} \to π^{+} π^{-} J / ψ$ is measured precisely at center-of-mass energies from 3.77 to 4.60~GeV using 9~fb $^{- 1}$ of data collected with the BESIII d…

hep-ex2016★ 13 cited

Observation of $J / ψ \to γ η π^{0}$

M. Ablikim, M. N. Achasov, X. C. Ai +412

We present the first study of the process $J / ψ \to γ η π^{0}$ using $(223.7 \pm 1.4) \times 1 0^{6}$ $J / ψ$ events accumulated with the BESIII detector at the BEPCII facility. The b…

hep-ex2016★ 33 cited

Measurement of the $D_{s}^{+} \to ℓ^{+} ν_{ℓ}$ branching fractions and the decay constant $f_{D_{s}^{+}}$

M. Ablikim, M. N. Achasov, X. C. Ai +412

Using 482~pb $^{- 1}$ of $e^{+} e^{-}$ collision data collected at a center-of-mass energy of $s = 4.009$ GeV with the BESIII detector, we measure the branching fractions of the de…

hep-ex2016★ 18 cited

Measurements of the absolute branching fractions for $D_{s}^{+} \to η e^{+} ν_{e}$ and $D_{s}^{+} \to η^{'} e^{+} ν_{e}$

M. Ablikim, M. N. Achasov, X. C. Ai +412

By analyzing 482 pb $^{- 1}$ of $e^{+} e^{-}$ collision data collected at $s = 4.009$ GeV with the BESIII detector at the BEPCII collider, we measure the absolute branching fractions…

hep-ex2015★ 15 cited

Observation of the Singly Cabibbo-Suppressed Decay $D^{+} \to ω π^{+}$ and Evidence for $D^{0} \to ω π^{0}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +414

Based on 2.93 fb $^{- 1}$ $e^{+} e^{-}$ collision data taken at center-of-mass energy of 3.773 GeV by the BESIII detector, we report searches for the singly Cabibbo-suppressed decays $D^{…

hep-ex2015★ 96 cited

Confirmation of a charged charmoniumlike state $Z_{c} (3885)^{\mp}$ in $e^{+} e^{-} \to π^{\pm} (D D ˉ^{*})^{\mp}$ with double $D$ tag

BESIII Collaboration, M. Ablikim, M. N. Achasov +400

We present a study of the process $e^{+} e^{-} \to π^{\pm} (D D ˉ^{*})^{\mp}$ using data samples of 1092~pb $^{- 1}$ at $s = 4.23$ ~GeV and 826~pb $^{- 1}$ at $s = 4.26$ ~GeV collecte…

hep-ex2015★ 12 cited

Observation of $η^{'} \to ω e^{+} e^{-}$

M. Ablikim, M. N. Achasov, X. C. Ai +402

Based on a sample of \etapr mesons produced in the radiative decay $J / ψ \to γ η^{'}$ in $1.31 \times 1 0^{9}$ $J / ψ$ events collected with the BESIII detector, the decay $η^{\prime}\t…

hep-ex2013★ 6 cited

Observation of the decay $ψ (3686)$ $\to$ $Λ Σ ˉ^{\pm} π^{\mp} + c . c .$

BESIII collaboration, M. Ablikim, M. N. Achasov +373

Using a sample of $1.06 \times 1 0^{8}$ $ψ (3686)$ events collected with the BESIII detector, we present the first observation of the decays of $ψ (3686)$ $\to$ $Λ\barΣ^{+}π^{-}…

First Observation of the Radiative Decay D0→γω

Evidence for Two Excited Ω− Hyperons

Study of the Semileptonic Decay Λc+​→Λe+νe​

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

Search for hc​→π+π−J/ψ via ψ(3686)→π0π+π−J/ψ

Observation of e+e−→ϕχc1​ and ϕχc2​ at s​=4.600 GeV

Precision measurement of the e+e− → Λc+​Λˉc−​ cross section near threshold

Precise measurement of the e+e−→π+π−J/ψ cross section at center-of-mass energies from 3.77 to 4.60 GeV

Observation of J/ψ→γηπ0

Measurement of the Ds+​→ℓ+νℓ​ branching fractions and the decay constant fDs+​​

Measurements of the absolute branching fractions for Ds+​→ηe+νe​ and Ds+​→η′e+νe​

Observation of the Singly Cabibbo-Suppressed Decay D+→ωπ+ and Evidence for D0→ωπ0

Confirmation of a charged charmoniumlike state Zc​(3885)∓ in e+e−→π±(DDˉ∗)∓ with double D tag

Observation of η′→ωe+e−

Observation of the decay ψ(3686) → ΛΣˉ±π∓+c.c.

First Observation of the Radiative Decay $D^{0} \to γ ω$

Evidence for Two Excited $Ω^{-}$ Hyperons

Study of the Semileptonic Decay $Λ_{c}^{+} \to Λ e^{+} ν_{e}$

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

Search for $h_{c} \to π^{+} π^{-} J / ψ$ via $ψ (3686) \to π^{0} π^{+} π^{-} J / ψ$

Observation of $e^{+} e^{-} \to ϕ χ_{c 1}$ and $ϕ χ_{c 2}$ at $s$ =4.600 GeV

Precision measurement of the $e^{+} e^{-} \to Λ_{c}^{+} Λ ˉ_{c}^{-}$ cross section near threshold

Precise measurement of the $e^{+} e^{-} \to π^{+} π^{-} J / ψ$ cross section at center-of-mass energies from 3.77 to 4.60 GeV

Observation of $J / ψ \to γ η π^{0}$

Measurement of the $D_{s}^{+} \to ℓ^{+} ν_{ℓ}$ branching fractions and the decay constant $f_{D_{s}^{+}}$

Measurements of the absolute branching fractions for $D_{s}^{+} \to η e^{+} ν_{e}$ and $D_{s}^{+} \to η^{'} e^{+} ν_{e}$

Observation of the Singly Cabibbo-Suppressed Decay $D^{+} \to ω π^{+}$ and Evidence for $D^{0} \to ω π^{0}$

Confirmation of a charged charmoniumlike state $Z_{c} (3885)^{\mp}$ in $e^{+} e^{-} \to π^{\pm} (D D ˉ^{*})^{\mp}$ with double $D$ tag

Observation of $η^{'} \to ω e^{+} e^{-}$

Observation of the decay $ψ (3686)$ $\to$ $Λ Σ ˉ^{\pm} π^{\mp} + c . c .$