T. Held

activity

20032022

most citedObservation of a Broad Structure in the

π^{+} π^{-} J / ψ

Mass Spectrum around 4.26 GeV/

c^{2}

744 citations · 12k across the 301 of their papers we have counts for

collaborators

Showing 2021 · hep-exShow all

23 papers · 2 filters

hep-ex2021★ 10 cited

Observation of $J / ψ$ Electromagnetic Dalitz Decays to $X (1835)$ , $X (2120)$ and $X (2370)$

BESIII Collaboration, M. Ablikim, M. N. Achasov +543

Using a sample of about 10 billion $J / ψ$ events collected at a center-of-mass energy $s = 3.097$ GeV with the BESIII detector, the electromagnetic Dalitz decays $J/ψ\to e^+e^…

hep-ex2021

Cross sections for the reactions $e^{+} e^{-} \to K^{+} K^{-} π^{+} π^{-} (π^{0})$ , $K^{+} K^{-} K^{+} K^{-} (π^{0})$ , $π^{+} π^{-} π^{+} π^{-} (π^{0})$ , $p p ˉ π^{+} π^{-} (π^{0})$ in the energy region between 3.773 and 4.600 GeV

M. Ablikim, M. N. Achasov, P. Adlarson +500

Using the data samples collected in the energy range from 3.773 to 4.600 GeV with the BESIII detector at the BEPCII collider, we measure the dressed cross sections as a function of…

hep-ex2021★ 12 cited

Study of the Decay $D_{s}^{+} \to π^{+} π^{+} π^{-} η$ and Observation of the W-annihilation Decay $D_{s}^{+} \to a_{0} (980)^{+} ρ^{0}$

M. Ablikim, M. N. Achasov, P. Adlarson +498

The decay $D_{s}^{+} \to π^{+} π^{+} π^{-} η$ is observed for the first time, using $e^{+} e^{-}$ collision data corresponding to an integrated luminosity of 6.32 fb $^{- 1}$ , collect…

hep-ex2021★ 1 cited

Measurement of the inclusive branching fraction for $ψ (3686) \to K_{S}^{0} + anything$

M. Ablikim, M. N. Achasov, P. Adlarson +483

Using 5.9~pb $^{- 1}$ of $e^{+} e^{-}$ annihilation data collected at center-of-mass energies from 3.640 to 3.701 GeV with the BESIII detector at the BEPCII Collider, we measure the obser…

hep-ex2021★ 8 cited

Measurements of Born Cross Sections of $e^{+} e^{-} \to D_{s}^{*+} D_{s J}^{-} + c . c .$

BESIII Collaboration, M. Ablikim, M. N. Achasov +500

The Born cross sections are measured for the first time for the processes $e^{+} e^{-} \to D_{s}^{*+} D_{s 0}^{*} (2317)^{-} + c . c .$ and $e^{+} e^{-} \to D_{s}^{*+} D_{s 1} (2460)^{-} + c . c .$ at the center-of-m…

hep-ex2021★ 8 cited

Observation of the Decay $D^{0} \to ρ^{-} μ^{+} ν_{μ}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +500

By analyzing an $e^{+} e^{-}$ annihilation data sample corresponding to an integrated luminosity of $2.93 fb^{- 1}$ collected at a center-of-mass energy of 3.773 GeV with the BE…

hep-ex2021★ 20 cited

Measurement of the Absolute Branching Fraction of $D_{s}^{+} \to τ^{+} ν_{τ}$ via $τ^{+} \to e^{+} ν_{e} ν ˉ_{τ}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +505

Using a dataset of 6.32 fb $^{- 1}$ of $e^{+} e^{-}$ annihilation data collected with the BESIII detector at center-of-mass energies between 4178 and 4226 MeV, we have measured the absol…

hep-ex2021

Measurement of the doubly Cabibbo-suppressed decay $D^{+} \to K^{+} π^{+} π^{-} π^{0}$ with semileptonic tags

BESIII Collaboration, M. Ablikim, M. N. Achasov +500

Using an $e^{+} e^{-}$ annihilation data sample corresponding to an integrated luminosity of $2.93 f b^{- 1}$ collected at a center-of-mass energy of 3.773 GeV with the BESIII detect…

hep-ex2021★ 17 cited

Cross section measurement of $e^{+} e^{-} \to K_{S}^{0} K_{L}^{0}$ at $s = 2.00 - 3.08 GeV$

M. Ablikim, M. N. Achasov, P. Adlarson +485

The cross sections of the process $e^{+} e^{-} \to K_{S}^{0} K_{L}^{0}$ are measured at fifteen center-of-mass energies $s$ from $2.00$ to $3.08 GeV$ with the BESIII det…

hep-ex2021★ 41 cited

Measurement of cross section for $e^{+} e^{-} \to Ξ^{0} Ξ ˉ^{0}$ near threshold

BESIII Collaboration, M. Ablikim, M. N. Achasov +509

Using $e^{+} e^{-}$ collision data at ten center-of-mass energies between 2.644 and 3.080 GeV collected with the BESIII detector at BEPCII and corresponding to an integrated luminosity…

hep-ex2021★ 14 cited

Measurement of the branching fraction of leptonic decay $D_{s}^{+} \to τ^{+} ν_{τ}$ via $τ^{+} \to π^{+} π^{0} ν ˉ_{τ}$

M. Ablikim, M. N. Achasov, P. Adlarson +503

By analyzing $6.32 fb^{- 1}$ of $e^{+} e^{-}$ annihilation data collected at the center-of-mass energies between 4.178 and 4.226\,GeV with the BESIII detector, we determine the…

hep-ex2021★ 19 cited

Measurement of the absolute branching fraction of inclusive semielectronic $D_{s}^{+}$ decays

BESIII Collaboration, M. Ablikim, M. N. Achasov +503

We measure the inclusive semielectronic decay branching fraction of the $D_{s}^{+}$ meson. A double-tag technique is applied to $e^{+} e^{-}$ annihilation data collected by the BESIII exper…

hep-ex2021★ 7 cited

Study of the decay $D^{+} \to K^{*} (892)^{+} K_{S}^{0}$ in $D^{+} \to K^{+} K_{S}^{0} π^{0}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +503

Based on an $e^{+} e^{-}$ collision data sample corresponding to an integrated luminosity of 2.93 $fb^{- 1}$ collected with the BESIII detector at $\sqrt{s}=3.773 \mathrm{Ge…

hep-ex2021★ 24 cited

Observation of a near-threshold enhancement in the $Λ Λ ˉ$ mass spectrum from $e^{+} e^{-} \to ϕ Λ Λ ˉ$ at $s$ from 3.51 to 4.60 GeV

M. Ablikim, M. N. Achasov, P. Adlarson +503

The process $e^{+} e^{-} \to ϕ Λ Λ ˉ$ is studied using data samples collected with the BESIII detector at the BEPCII collider at center-of-mass energies $s$ ranging from $3.51$ …

hep-ex2021★ 24 cited

Study of the process $e^{+} e^{-} \to ϕ η$ at center-of-mass energies between 2.00 and 3.08 GeV

M. Ablikim, M. N. Achasov, P. Adlarson +506

The process $e^{+} e^{-} \to ϕ η$ is studied at 22 center-of-mass energy points ( $s$ ) between 2.00 and 3.08 GeV using 715 pb $^{- 1}$ of data collected with the BESIII d…

hep-ex2021★ 12 cited

Search for the decay $D_{s}^{+} \to a_{0} (980)^{0} e^{+} ν_{e}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +506

Using 6.32 fb $^{- 1}$ of electron-positron collision data recorded by the BESIII detector at center-of-mass energies between 4.178 and 4.226~GeV, we present the first search for the…

hep-ex2021★ 13 cited

Measurements of the branching fractions of $ψ (3686) \to Σ ˉ^{0} Λ + c . c .$ and $χ_{c J (J = 0, 1, 2)} \to Λ Λ ˉ$

BESIII Collaboration, M. Ablikim, M. N. Achasov +505

Based on $4.481 \times 1 0^{8}$ $ψ (3686)$ events collected with the BESIII detector at BEPCII, the branching fraction of the isospin violating decay $ψ (3686) \to Σ ˉ^{0} Λ + c . c .$ …

hep-ex2021★ 12 cited

Measurement of the $D \to K^{-} π^{+} π^{+} π^{-}$ and $D \to K^{-} π^{+} π^{0}$ coherence factors and average strong-phase differences in quantum-correlated $D D ˉ$ decays

BESIII Collaboration, M. Ablikim, M. N. Achasov +505

The decays $D \to K^{-} π^{+} π^{+} π^{-}$ and $D \to K^{-} π^{+} π^{0}$ are studied in a sample of quantum-correlated $D D ˉ$ pairs produced through the process $e^{+} e^{-} \to ψ (3770) \to D D ˉ$ ,…

hep-ex2021★ 56 cited

Measurement of proton electromagnetic form factors in the time-like region using initial state radiation at BESIII

BESIII Collaboration, M. Ablikim, M. N. Achasov +505

The electromagnetic process $e^{+} e^{-} \to p p ˉ$ is studied with the initial-state-radiation technique using 7.5 fb $^{- 1}$ of data collected by the BESIII experiment at seven e…

hep-ex2021

Cross section measurement of $e^{+} e^{-} \to p p ˉ η$ and $e^{+} e^{-} \to p p ˉ ω$ at center-of-mass energies between 3.773 GeV and 4.6 GeV

M. Ablikim, M. N. Achasov, P. Adlarson +482

Based on $14.7 fb^{- 1}$ of $e^{+} e^{-}$ annihilation data collected with the BESIII detector at the BEPCII collider at 17 different center-of-mass energies between $3.7730~\te…

hep-ex2021★ 20 cited

Measurement of the absolute branching fractions for purely leptonic $D_{s}^{+}$ decays

BESIII Collaboration, M. Ablikim, M. N. Achasov +506

We report new measurements of the branching fraction $B (D_{s}^{+} \to ℓ^{+} ν)$ , where $ℓ^{+}$ is either $μ^{+}$ or $τ^{+} (\to π^{+} ν ˉ_{τ})$ , based on $6.32$ fb $^{- 1}$ of electron-posit…

hep-ex2021★ 12 cited

Search for new decay modes of the $ψ_{2} (3823)$ and the process $e^{+} e^{-} \to π^{0} π^{0} ψ_{2} (3823)$

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

The decays $ψ_{2} (3823) \to γ χ_{c 0, 1, 2}, π^{+} π^{-} J / ψ, π^{0} π^{0} J / ψ, η J / ψ$ , and $π^{0} J / ψ$ are searched for using the reaction $e^{+} e^{-} \to π^{+} π^{-} ψ_{2} (3823)$ in a 19 fb $^{- 1}$ data…

hep-ex2021★ 6 cited

Search for the $X (2370)$ and observation of $η_{c} \to η η η^{'}$ in $J / ψ \to γ η η η^{'}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +491

Using a sample of $1.31 \times 1 0^{9} J / ψ$ events collected with the BESIII detector, we perform a study of $J / ψ \to γ η η η^{'}$ to search for the $X (2370)$ and $η_{c}$ in the $ηηη…

Observation of J/ψ Electromagnetic Dalitz Decays to X(1835), X(2120) and X(2370)

Cross sections for the reactions e+e−→K+K−π+π−(π0), K+K−K+K−(π0), π+π−π+π−(π0), ppˉ​π+π−(π0) in the energy region between 3.773 and 4.600 GeV

Study of the Decay Ds+​→π+π+π−η and Observation of the W-annihilation Decay Ds+​→a0​(980)+ρ0

Measurement of the inclusive branching fraction for ψ(3686)→KS0​+anything

Measurements of Born Cross Sections of e+e−→Ds∗+​DsJ−​+c.c.

Observation of the Decay D0→ρ−μ+νμ​

Measurement of the Absolute Branching Fraction of Ds+​→τ+ντ​ via τ+→e+νe​νˉτ​

Measurement of the doubly Cabibbo-suppressed decay D+→K+π+π−π0 with semileptonic tags

Cross section measurement of e+e−→KS0​KL0​ at s​=2.00−3.08 GeV

Measurement of cross section for e+e−→Ξ0Ξˉ0 near threshold

Measurement of the branching fraction of leptonic decay Ds+​→τ+ντ​ via τ+→π+π0νˉτ​

Measurement of the absolute branching fraction of inclusive semielectronic Ds+​ decays

Study of the decay D+→K∗(892)+KS0​ in D+→K+KS0​π0

Observation of a near-threshold enhancement in the ΛΛˉ mass spectrum from e+e−→ϕΛΛˉ at s​ from 3.51 to 4.60 GeV

Study of the process e+e−→ϕη at center-of-mass energies between 2.00 and 3.08 GeV

Search for the decay Ds+​→a0​(980)0e+νe​

Measurements of the branching fractions of ψ(3686)→Σˉ0Λ+c.c. and χcJ(J=0,1,2)​→ΛΛˉ

Measurement of the D→K−π+π+π− and D→K−π+π0 coherence factors and average strong-phase differences in quantum-correlated DDˉ decays

Measurement of proton electromagnetic form factors in the time-like region using initial state radiation at BESIII

Cross section measurement of e+e−→ppˉ​η and e+e−→ppˉ​ω at center-of-mass energies between 3.773 GeV and 4.6 GeV

Measurement of the absolute branching fractions for purely leptonic Ds+​ decays

Search for new decay modes of the ψ2​(3823) and the process e+e−→π0π0ψ2​(3823)

Search for the X(2370) and observation of ηc​→ηηη′ in J/ψ→γηηη′

Observation of $J / ψ$ Electromagnetic Dalitz Decays to $X (1835)$ , $X (2120)$ and $X (2370)$

Cross sections for the reactions $e^{+} e^{-} \to K^{+} K^{-} π^{+} π^{-} (π^{0})$ , $K^{+} K^{-} K^{+} K^{-} (π^{0})$ , $π^{+} π^{-} π^{+} π^{-} (π^{0})$ , $p p ˉ π^{+} π^{-} (π^{0})$ in the energy region between 3.773 and 4.600 GeV

Study of the Decay $D_{s}^{+} \to π^{+} π^{+} π^{-} η$ and Observation of the W-annihilation Decay $D_{s}^{+} \to a_{0} (980)^{+} ρ^{0}$

Measurement of the inclusive branching fraction for $ψ (3686) \to K_{S}^{0} + anything$

Measurements of Born Cross Sections of $e^{+} e^{-} \to D_{s}^{*+} D_{s J}^{-} + c . c .$

Observation of the Decay $D^{0} \to ρ^{-} μ^{+} ν_{μ}$

Measurement of the Absolute Branching Fraction of $D_{s}^{+} \to τ^{+} ν_{τ}$ via $τ^{+} \to e^{+} ν_{e} ν ˉ_{τ}$

Measurement of the doubly Cabibbo-suppressed decay $D^{+} \to K^{+} π^{+} π^{-} π^{0}$ with semileptonic tags

Cross section measurement of $e^{+} e^{-} \to K_{S}^{0} K_{L}^{0}$ at $s = 2.00 - 3.08 GeV$

Measurement of cross section for $e^{+} e^{-} \to Ξ^{0} Ξ ˉ^{0}$ near threshold

Measurement of the branching fraction of leptonic decay $D_{s}^{+} \to τ^{+} ν_{τ}$ via $τ^{+} \to π^{+} π^{0} ν ˉ_{τ}$

Measurement of the absolute branching fraction of inclusive semielectronic $D_{s}^{+}$ decays

Study of the decay $D^{+} \to K^{*} (892)^{+} K_{S}^{0}$ in $D^{+} \to K^{+} K_{S}^{0} π^{0}$

Observation of a near-threshold enhancement in the $Λ Λ ˉ$ mass spectrum from $e^{+} e^{-} \to ϕ Λ Λ ˉ$ at $s$ from 3.51 to 4.60 GeV

Study of the process $e^{+} e^{-} \to ϕ η$ at center-of-mass energies between 2.00 and 3.08 GeV

Search for the decay $D_{s}^{+} \to a_{0} (980)^{0} e^{+} ν_{e}$

Measurements of the branching fractions of $ψ (3686) \to Σ ˉ^{0} Λ + c . c .$ and $χ_{c J (J = 0, 1, 2)} \to Λ Λ ˉ$

Measurement of the $D \to K^{-} π^{+} π^{+} π^{-}$ and $D \to K^{-} π^{+} π^{0}$ coherence factors and average strong-phase differences in quantum-correlated $D D ˉ$ decays

Cross section measurement of $e^{+} e^{-} \to p p ˉ η$ and $e^{+} e^{-} \to p p ˉ ω$ at center-of-mass energies between 3.773 GeV and 4.6 GeV

Measurement of the absolute branching fractions for purely leptonic $D_{s}^{+}$ decays

Search for new decay modes of the $ψ_{2} (3823)$ and the process $e^{+} e^{-} \to π^{0} π^{0} ψ_{2} (3823)$

Search for the $X (2370)$ and observation of $η_{c} \to η η η^{'}$ in $J / ψ \to γ η η η^{'}$