K. Peters

activity

20022024

most citedObservation of a charged (DD*bar)- mass peak in e+e- --> pi+ (DD*bar)- at Ecm=4.26 GeV

310 citations · 4k across the 278 of their papers we have counts for

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70 papers · 1 filter

hep-ex2023

Observation of $χ_{c J} \to 3 (K^{+} K^{-})$

BESIII Collaboration, M. Ablikim, M. N. Achasov +642

By analyzing $(27.12 \pm 0.14) \times 1 0^{8}$ $ψ (3686)$ events collected with the BESIII detector operating at the BEPCII collider, the decay processes $χ_{c J} \to 3 (K^{+} K^{-})$ ( $J = 0, 1, 2$ )…

hep-ex2023★ 9 cited

Search for a massless particle beyond the Standard Model in the $Σ^{+} \to p + invisible$ decay

BESIII Collaboration, M. Ablikim, M. N. Achasov +644

A massless particle beyond the Standard Model is searched for in the two-body decay $Σ^{+} \to p + invisible$ using $(1.0087 \pm 0.0044) \times 1 0^{10}$ $J / ψ$ events collected…

hep-ex2023★ 3 cited

Measurements of Born Cross Sections for $e^{+} e^{-} \to Λ_{c}^{+} Λ ˉ_{c} (2595)^{-} + c.c.$ and $e^{+} e^{-} \to Λ_{c}^{+} Λ ˉ_{c} (2625)^{-} + c.c.$ at $s =$ 4918.0 and 4950.9 MeV

BESIII Collaboration, M. Ablikim, M. N. Achasov +630

Using $e^{+} e^{-}$ collision data collected with the BESIII detector operating at the BEPCII collider, the Born cross sections of $e^{+} e^{-} \to Λ_{c}^{+} Λ ˉ_{c} (2595)^{-} + c.c.$ and…

hep-ex2023★ 1 cited

Amplitude Analysis of the Decays $D^{0} \to π^{+} π^{-} π^{+} π^{-}$ and $π^{+} π^{-} π^{0} π^{0}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +630

Using $e^{+} e^{-}$ annihilation data corresponding to an integrated luminosity of 2.93 $f b^{- 1}$ taken at the center-of-mass energy $s = 3.773$ ~GeV with the BESIII detector, a…

hep-ex2023★ 5 cited

Improved measurement of the decays $η^{'} \to π^{+} π^{-} π^{+ (0)} π^{- (0)}$ and search for the rare decay $η^{'} \to 4 π^{0}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +617

Using a sample of 10 billion $J / ψ$ events collected with the BESIII detector, the decays $η^{'} \to π^{+} π^{-} π^{+} π^{-}$ , $η^{'} \to π^{+} π^{-} π^{0} π^{0}$ and $η^{'} \to 4 π^{0}$ are studi…

hep-ex2023

Study of the decay $J / ψ \to ϕ π^{0} η$

BESIII Collaboration, M. Ablikim, M. N. Achasov +615

Based on $(10.09 \pm 0.04) \times 1 0^{9}$ $J / ψ$ events collected with the BESIII detector operating at the BEPCII collider, a partial wave analysis of the decay $J / ψ \to ϕ π^{0} η$ is p…

hep-ex2023★ 3 cited

Measurement of Branching Fractions for $Λ_{c}^{+} \to n K_{S}^{0} π^{+}$ and $Λ_{c}^{+} \to n K_{S}^{0} K^{+}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +611

Based on 4.5 fb $^{- 1}$ of $e^{+} e^{-}$ collision data accumulated at center-of-mass energies between $4.600 GeV$ and $4.699 GeV$ with the BESIII detector, we me…

hep-ex2023★ 6 cited

First observation of $Λ_{c}^{+} \to Λ K^{+} π^{0}$ and evidence of $Λ_{c}^{+} \to Λ K^{+} π^{+} π^{-}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +619

We present the first observation of the singly Cabibbo-suppressed decay $Λ_{c}^{+} \to Λ K^{+} π^{0}$ with a significance of $5.7 σ$ and the first evidence of $Λ_c^+ \rightarrow ΛK^+π…

hep-ex2023★ 7 cited

Evidence of the Singly Cabibbo Suppressed decay $Λ_{c}^{+} \to p π^{0}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +610

Evidence for the singly Cabibbo suppressed decay $Λ_{c}^{+} \to p π^{0}$ is reported for the first time with a statistical significance of $3.7 σ$ based on 6.0 $fb^{- 1}$ of $e^+e^-…

hep-ex2023

Study of the doubly Cabibbo-suppressed decays $D_{s}^{+} \to K^{+} K^{+} π^{-}$ and $D_{s}^{+} \to K^{+} K^{+} π^{-} π^{0}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +616

Based on 7.33 fb $^{- 1}$ of $e^{+} e^{-}$ collision data collected at center-of-mass energies between 4.128 and 4.226 GeV with the BESIII detector, the experimental studies of the doubly…

hep-ex2023★ 1 cited

Search for $J / ψ$ weak decays containing $D$ meson

BESIII Collaboration, M. Ablikim, M. N. Achasov +611

Using a sample of about 10 billion $J / ψ$ events with the BESIII detector, we search for the weak decays of $J / ψ \to D ˉ^{0} π^{0} + c . c .$ , $J / ψ \to D ˉ^{0} η + c . c .$ , $J/ψ\to \bar{D}^…

hep-ex2023★ 17 cited

Observation of the Anomalous Shape of $X (1840)$ in $J / ψ \to γ 3 (π^{+} π^{-})$ Indicating a Second Resonance Near $p p ˉ$ Threshold

BESIII Collaboration, M. Ablikim, M. N. Achasov +615

Using a sample of $(10087 \pm 44) \times 1 0^{6}$ $J / ψ$ events, which is about 45 times larger than that was previously analyzed, a further investigation on the $J/ψ\rightarrow γ3(π^+π^-…

hep-ex2023

Observation of $ψ (3686) \to Λ Λ ˉ η^{'}$ decay

M. Ablikim

Using a sample of $(27.12 \pm 0.14) \times 1 0^{8}$ $ψ (3686)$ events collected with the BESIII detector, the decay $ψ (3686) \to Λ Λ ˉ η^{'}$ with $η^{'}$ subsequently decaying into $γπ^+…

hep-ex2023★ 5 cited

Measurements of the absolute branching fractions of $Ω^{-}$ decays and test of the $Δ I = 1/2$ rule

BESIII Collaboration, M. Ablikim, M. N. Achasov +610

Based on a data set of $(27.12 \pm 0.10) \times 1 0^{8}$ $ψ (3686)$ events collected at the BESIII experiment, the absolute branching fractions of the three dominant $Ω^{-}$ decays are meas…

hep-ex2023

Search for the semileptonic decays $D_{s}^{+} \to K_{1} (1270)^{0} e^{+} ν_{e}$ and $D_{s}^{+} \to b_{1} (1235)^{0} e^{+} ν_{e}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +611

By analyzing 7.33\,fb $^{- 1}$ of $e^{+} e^{-}$ collision data collected at center-of-mass energies between 4.128 and 4.226 GeV with the BESIII detector, we search for the semileptonic de…

hep-ex2023★ 3 cited

A coupled-channel analysis of the $X (3872)$ lineshape with BESIII data

BESIII Collaboration, M. Ablikim, M. N. Achasov +611

We perform a study of the $X (3872)$ lineshape using the data samples of $e^{+} e^{-} \to γ X (3872)$ , $X (3872) \to D^{0} D ˉ^{0} π^{0}$ and $π^{+} π^{-} J / ψ$ collected with the BESIII detector. The…

hep-ex2023

Investigation of the $Δ I = 1/2$ rule and test of CP violation through the measurement of decay asymmetry parameters in $Ξ^{-}$ decays

BESIII Collaboration, M. Ablikim, M. N. Achasov +615

Using $(10087 \pm 44) \times 1 0^{6}$ $J / ψ$ events collected with the BESIII detector, numerous $Ξ^{-}$ and $Λ$ decay asymmetry parameters are simultaneously determined from the process…

hep-ex2023★ 3 cited

Measurement of the $e^{+} e^{-} \to K_{S}^{0} K_{L}^{0} π^{0}$ cross sections from $s =$ 2.000 to 3.080 GeV

BESIII Collaboration, M. Ablikim, M. N. Achasov +615

Based on $e^{+} e^{-}$ collision data collected at center-of-mass energies from 2.000 to 3.080 GeV by the BESIII detector at the BEPCII collider, a partial wave analysis is performe…

hep-ex2023★ 12 cited

Observation of $D^{+} \to K_{S}^{0} a_{0} (980)^{+}$ in the amplitude analysis of $D^{+} \to K_{S}^{0} π^{+} η$

BESIII Collaboration, M. Ablikim, M. N. Achasov +615

We perform for the first time an amplitude analysis of the decay $D^{+} \to K_{S}^{0} π^{+} η$ and report the observation of the decay $D^{+} \to K_{S}^{0} a_{0} (980)^{+}$ using 2.93 fb$^…

hep-ex2023★ 14 cited

Measurement of the cross section of $e^{+} e^{-} \to Ξ^{-} Ξ ˉ^{+}$ at center-of-mass energies between 3.510 and 4.843 GeV

BESIII Collaboration, M. Ablikim, M. N. Achasov +610

Using $e^{+} e^{-}$ collision data corresponding to a total integrated luminosity of 12.9 $f b^{- 1}$ collected with the BESIII detector at the BEPCII collider, the exclusive Born cross s…

hep-ex2023★ 17 cited

First Measurement of the Decay Asymmetry in the pure W-boson-exchange Decay $Λ_{c}^{+} \to Ξ^{0} K^{+}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +628

Based on $4.4 fb^{- 1}$ of $e^{+} e^{-}$ annihilation data collected at the center-of-mass energies between $4.60$ and $4.70 GeV$ with the BESIII detector at the BEPCII…

hep-ex2023

Improved measurement of the branching fractions for $J / ψ \to γ π^{0}$ , $γ η$ and $γ η^{'}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +609

Using a data sample of $(1.0087 \pm 0.0044) \times 1 0^{10}$ $J / ψ$ events collected with the BESIII detector, the decays of $J / ψ \to γ π^{0} (η, η^{'}) \to γ γ γ$ are studied. Newly measu…

hep-ex2023★ 2 cited

Search for the lepton number violation decay $ϕ \to π^{+} π^{+} e^{-} e^{-}$ via $J / ψ \to ϕ η$

BESIII Collaboration, M. Ablikim, M. N. Achasov +596

Using $(1.0087 \pm 0.0044) \times 1 0^{10}$ $J / ψ$ events collected by the BESIII detector at the BEPCII collider, we search for the lepton number violation decay $ϕ \to π^{+} π^{+} e^{-} e^{-}$ …

hep-ex2023

Measurement of the $e^{+} e^{-} \to Λ Σ ˉ^{0} + c . c .$ cross sections at $s$ from 2.3094 to 3.0800 GeV

BESIII Collaboration, M. Ablikim, M. N. Achasov +611

The Born cross sections and effective form factors of the process $e^{+} e^{-} \to Λ Σ ˉ^{0} + c . c .$ are measured at 14 center-of-mass energy points from 2.3094 to 3.0800 GeV, based on dat…

Observation of χcJ​→3(K+K−)

Search for a massless particle beyond the Standard Model in the Σ+→p+invisible decay

Measurements of Born Cross Sections for e+e−→Λc+​Λˉc​(2595)−+c.c. and e+e−→Λc+​Λˉc​(2625)−+c.c. at s​=4918.0 and 4950.9 MeV

Amplitude Analysis of the Decays D0→π+π−π+π− and π+π−π0π0

Improved measurement of the decays η′→π+π−π+(0)π−(0) and search for the rare decay η′→4π0

Study of the decay J/ψ→ϕπ0η

Measurement of Branching Fractions for Λc+​→nKS0​π+ and Λc+​→nKS0​K+

First observation of Λc+​→ΛK+π0 and evidence of Λc+​→ΛK+π+π−

Evidence of the Singly Cabibbo Suppressed decay Λc+​→pπ0

Study of the doubly Cabibbo-suppressed decays Ds+​→K+K+π− and Ds+​→K+K+π−π0

Search for J/ψ weak decays containing D meson

Observation of the Anomalous Shape of X(1840) in J/ψ→γ3(π+π−) Indicating a Second Resonance Near ppˉ​ Threshold

Observation of ψ(3686)→ΛΛˉη′ decay

Measurements of the absolute branching fractions of Ω− decays and test of the ΔI=1/2 rule

Search for the semileptonic decays Ds+​→K1​(1270)0e+νe​ and Ds+​→b1​(1235)0e+νe​

A coupled-channel analysis of the X(3872) lineshape with BESIII data

Investigation of the ΔI=1/2 rule and test of CP violation through the measurement of decay asymmetry parameters in Ξ− decays

Measurement of the e+e−→KS0​KL0​π0 cross sections from s​= 2.000 to 3.080 GeV

Observation of D+→KS0​a0​(980)+ in the amplitude analysis of D+→KS0​π+η

Measurement of the cross section of e+e−→Ξ−Ξˉ+ at center-of-mass energies between 3.510 and 4.843 GeV

First Measurement of the Decay Asymmetry in the pure W-boson-exchange Decay Λc+​→Ξ0K+

Improved measurement of the branching fractions for J/ψ→γπ0, γη and γη′

Search for the lepton number violation decay ϕ→π+π+e−e− via J/ψ→ϕη

Measurement of the e+e−→ΛΣˉ0+c.c. cross sections at s​ from 2.3094 to 3.0800 GeV

Observation of $χ_{c J} \to 3 (K^{+} K^{-})$

Search for a massless particle beyond the Standard Model in the $Σ^{+} \to p + invisible$ decay

Measurements of Born Cross Sections for $e^{+} e^{-} \to Λ_{c}^{+} Λ ˉ_{c} (2595)^{-} + c.c.$ and $e^{+} e^{-} \to Λ_{c}^{+} Λ ˉ_{c} (2625)^{-} + c.c.$ at $s =$ 4918.0 and 4950.9 MeV

Amplitude Analysis of the Decays $D^{0} \to π^{+} π^{-} π^{+} π^{-}$ and $π^{+} π^{-} π^{0} π^{0}$

Improved measurement of the decays $η^{'} \to π^{+} π^{-} π^{+ (0)} π^{- (0)}$ and search for the rare decay $η^{'} \to 4 π^{0}$

Study of the decay $J / ψ \to ϕ π^{0} η$

Measurement of Branching Fractions for $Λ_{c}^{+} \to n K_{S}^{0} π^{+}$ and $Λ_{c}^{+} \to n K_{S}^{0} K^{+}$

First observation of $Λ_{c}^{+} \to Λ K^{+} π^{0}$ and evidence of $Λ_{c}^{+} \to Λ K^{+} π^{+} π^{-}$

Evidence of the Singly Cabibbo Suppressed decay $Λ_{c}^{+} \to p π^{0}$

Study of the doubly Cabibbo-suppressed decays $D_{s}^{+} \to K^{+} K^{+} π^{-}$ and $D_{s}^{+} \to K^{+} K^{+} π^{-} π^{0}$

Search for $J / ψ$ weak decays containing $D$ meson

Observation of the Anomalous Shape of $X (1840)$ in $J / ψ \to γ 3 (π^{+} π^{-})$ Indicating a Second Resonance Near $p p ˉ$ Threshold

Observation of $ψ (3686) \to Λ Λ ˉ η^{'}$ decay

Measurements of the absolute branching fractions of $Ω^{-}$ decays and test of the $Δ I = 1/2$ rule

Search for the semileptonic decays $D_{s}^{+} \to K_{1} (1270)^{0} e^{+} ν_{e}$ and $D_{s}^{+} \to b_{1} (1235)^{0} e^{+} ν_{e}$

A coupled-channel analysis of the $X (3872)$ lineshape with BESIII data

Investigation of the $Δ I = 1/2$ rule and test of CP violation through the measurement of decay asymmetry parameters in $Ξ^{-}$ decays

Measurement of the $e^{+} e^{-} \to K_{S}^{0} K_{L}^{0} π^{0}$ cross sections from $s =$ 2.000 to 3.080 GeV

Observation of $D^{+} \to K_{S}^{0} a_{0} (980)^{+}$ in the amplitude analysis of $D^{+} \to K_{S}^{0} π^{+} η$

Measurement of the cross section of $e^{+} e^{-} \to Ξ^{-} Ξ ˉ^{+}$ at center-of-mass energies between 3.510 and 4.843 GeV

First Measurement of the Decay Asymmetry in the pure W-boson-exchange Decay $Λ_{c}^{+} \to Ξ^{0} K^{+}$

Improved measurement of the branching fractions for $J / ψ \to γ π^{0}$ , $γ η$ and $γ η^{'}$

Search for the lepton number violation decay $ϕ \to π^{+} π^{+} e^{-} e^{-}$ via $J / ψ \to ϕ η$

Measurement of the $e^{+} e^{-} \to Λ Σ ˉ^{0} + c . c .$ cross sections at $s$ from 2.3094 to 3.0800 GeV