X. Pan

activity

20192026

most citedMeasurement of the cosmic-ray proton spectrum from 40 GeV to 100 TeV with the DAMPE satellite

280 citations · 2.4k across the 257 of their papers we have counts for

collaborators

Showing 2023Show all

88 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

Measurements of $Σ$ electromagnetic form factors in the time-like region using the untagged initial-state radiation technique

BESIII Collaboration, M. Ablikim, M. N. Achasov +636

The process $e^{+} e^{-} \to Σ^{+} Σ ˉ^{-}$ is studied from threshold up to 3.04 GeV/ $c^{2}$ via the initial-state radiation technique using data with an integrated luminosity of 12.0…

hep-ex2023

Observation of significant flavor-SU(3) breaking in the kaon wave function at $12 GeV^{2} < Q^{2} < 25 GeV^{2}$ and discovery of the charmless decay $ψ (3770) \to K_{S}^{0} K_{L}^{0}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +618

We present cross sections for the reaction $e^{+} e^{-} \to K_{S}^{0} K_{L}^{0}$ at center-of-mass energies ranging from 3.51 GeV to 4.95 GeV using data samples collected in the BESIII experiment…

hep-ex2023

Search for $D^{0} \to K_{S}^{0} K^{-} e^{+} ν_{e}$ , $D^{+} \to K_{S}^{0} K_{S}^{0} e^{+} ν_{e}$ , and $D^{+} \to K^{+} K^{-} e^{+} ν_{e}$

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

A search has been performed for the semileptonic decays $D^{0} \to K_{S}^{0} K^{-} e^{+} ν_{e}$ , $D^{+} \to K_{S}^{0} K_{S}^{0} e^{+} ν_{e}$ and $D^{+} \to K^{+} K^{-} e^{+} ν_{e}$ , using…

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★ 40 cited

Determination of spin-parity quantum numbers of X(2370) as $0^{-+}$ from $J / ψ \to γ K_{S}^{0} K_{S}^{0} η^{'}$

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

Based on $(10087 \pm 44) \times 1 0^{6}$ $J / ψ$ events collected with the BESIII detector, a partial wave analysis of the decay $J / ψ \to γ K_{S}^{0} K_{S}^{0} η^{'}$ is performed…

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

Measurement of the cross sections for $e^{+} e^{-} \to η π^{+} π^{-}$ at center-of-mass energies between 2.00 and 3.08 GeV

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

Using data samples collected at center-of-mass energies between 2.000 and 3.080 GeV with the BESIII detector operating at the BEPCII collider, a partial-wave analysis is performed…

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

Observation and branching fraction measurement of the decay $J / ψ \to p ˉ Σ^{+} K_{S}^{0} + c . c .$

M. Ablikim, M. N. Achasov, P. Adlarson +612

The first observation of the decays $J / ψ \to p ˉ Σ^{+} K_{S}^{0}$ and $J / ψ \to p Σ ˉ^{-} K_{S}^{0}$ is reported using $(10087 \pm 44) \times 1 0^{6}$ $J\!/\!…

hep-ex2023★ 3 cited

Measurement of the absolute branching fraction of the three-body decay $Λ_{c}^{+} \to Ξ^{0} K^{+} π^{0}$ and search for $Λ_{c}^{+} \to n K^{+} π^{0}$ , $Σ^{0} K^{+} π^{0}$ and $Λ K^{+} π^{0}$

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

The Cabbibo-favored decay $Λ_{c}^{+} \to Ξ^{0} K^{+} π^{0}$ is studied for the first time using 6.1 fb $^{- 1}$ of $e^{+} e^{-}$ collision data at center-of-mass energies between 4.600 and 4.…

hep-ex2023

Search for a muonphilic scalar $X_{0}$ or vector $X_{1}$ via $J / ψ \to μ^{+} μ^{-} + invisible$ decays at BESII

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

A light scalar $X_{0}$ or vector $X_{1}$ particles have been introduced as a possible explanation for the $(g - 2)_{μ}$ anomaly and dark matter phenomena. Using $(8.998\pm 0.039)\times…

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★ 2 cited

Observation of the $ψ (3686)$ decays into $Σ^{+} Σ ˉ^{-} ω$ and $Σ^{+} Σ ˉ^{-} ϕ$

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

Based on $(27.08 \pm 0.14) \times 1 0^{8}$ $ψ (3686)$ events collected with the BESIII detector operating at the BEPCII collider, the $ψ (3686) \to Σ^{+} Σ ˉ^{-} ω$ and $Σ^{+} Σ ˉ^{-} ϕ$ d…

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★ 7 cited

Updated measurements of the M1 transition $ψ (3686) \to γ η_{c} (2 S)$ with $η_{c} (2 S) \to K K ˉ π$

BESIII Collaboration, M. Ablikim, M. N. Achasov +620

Based on a data sample of $(27.08 \pm 0.14) \times 1 0^{8} ψ (3686)$ events collected with the BESIII detector at the BEPCII collider, the M1 transition $ψ (3686) \to γ η_{c} (2 S)$ with…

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…

Observation of χcJ​→3(K+K−)

Measurements of Σ electromagnetic form factors in the time-like region using the untagged initial-state radiation technique

Observation of significant flavor-SU(3) breaking in the kaon wave function at 12 GeV2<Q2<25 GeV2 and discovery of the charmless decay ψ(3770)→KS0​KL0​

Search for D0→KS0​K−e+νe​, D+→KS0​KS0​e+νe​, and D+→K+K−e+νe​

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

Determination of spin-parity quantum numbers of X(2370) as 0−+ from J/ψ→γKS0​KS0​η′

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

Measurement of the cross sections for e+e−→ηπ+π− at center-of-mass energies between 2.00 and 3.08 GeV

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

Observation and branching fraction measurement of the decay J/ψ→pˉ​Σ+KS0​+c.c.

Measurement of the absolute branching fraction of the three-body decay Λc+​→Ξ0K+π0 and search for Λc+​→nK+π0, Σ0K+π0 and ΛK+π0

Search for a muonphilic scalar X0​ or vector X1​ via J/ψ→μ+μ−+invisible decays at BESII

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

Observation of the ψ(3686) decays into Σ+Σˉ−ω and Σ+Σˉ−ϕ

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

Updated measurements of the M1 transition ψ(3686)→γηc​(2S) with ηc​(2S)→KKˉπ

Observation of ψ(3686)→ΛΛˉη′ decay

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

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

Measurements of $Σ$ electromagnetic form factors in the time-like region using the untagged initial-state radiation technique

Observation of significant flavor-SU(3) breaking in the kaon wave function at $12 GeV^{2} < Q^{2} < 25 GeV^{2}$ and discovery of the charmless decay $ψ (3770) \to K_{S}^{0} K_{L}^{0}$

Search for $D^{0} \to K_{S}^{0} K^{-} e^{+} ν_{e}$ , $D^{+} \to K_{S}^{0} K_{S}^{0} e^{+} ν_{e}$ , and $D^{+} \to K^{+} K^{-} e^{+} ν_{e}$

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

Determination of spin-parity quantum numbers of X(2370) as $0^{-+}$ from $J / ψ \to γ K_{S}^{0} K_{S}^{0} η^{'}$

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

Measurement of the cross sections for $e^{+} e^{-} \to η π^{+} π^{-}$ at center-of-mass energies between 2.00 and 3.08 GeV

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 $Λ_{c}^{+} \to p π^{0}$

Observation and branching fraction measurement of the decay $J / ψ \to p ˉ Σ^{+} K_{S}^{0} + c . c .$

Measurement of the absolute branching fraction of the three-body decay $Λ_{c}^{+} \to Ξ^{0} K^{+} π^{0}$ and search for $Λ_{c}^{+} \to n K^{+} π^{0}$ , $Σ^{0} K^{+} π^{0}$ and $Λ K^{+} π^{0}$

Search for a muonphilic scalar $X_{0}$ or vector $X_{1}$ via $J / ψ \to μ^{+} μ^{-} + invisible$ decays at BESII

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

Observation of the $ψ (3686)$ decays into $Σ^{+} Σ ˉ^{-} ω$ and $Σ^{+} Σ ˉ^{-} ϕ$

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

Updated measurements of the M1 transition $ψ (3686) \to γ η_{c} (2 S)$ with $η_{c} (2 S) \to K K ˉ π$

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