H. Liang

activity

20242026

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25 papers · 1 filter

hep-ex2026

Observation of $D^{+} \to K^{* 0} ρ^{+}$ and $D^{+} \to K^{*+} ρ^{0}$ in Doubly Cabibbo-Suppressed Decay $D^{+} \to K^{+} π^{+} π^{-} π^{0}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +758

By analyzing an $e^{+} e^{-}$ collision data sample with an integrated luminosity of 20.3 fb $^{- 1}$ collected with the BESIII detector at the center-of-mass energy of 3.773 GeV, we perf…

hep-ex2026

Evidence for the semileptonic decay $Λ_{c}^{+} \to p π^{-} e^{+} ν_{e}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +750

Based on $4.5 fb^{- 1}$ of $e^{+} e^{-}$ collision data collected with the BESIII detector at the BEPCII collider at center-of-mass energies between $4.600 GeV$ and…

hep-ex2026

Search for the doubly Cabibbo-suppressed decays $D^{0} \to K^{+} π^{-} η^{'}$ and $D^{+} \to K^{+} π^{0} η^{'}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +774

We present the first search for the doubly Cabibbo-suppressed decays $D^{0} \to K^{+} π^{-} η^{'}$ and $D^{+} \to K^{+} π^{0} η^{'}$ using an $e^{+} e^{-}$ collision data sample corresponding to an…

hep-ex2026

Study of $K_{S}^{0}$ - $K_{L}^{0}$ asymmetry in the decays $D^{0} \to K_{S}^{0} ω$ and $D^{0} \to K_{L}^{0} ω$

BESIII Collaboration, M. Ablikim, M. N. Achasov +760

Based on $e^{+} e^{-}$ annihilation data corresponding to an integrated luminosity of 7.93~ $f b^{- 1}$ collected at a center-of-mass energy of 3.773 GeV with the BESIII detector at the B…

hep-ex2026

Measurement of Branching Fraction and Transition Magnetic Moment of the Hyperon Dalitz Decay $Σ^{0} \to Λ e^{+} e^{-}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +685

Based on a data sample of 10 billion $J / ψ$ events collected with the BESIII detector operating at the BEPCII collider, the Dalitz decay $Σ^{0} \to Λ e^{+} e^{-}$ is studied experim…

hep-ex2026

Measurement of Born cross sections for $e^{+} e^{-} \to p p ˉ$ at $s = 3.510 - 4.946$ GeV

BESIII Collaboration, M. Ablikim, M. N. Achasov +758

We report a measurement of the Born cross section and the effective form factor for the $e^{+} e^{-} \to p p ˉ$ reaction at 47 center-of-mass energies between 3.510 and 4.946 GeV. The…

hep-ex2026

Observation of $ψ (3770) \to p p ˉ$ and Measurement of Electromagnetic Form Factors of Proton at $s = 3.510 - 4.946$ GeV

BESIII Collaboration, M. Ablikim, M. N. Achasov +758

We search for possible charmonium(-like) states decaying into the $p p ˉ$ final state by studying the Born cross sections of the $e^{+} e^{-} \to p p ˉ$ reaction, and we determine…

hep-ex2026

Observation of the $X (2370)$ in $J / ψ \to γ K_{S}^{0} K_{S}^{0} π^{0}$ and $J / ψ \to γ π^{0} π^{0} η$

BESIII Collaboration, M. Ablikim, M. N. Achasov +769

Based on $(10087 \pm 44) \times 1 0^{6}$ $J / ψ$ events collected with the BESIII detector, the $J / ψ \to γ K_{S}^{0} K_{S}^{0} π^{0}$ and $J / ψ \to γ π^{0} π^{0} η$ processes are stu…

hep-ex2026

Amplitude Analysis of the Isospin-Violating Decay $J / ψ \to γ η π^{0}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +759

Using $(10087 \pm 44) \times 1 0^{6}$ $J / ψ$ events collected with the BESIII detector, we perform the first amplitude analysis of the process $J / ψ \to γ η π^{0}$ . The decay is dominated b…

hep-ex2026

Amplitude analysis and branching fraction measurement of the decay $D^{0} \to K^{+} K^{-} π^{0} π^{0}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +770

An amplitude analysis of the singly Cabibbo-suppressed decay $D^{0} \to K^{+} K^{-} π^{0} π^{0}$ is performed, for the first time, to determine the relative magnitudes and phases of differen…

hep-ex2026

Search for the radiative decays $D^{0} \to γ K ˉ_{1} (1270)^{0}$ and $D^{+} \to γ K_{1} (1270)^{+}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +680

A search for the radiative decays $D^{0} \to γ K ˉ_{1} (1270)^{0}$ and $D^{+} \to γ K_{1} (1270)^{+}$ is conducted using $20.3 fb^{- 1}$ of $e^{+} e^{-}$ annihilation data collected at the cen…

hep-ex2026

Measurements of branching fractions of $Λ_{c}^{+} \to Σ^{0} K_{S}^{0} π^{+}$ and $Λ_{c}^{+} \to Σ^{0} K_{S}^{0} K^{+}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +750

Based on a data sample corresponding to an integrated luminosity of 6.4~fb $^{- 1}$ of $e^{+} e^{-}$ annihilation and collected with the BESIII detector at 13 center-of-mass energy points…

hep-ex2026

Observation of $D_{s}^{+} \to a_{0} (980)^{+} f_{0} (500)$ in the Amplitude Analysis of $D_{s}^{+} \to π^{+} π^{0} π^{0} η$

BESIII Collaboration, M. Ablikim, M. N. Achasov +716

We report the first observation of the decay $D_{s}^{+} \to π^{+} π^{0} π^{0} η$ in a data set corresponding to an integrated luminosity of 7.33 fb $^{- 1}$ , collected in $e^{+} e^{-}$ collisions by t…

hep-ex2026

Search for a massless particle beyond the Standard Model in the $Ξ^{0} \to Λ + invisible$ decay

BESIII Collaboration, M. Ablikim, M. N. Achasov +765

A search for a massless beyond-standard-model particle is performed in the decay $Ξ^{0} \to Λ + invisible$ using $(1.0087 \pm 0.0044) \times 1 0^{10}$ $J / ψ$ events collected with…

hep-ex2026

An improved measurement of $η^{'} \to e^{+} e^{-} ω$

BESIII Collaboration, M. Ablikim, M. N. Achasov +772

Using a sample of $(10087 \pm 44) \times 1 0^{6}$ $J / ψ$ events collected with the BESIII detector, an improved measurement of the decay $η^{'} \to e^{+} e^{-} ω$ , with $ω\…

hep-ex2026

Multi-channel joint analysis of the exotic charmonium-like state $T_{c c ˉ} (4020)$

BESIII Collaboration, M. Ablikim, M. N. Achasov +692

This paper reports the first multi-channel joint analysis to identify the properties of the exotic charmonium-like state $T_{c c ˉ} (4020)$ via the electron-positron annihilation…

hep-ex2026

Precise measurement of the form factors in $D^{0} \to K^{} (892)^{-} ℓ^{+} ν_{ℓ}$ and observation of $D^{0} \to K_{2}^{} (1430)^{-} ℓ^{+} ν_{ℓ}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +680

We report a study of the semileptonic decays $D^{0} \to K ˉ^{0} π^{-} ℓ^{+} ν_{ℓ}$ (where $ℓ = e, μ$ ) based on a sample of $20.3 fb^{- 1}$ of $e^{+} e^{-}$ annihilation…

hep-ex2026

Cross Section Measurements of $n ˉ p \to K^{+} K^{-} π^{+} (π^{0})$ via Antineutrons Produced by $J / ψ \to p π^{-} n ˉ$ Decays

BESIII Collaboration, M. Ablikim, M. N. Achasov +759

Based on a novel method for producing antineutrons via $J / ψ$ decays, we report a study of $n ˉ p$ inelastic scattering into final states containing kaons. The analysis uses $(10…

hep-ex2026

Amplitude Analysis of Singly Cabibbo-Suppressed Decay $Λ_{c}^{+} \to p K^{+} K^{-}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +683

Using a sample of $e^{+} e^{-}$ annihilation data corresponding to an integrated luminosity of 4.4 $fb^{- 1}$ collected with the BESIII detector at the BEPCII collider and produ…

hep-ex2026

First Amplitude Analysis of $D^{0} \to K^{-} π^{0} e^{+} ν_{e}$ and Observation of $D^{0} \to K_{2}^{*} (1430)^{-} e^{+} ν_{e}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +687

We present the first amplitude analysis of the semileptonic decay $D^{0} \to K^{-} π^{0} e^{+} ν_{e}$ by analyzing $e^{+} e^{-}$ annihilation data corresponding to an integrated luminosity of 20…

hep-ex2026

Precision Studies and Searches for CP Asymmetries in the Inclusive Decay $Λ_{c}^{+} \to Λ X$

BESIII Collaboration, M. Ablikim, M. N. Achasov +716

Based on $e^{+} e^{-}$ annihilation data collected with the BESIII detector at center-of-mass energies from $4.600$ to $4.699 GeV$ , corresponding to an integrated luminosit…

hep-ex2026

Measurement of Born Cross Sections for $e^{+} e^{-} \to Σ^{-} Σ ˉ^{+}$ at $s = 3.51 - 4.95$ GeV and Observation of $ψ (3770) \to Σ^{-} Σ ˉ^{+}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +704

Using $e^{+} e^{-}$ collision data corresponding to an integrated luminosity of 44 fb $^{- 1}$ collected with the BESIII detector at the BEPCII collider, we report the first measurement o…

hep-ex2026

Measurements of the absolute branching fractions of the $Λ_{c}^{+}$ hadronic decays

BESIII Collaboration, M. Ablikim, M. N. Achasov +722

Based on 4.5 fb $^{- 1}$ of $e^{+} e^{-}$ collision data collected at center-of-mass energies between 4599.53 MeV and 4698.82 MeV with the BESIII detector, the absolute branching fraction…

hep-ex2025

Measurement of Born Cross Sections and Effective Form Factors of $e^{+} e^{-} \to Ω^{-} Ω ˉ^{+}$ from $s$ = 3.7 to 4.7 GeV

BESIII Collaboration, M. Ablikim, M. N. Achasov +635

Using $e^{+} e^{-}$ collision data corresponding to an integrated luminosity of 22.7 fb $^{- 1}$ , collected at center-of-mass energies between 3.7 and 4.7 GeV with the BESIII detector at…

Observation of D+→K∗0ρ+ and D+→K∗+ρ0 in Doubly Cabibbo-Suppressed Decay D+→K+π+π−π0

Evidence for the semileptonic decay Λc+​→pπ−e+νe​

Search for the doubly Cabibbo-suppressed decays D0→K+π−η′ and D+→K+π0η′

Study of KS0​-KL0​ asymmetry in the decays D0→KS0​ω and D0→KL0​ω

Measurement of Branching Fraction and Transition Magnetic Moment of the Hyperon Dalitz Decay Σ0→Λe+e−

Measurement of Born cross sections for e+e−→ppˉ​ at s​=3.510−4.946 GeV

Observation of ψ(3770)→ppˉ​ and Measurement of Electromagnetic Form Factors of Proton at s​=3.510−4.946 GeV

Observation of the X(2370) in J/ψ→γKS0​KS0​π0 and J/ψ→γπ0π0η

Amplitude Analysis of the Isospin-Violating Decay J/ψ→γηπ0

Amplitude analysis and branching fraction measurement of the decay D0→K+K−π0π0

Search for the radiative decays D0→γKˉ1​(1270)0 and D+→γK1​(1270)+

Measurements of branching fractions of Λc+​→Σ0KS0​π+ and Λc+​→Σ0KS0​K+

Observation of Ds+​→a0​(980)+f0​(500) in the Amplitude Analysis of Ds+​→π+π0π0η

Search for a massless particle beyond the Standard Model in the Ξ0→Λ+invisible decay

An improved measurement of η′→e+e−ω

Multi-channel joint analysis of the exotic charmonium-like state Tccˉ​(4020)

Precise measurement of the form factors in D0→K∗(892)−ℓ+νℓ​ and observation of D0→K2∗​(1430)−ℓ+νℓ​

Cross Section Measurements of nˉp→K+K−π+(π0) via Antineutrons Produced by J/ψ→pπ−nˉ Decays

Amplitude Analysis of Singly Cabibbo-Suppressed Decay Λc+​→pK+K−

First Amplitude Analysis of D0→K−π0e+νe​ and Observation of D0→K2∗​(1430)−e+νe​

Precision Studies and Searches for CP Asymmetries in the Inclusive Decay Λc+​→ΛX

Measurement of Born Cross Sections for e+e−→Σ−Σˉ+ at s​=3.51−4.95 GeV and Observation of ψ(3770)→Σ−Σˉ+

Measurements of the absolute branching fractions of the Λc+​ hadronic decays

Measurement of Born Cross Sections and Effective Form Factors of e+e−→Ω−Ωˉ+ froms​ = 3.7 to 4.7 GeV

Observation of $D^{+} \to K^{* 0} ρ^{+}$ and $D^{+} \to K^{*+} ρ^{0}$ in Doubly Cabibbo-Suppressed Decay $D^{+} \to K^{+} π^{+} π^{-} π^{0}$

Evidence for the semileptonic decay $Λ_{c}^{+} \to p π^{-} e^{+} ν_{e}$

Search for the doubly Cabibbo-suppressed decays $D^{0} \to K^{+} π^{-} η^{'}$ and $D^{+} \to K^{+} π^{0} η^{'}$

Study of $K_{S}^{0}$ - $K_{L}^{0}$ asymmetry in the decays $D^{0} \to K_{S}^{0} ω$ and $D^{0} \to K_{L}^{0} ω$

Measurement of Branching Fraction and Transition Magnetic Moment of the Hyperon Dalitz Decay $Σ^{0} \to Λ e^{+} e^{-}$

Measurement of Born cross sections for $e^{+} e^{-} \to p p ˉ$ at $s = 3.510 - 4.946$ GeV

Observation of $ψ (3770) \to p p ˉ$ and Measurement of Electromagnetic Form Factors of Proton at $s = 3.510 - 4.946$ GeV

Observation of the $X (2370)$ in $J / ψ \to γ K_{S}^{0} K_{S}^{0} π^{0}$ and $J / ψ \to γ π^{0} π^{0} η$

Amplitude Analysis of the Isospin-Violating Decay $J / ψ \to γ η π^{0}$

Amplitude analysis and branching fraction measurement of the decay $D^{0} \to K^{+} K^{-} π^{0} π^{0}$

Search for the radiative decays $D^{0} \to γ K ˉ_{1} (1270)^{0}$ and $D^{+} \to γ K_{1} (1270)^{+}$

Measurements of branching fractions of $Λ_{c}^{+} \to Σ^{0} K_{S}^{0} π^{+}$ and $Λ_{c}^{+} \to Σ^{0} K_{S}^{0} K^{+}$

Observation of $D_{s}^{+} \to a_{0} (980)^{+} f_{0} (500)$ in the Amplitude Analysis of $D_{s}^{+} \to π^{+} π^{0} π^{0} η$

Search for a massless particle beyond the Standard Model in the $Ξ^{0} \to Λ + invisible$ decay

An improved measurement of $η^{'} \to e^{+} e^{-} ω$

Multi-channel joint analysis of the exotic charmonium-like state $T_{c c ˉ} (4020)$

Precise measurement of the form factors in $D^{0} \to K^{} (892)^{-} ℓ^{+} ν_{ℓ}$ and observation of $D^{0} \to K_{2}^{} (1430)^{-} ℓ^{+} ν_{ℓ}$

Cross Section Measurements of $n ˉ p \to K^{+} K^{-} π^{+} (π^{0})$ via Antineutrons Produced by $J / ψ \to p π^{-} n ˉ$ Decays

Amplitude Analysis of Singly Cabibbo-Suppressed Decay $Λ_{c}^{+} \to p K^{+} K^{-}$

First Amplitude Analysis of $D^{0} \to K^{-} π^{0} e^{+} ν_{e}$ and Observation of $D^{0} \to K_{2}^{*} (1430)^{-} e^{+} ν_{e}$

Precision Studies and Searches for CP Asymmetries in the Inclusive Decay $Λ_{c}^{+} \to Λ X$

Measurement of Born Cross Sections for $e^{+} e^{-} \to Σ^{-} Σ ˉ^{+}$ at $s = 3.51 - 4.95$ GeV and Observation of $ψ (3770) \to Σ^{-} Σ ˉ^{+}$

Measurements of the absolute branching fractions of the $Λ_{c}^{+}$ hadronic decays

Measurement of Born Cross Sections and Effective Form Factors of $e^{+} e^{-} \to Ω^{-} Ω ˉ^{+}$ from $s$ = 3.7 to 4.7 GeV