K. Hao

most citedStringent test of

C P

symmetry in

Σ^{+}

hyperon decays

6 citations · 31 across the 136 of their papers we have counts for

collaborators

141 papers

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-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

Observation of $η (2600)$ and Threshold Enhancements in the $Λ Λ ˉ$ System

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

Using $2712.4 \pm 14.3$ million $ψ (3686)$ events collected with the BESIII detector, the $Λ Λ ˉ$ system produced in $ψ (3686)$ radiative decays is studied. A model-independent part…

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

Observation of the $χ_{c J}$ decays into $p K^{-} Λ ˉ η + c.c.$

BESIII Collaboration, M. Ablikim, M. N. Achasov +780

By analyzing $(2712.4 \pm 14.3) \times 1 0^{6}$ $ψ (3686)$ events collected with the BESIII detector operating at the BEPCII collider, the decays $χ_{cJ} \to pK^{-}\barΛη+ \mathrm{c.…

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

High-precision measurement of the space-like $η^{'}$ transition form factor

BESIII Collaboration, M. Ablikim, M. N. Achasov +779

Using a data sample corresponding to an integrated luminosity of $20.3 fb^{- 1}$ , collected with the BESIII detector at a center-of-mass energy of $3.773 GeV$ at the…

hep-ex2026

Search for the charged lepton flavour violating decay $η^{'} \to e μ$

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

Based on $(8998 \pm 40) \times 1 0^{6}$ $J / ψ$ events collected in $e^{+} e^{-}$ collisions at $s = 3.097$ GeV with the BESIII detector, we present a search for the charged lepton flavou…

hep-ex2026

Precision Measurement of Decay Dynamics in $D^{0 (+)} \to π^{- (0)} ℓ^{+} ν_{ℓ}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +773

The branching fractions of $D^{0} \to π^{-} e^{+} ν_{e}$ , $D^{0} \to π^{-} μ^{+} ν_{μ}$ , $D^{+} \to π^{0} e^{+} ν_{e}$ , and $D^{+} \to π^{0} μ^{+} ν_{μ}$ are precisely measured, using 20.3 fb $^{- 1}$ of $e^{+} e^{-}$ collision dat…

hep-ex2026

Precision measurements of semleptonic decays $D^{0} \to π^{-} ℓ^{+} ν_{ℓ}$ and $D^{+} \to π^{0} ℓ^{+} ν_{ℓ}$ ( $ℓ = e, μ$ )

BESIII Collaboration, M. Ablikim, M. N. Achasov +773

The branching fractions of $D^{0} \to π^{-} e^{+} ν_{e}$ , $D^{0} \to π^{-} μ^{+} ν_{μ}$ , $D^{+} \to π^{0} e^{+} ν_{e}$ , and $D^{+} \to π^{0} μ^{+} ν_{μ}$ are measured to be $(2.950\pm0.017_{\rm stat.}\pm 0.017_{\rm syst.})\t…

hep-ex2026

First Measurement of the Relative Phase between Proton Psionic Form Factors

BESIII Collaboration, M. Ablikim, M. N. Achasov +754

The relative phase between the time-like form factors of the proton is a crucial observable for a complete understanding of its internal structure, yet it has remained unmeasured d…

hep-ex2026

Proof of principle for nucleon polarization measurement at BESIII

BESIII Collaboration, M. Ablikim, M. N. Achasov +754

A novel technique for measuring the spin polarization of final-state nucleons in a general-purpose spectrometer is validated. Using $10.09 \times 1 0^{9}$ $J / ψ$ events at BESIII, the…

hep-ex2026

Search for an isoscalar partner of the $Z_{c} (3900)$ in $e^{+} e^{-} \to π^{+} π^{-} η J / ψ$

BESIII Collaboration, M. Ablikim, M. N. Achasov +684

Using a data sample corresponding to an integrated luminosity of 20.3 fb $^{- 1}$ collected at center-of-mass energies from 4.18 to 4.95 GeV with the BESIII detector, we observe the…

hep-ex2026

Observation and branching fraction measurements of $J / ψ \to p p ˉ K_{S}^{0} K_{S}^{0}$ and $ψ (3686) \to p p ˉ K_{S}^{0} K_{S}^{0}$

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

Using $(10.087 \pm 0.044) \times 1 0^{9}$ $J / ψ$ events and $(2.712 \pm 0.014) \times 1 0^{9}$ $ψ (3686)$ events collected by the BESIII detector operating at the BEPCII collider, we report the fi…

hep-ex2026

Study of the $e^{+} e^{-} \to π^{+} π^{-} D_{s}^{+} D_{s}^{-}$ process from $s$ = 4.42 to 4.95 GeV at BESIII

BESIII Collaboration, M. Ablikim, M. N. Achasov +782

Based on $8.5 fb^{- 1}$ of $e^{+} e^{-}$ collision data collected at center-of-mass energies between 4.42 and 4.95 GeV with the BESIII detector at the BEPCII storage ring, we inves…

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

Search for the charged lepton flavor violating decay $η \to e^{\pm} μ^{\mp}$

M. Ablikim, M. N. Achasov, P. Adlarson +708

Based on $(10.087 \pm 0.044) \times 1 0^{9} J / ψ$ events collected at the center-of-mass energy $s = 3.097$ ~GeV with the BESIII detector, we search for the charged lepton flav…

hep-ex2026

Observation of an Altered $a_{0} (980)$ Line shape in $D^{+} \to π^{+} η η$

BESIII Collaboration, M. Ablikim, M. N. Achasov +693

Using $20.3 fb^{- 1}$ of $e^{+} e^{-}$ collision data collected with the BESIII detector at $s = 3.773 GeV$ , we perform the first amplitude analysis of the decay $D^+\to…

hep-ex2026

Evidence of $ψ (3770) \to π^{0} J / ψ$

BESIII Collaboration, M. Ablikim, M. N. Achasov +766

We report the first evidence for the hadronic transition $ψ (3770) \to π^{0} J / ψ$ using a data sample of $20.3 fb^{- 1}$ collected at $s = 3.773$ ~GeV with the BESIII de…

hep-ex2026

Strong and electromagnetic amplitudes, direct $C P$ and isospin asymmetries in the decays $J / ψ \to K_{S}^{0} K^{+} π^{-} + c . c .$

BESIII Collaboration, M. Ablikim, M. N. Achasov +766

Using $e^{+} e^{-}$ annihilation data collected at 26 center-of-mass energy points between 3000.00 and $3119.88 MeV$ with the BESIII detector, corresponding to a total integrated…

hep-ex2026

Unexpected large relative strong phase and search for isospin breaking and $C P$ asymmetries in $J/ψ\to K^*(892)\bar K

BESIII Collaboration, M. Ablikim, M. N. Achasov +766

Using a direct scan of 26 energy points near the $J / ψ$ resonance, we perform the first measurement of the relative phase $ϕ_{γ, 3 g}$ between the strong and electromagnetic amplitud…

hep-ex2026

Updated measurement of the branching fraction of $D_{s}^{+} \to τ^{+} ν_{τ}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +703

Using a dataset of 7.33 fb $^{- 1}$ of $e^{+} e^{-}$ annihilation data collected with the BESIII detector at center-of-mass energies from 4.128 to 4.226 GeV, we report an updated measure…

hep-ex2026

Measurement of the branching fraction of $D_{s}^{*+} \to e^{+} e^{-} D_{s}^{+}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +684

The branching fraction of the electromagnetic Dalitz decay $D_{s}^{*+} \to e^{+} e^{-} D_{s}^{+}$ is measured with an $e^{+} e^{-}$ collision data sample collected by the BESIII experi…

First Observation of the Radiative Decay D0→γω

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

Observation of η(2600) and Threshold Enhancements in the ΛΛˉ System

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

Observation of the χcJ​ decays into pK−Λˉη+c.c.

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

High-precision measurement of the space-like η′ transition form factor

Search for the charged lepton flavour violating decay η′→eμ

Precision Measurement of Decay Dynamics in D0(+)→π−(0)ℓ+νℓ​

Precision measurements of semleptonic decays D0→π−ℓ+νℓ​ and D+→π0ℓ+νℓ​ (ℓ=e,μ)

First Measurement of the Relative Phase between Proton Psionic Form Factors

Proof of principle for nucleon polarization measurement at BESIII

Search for an isoscalar partner of the Zc​(3900) in e+e−→π+π−ηJ/ψ

Observation and branching fraction measurements of J/ψ→ppˉ​KS0​KS0​ and ψ(3686)→ppˉ​KS0​KS0​

Study of the e+e−→π+π−Ds+​Ds−​ process from s​ = 4.42 to 4.95 GeV at BESIII

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

Search for the charged lepton flavor violating decay η→e±μ∓

Observation of an Altered a0​(980) Line shape in D+→π+ηη

Evidence of ψ(3770)→π0J/ψ

Strong and electromagnetic amplitudes, direct CP and isospin asymmetries in the decays J/ψ→KS0​K+π−+c.c.

Unexpected large relative strong phase and search for isospin breaking and CP asymmetries in $J/ψ\to K^*(892)\bar K

Updated measurement of the branching fraction of Ds+​→τ+ντ​

Measurement of the branching fraction of Ds∗+​→e+e−Ds+​

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

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

Observation of $η (2600)$ and Threshold Enhancements in the $Λ Λ ˉ$ System

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

Observation of the $χ_{c J}$ decays into $p K^{-} Λ ˉ η + c.c.$

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

High-precision measurement of the space-like $η^{'}$ transition form factor

Search for the charged lepton flavour violating decay $η^{'} \to e μ$

Precision Measurement of Decay Dynamics in $D^{0 (+)} \to π^{- (0)} ℓ^{+} ν_{ℓ}$

Precision measurements of semleptonic decays $D^{0} \to π^{-} ℓ^{+} ν_{ℓ}$ and $D^{+} \to π^{0} ℓ^{+} ν_{ℓ}$ ( $ℓ = e, μ$ )

Search for an isoscalar partner of the $Z_{c} (3900)$ in $e^{+} e^{-} \to π^{+} π^{-} η J / ψ$

Observation and branching fraction measurements of $J / ψ \to p p ˉ K_{S}^{0} K_{S}^{0}$ and $ψ (3686) \to p p ˉ K_{S}^{0} K_{S}^{0}$

Study of the $e^{+} e^{-} \to π^{+} π^{-} D_{s}^{+} D_{s}^{-}$ process from $s$ = 4.42 to 4.95 GeV at BESIII

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

Search for the charged lepton flavor violating decay $η \to e^{\pm} μ^{\mp}$

Observation of an Altered $a_{0} (980)$ Line shape in $D^{+} \to π^{+} η η$

Evidence of $ψ (3770) \to π^{0} J / ψ$

Strong and electromagnetic amplitudes, direct $C P$ and isospin asymmetries in the decays $J / ψ \to K_{S}^{0} K^{+} π^{-} + c . c .$

Unexpected large relative strong phase and search for isospin breaking and $C P$ asymmetries in $J/ψ\to K^*(892)\bar K

Updated measurement of the branching fraction of $D_{s}^{+} \to τ^{+} ν_{τ}$

Measurement of the branching fraction of $D_{s}^{*+} \to e^{+} e^{-} D_{s}^{+}$