Yifan Yang

activity

20222025

most citedPrecise Measurements of Decay Parameters and

C P

Asymmetry with Entangled

Λ - Λ ˉ

Pairs

83 citations · 1.8k across the 173 of their papers we have counts for

collaborators

Showing 2022Show all

26 papers · 1 filter

hep-ex2022

Determination of U-spin breaking parameters with an amplitude analysis of the decay $D^{0} \to K_{L}^{0} π^{+} π^{-}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +605

We present a study of the resonant structure of the decay $D^{0} \to K_{L}^{0} π^{+} π^{-}$ , using quantum-correlated $D^{0} D ˉ^{0}$ data produced at $s = 3.773$ GeV. The data sampl…

hep-ex2022

Search for the weak radiative decay $Λ_{c}^{+} \to Σ^{+} γ$ at BESIII

BESIII Collaboration, M. Ablikim, M. N. Achasov +567

The Cabibbo-allowed weak radiative decay $Λ_{c}^{+} \to Σ^{+} γ$ has been searched for in a sample of $Λ_{c}^{+} Λ ˉ_{c}^{-}$ pairs produced in $e^{+} e^{-}$ annihilations, corresponding to an i…

hep-ex2022

First Direct Measurement of the Absolute Branching Fraction of $Σ^{+} \to Λ e^{+} ν_{e}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +591

The first direct measurement of the absolute branching fraction of $Σ^{+} \to Λ e^{+} ν_{e}$ is reported based on an $e^{+} e^{-}$ annihilation sample of $(10087 \pm 44) \times 1 0^{6}$ $J / ψ$ eve…

hep-ex2022★ 4 cited

Measurement of the absolute branching fraction of the inclusive decay $D_{s}^{+} \to π^{+} π^{+} π^{-} X$

BESIII Collaboration, M. Ablikim, M. N. Achasov +579

Using an $e^{+} e^{-}$ collision data sample with a total integrated luminosity of $3.19$ fb $^{- 1}$ collected with the BESIII detector at a center-of-mass energy of 4.178 GeV, the bran…

hep-ex2022★ 6 cited

Measurement of the $C P$ -even fraction of $D^{0} \to K^{+} K^{-} π^{+} π^{-}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +571

A determination of the $C P$ -even fraction $F_{+}$ in the decay $D^{0} \to K^{+} K^{-} π^{+} π^{-}$ is presented. Using $2.93$ fb $^{- 1}$ of $e^{+} e^{-} \to ψ (3770) \to D D ˉ$ data collected by the B…

hep-ex2022★ 2 cited

Observation of $e^{+} e^{-} \to pp p ˉ n ˉ π^{-} + c . c .$

M. Ablikim, M. N. Achasov, P. Adlarson +559

Using data taken at 29 center-of-mass energies between 4.16 and 4.70 GeV with the BESIII detector at the Beijing Electron Positron Collider corresponding to a total integrated lumi…

hep-ex2022★ 42 cited

Search for an axion-like particle in radiative $J / ψ$ decays

BESIII Collaboration, M. Ablikim, M. N. Achasov +588

We search for an axion-like particle (ALP) $a$ through the process $ψ (3686) \to π^{+} π^{-} J / ψ$ , $J / ψ \to γ a$ , $a \to γ γ$ in a data sample of $(2.71 \pm 0.01) \times 1 0^{9}$ …

hep-ex2022★ 6 cited

Search for hidden-charm tetraquark with strangeness in $e^{+} e^{-} \to K^{+} D_{s}^{-} D^{ 0} + c . c .$

BESIII Collaboration, M. Ablikim, M. N. Achasov +571

We report a search for a heavier partner of the recently observed $Z_{cs} (3985)^{-}$ state, denoted as $Z_{cs}^{' -}$ , in the process $e^{+} e^{-}\rightarrow K^{+}D_{s}^{*-}D^…

hep-ex2022★ 6 cited

Evidence for $η_{c}$ (2S)$\to\pipieta$ decay

BESIII Collaboration, M. Ablikim, M. N. Achasov +567

The decay $η_c(2S)\to\pipieta$ is searched for through the radiative transition $ψ (3686) \to γ η_{c} (2 S)$ using 448 million $ψ$ (3686) events accumulated at the BESIII detector. The fir…

hep-ex2022★ 12 cited

Measurements of Differential Cross Sections of Inclusive $π^{0}$ and $K_{S}^{0}$ Production in $e^{+} e^{-}$ Annihilation at Energies from 2.2324 to 3.6710 GeV

BESIII Collaboration, M. Ablikim, M. N. Achasov +572

Based on electron positron collision data collected with the BESIII detector operating at the BEPCII storage rings, the differential cross sections of inclusive $π^{0}$ and $K_{S}^{0}$ p…

hep-ex2022★ 2 cited

Measurement of $e^{+} e^{-} \to ϕ η^{'}$ cross sections at center-of-mass energies between 3.508 and 4.600 GeV

BESIII Collaboration, M. Ablikim, M. N. Achasov +592

We present a measurement of the dressed cross sections for $e^{+} e^{-} \to ϕ η^{'}$ at different center-of-mass energies between 3.508 and 4.600 GeV based on 15.1 fb$^{-1}…

hep-ex2022★ 5 cited

Search for baryon and lepton number violation decay $D^{\pm} \to n (n ˉ) e^{\pm}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +568

Using a data set of electron-positron collisions corresponding to an integrated luminosity of $2.93 f b^{- 1}$ taken with the BESIII detector at a center-of-mass energy of 3.77…

hep-ex2022★ 15 cited

Measurement of $e^{+} e^{-} \to π^{+} π^{-} D^{+} D^{-}$ cross sections at center-of-mass energies from 4.190 to 4.946 GeV

M. Ablikim, M. N. Achasov, P. Adlarson +561

Using data samples collected with the BESIII detector operating at the BEPCII storage ring, we measure the cross sections of the $e^{+} e^{-} \to π^{+} π^{-} D^{+} D^{-}$ process…

hep-ex2022★ 11 cited

Measurement of $ψ (3686) \to Λ Λ ˉ η$ and $ψ (3686) \to Λ Λ ˉ π^{0}$ decays

BESIII Collaboration, M. Ablikim, M. N. Achasov +565

Based on a sample of $448.1 \times 1 0^{6} ψ (3686)$ events collected with the BESIII detector, a study of $ψ (3686) \to Λ Λ ˉ π^{0}$ and $ψ (3686) \to Λ Λ ˉ η$ is performed. Evidence of the is…

hep-ex2022★ 11 cited

Measurement of Branching Fractions of Singly Cabibbo-suppressed Decays $Λ_{c}^{+} \to Σ^{0} K^{+}$ and $Σ^{+} K_{S}^{0}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +566

Based on a sample of 4.4 $fb^{- 1}$ of $e^{+} e^{-}$ annihilation data collected in the energy region between 4.6 GeV and 4.7 GeV with the BESIII detector at BEPCII, two sin…

hep-ex2022★ 11 cited

Search for the lepton flavor violating decay $J / ψ \to e μ$

BESIII Collaboration, M. Ablikim, M. N. Achasov +563

We present a search for the lepton flavor violating decay $J / ψ \to e^{\pm} μ^{\mp}$ using $8.998 \times 1 0^{9} J / ψ$ events collected with the BESIII detector at the BEPCII $e^{+} e^{-}$ st…

hep-ex2022★ 5 cited

Observation of $χ_{c J} \to Λ Λ ˉ η$

BESIII Collaboration, M. Ablikim, M. N. Achasov +566

By analyzing $(448.1 \pm 2.9) \times 1 0^{6}$ $ψ (3686)$ events collected with the BESIII detector operating at the BEPCII collider, the decays of $χ_{c J} \to Λ Λ ˉ η$ ( $J = 0$ , 1 and 2) ar…

hep-ex2022★ 34 cited

Observation of $Ξ^{-}$ Hyperon Transverse Polarization in $ψ (3686) \to Ξ^{-} Ξ ˉ^{+}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +569

Using a sample of $(448.1 \pm 2.9)$ $\times 1 0^{6}$ $ψ (3686)$ decays collected with the BESIII detector at BEPCII, we report an observation of $Ξ^{-}$ transverse polarization with…

hep-ex2022★ 22 cited

Study of the resonance structures in $e^{+} e^{-} \to π^{+} π^{-} J / ψ$ process

BESIII Collaboration, M. Ablikim, M. N. Achasov +560

Using about 23 $f b^{- 1}$ of data collected with the BESIII detector operating at the BEPCII storage ring, a precise measurement of the $e^{+}e^{-} \rightarrow π^{+}π^{-}J/…

hep-ex2022★ 32 cited

Observation of $a_{0} (1710)^{+} \to K_{S}^{0} K^{+}$ in study of the $D_{s}^{+} \to K_{S}^{0} K^{+} π^{0}$ decay

BESIII Collaboration, M. Ablikim, M. N. Achasov +551

Using $e^{+} e^{-}$ annihilation data corresponding to an integrated luminosity of 6.32 fb $^{- 1}$ collected at center-of-mass energies between 4.178 GeV and 4.226 GeV with the BESIII de…

hep-ex2022★ 26 cited

Evidence for a neutral near-threshold structure in the $K_{S}^{0}$ recoil-mass spectra in $e^{+} e^{-} \to K_{S}^{0} D_{s}^{+} D^{-}$ and $e^{+} e^{-} \to K_{S}^{0} D_{s}^{+} D^{-}$

M. Ablikim, M. N. Achasov, P. Adlarson +558

We study the processes $e^{+} e^{-} \to K_{S}^{0} D_{s}^{+} D^{*-}$ and $e^{+} e^{-} \to K_{S}^{0} D_{s}^{*+} D^{-}$ , as well as their charge conjugated processes, at five center…

hep-ex2022★ 83 cited

Precise Measurements of Decay Parameters and $C P$ Asymmetry with Entangled $Λ - Λ ˉ$ Pairs

BESIII Collaboration, M. Ablikim, M. N. Achasov +563

Based on 10 billion $J / ψ$ events collected at the BESIII experiment, a search for $C P$ violation in $Λ$ decay is performed in the difference between $C P$ -odd decay parameters $α_{-…

hep-ex2022★ 60 cited

Observation of the $Y (4230)$ and a new structure in $e^{+} e^{-} \to K^{+} K^{-} J / ψ$

BESIII Collaboration, M. Ablikim, M. N. Achasov +560

The cross sections of $e^{+} e^{-} \to K^{+} K^{-} J / ψ$ at center-of-mass energies from 4.127 to 4.600~GeV are measured based on 15.6 fb $^{- 1}$ data collected with the BESIII detector…

hep-ex2022★ 26 cited

Observation of resonance structures in $e^{+} e^{-} \to π^{+} π^{-} ψ_{2} (3823)$ and mass measurement of $ψ_{2} (3823)$

BESIII Collaboration, M. Ablikim, M. N. Achasov +547

Using a data sample corresponding to an integrated luminosity of 11.3 $f b^{- 1}$ collected at center-of-mass energies from $4.23$ to $4.70$ GeV with the BESIII detector, we meas…

Determination of U-spin breaking parameters with an amplitude analysis of the decay D0→KL0​π+π−

Search for the weak radiative decay Λc+​→Σ+γ at BESIII

First Direct Measurement of the Absolute Branching Fraction of Σ+→Λe+νe​

Measurement of the absolute branching fraction of the inclusive decay Ds+​→π+π+π−X

Measurement of the CP-even fraction of D0→K+K−π+π−

Observation of e+e−→pppˉ​nˉπ−+c.c.

Search for an axion-like particle in radiative J/ψ decays

Search for hidden-charm tetraquark with strangeness in e+e−→K+Ds∗−​D∗0+c.c.

Evidence for ηc​(2S)$\to\pipieta$ decay

Measurements of Differential Cross Sections of Inclusive π0 and KS0​ Production in e+e− Annihilation at Energies from 2.2324 to 3.6710 GeV

Measurement of e+e−→ϕη′ cross sections at center-of-mass energies between 3.508 and 4.600 GeV

Search for baryon and lepton number violation decay D±→n(nˉ)e±

Measurement of e+e−→π+π−D+D− cross sections at center-of-mass energies from 4.190 to 4.946 GeV

Measurement of ψ(3686)→ΛΛˉη and ψ(3686)→ΛΛˉπ0 decays

Measurement of Branching Fractions of Singly Cabibbo-suppressed Decays Λc+​→Σ0K+ and Σ+KS0​

Search for the lepton flavor violating decay J/ψ→eμ

Observation of χcJ​→ΛΛˉη

Observation of Ξ− Hyperon Transverse Polarization in ψ(3686)→Ξ−Ξˉ+

Study of the resonance structures in e+e−→π+π−J/ψ process

Observation of a0​(1710)+→KS0​K+ in study of the Ds+​→KS0​K+π0 decay

Evidence for a neutral near-threshold structure in the KS0​ recoil-mass spectra in e+e−→KS0​Ds+​D∗− and e+e−→KS0​Ds∗+​D−

Precise Measurements of Decay Parameters and CP Asymmetry with Entangled Λ−Λˉ Pairs

Observation of the Y(4230) and a new structure in e+e−→K+K−J/ψ

Observation of resonance structures in e+e−→π+π−ψ2​(3823) and mass measurement of ψ2​(3823)

Determination of U-spin breaking parameters with an amplitude analysis of the decay $D^{0} \to K_{L}^{0} π^{+} π^{-}$

Search for the weak radiative decay $Λ_{c}^{+} \to Σ^{+} γ$ at BESIII

First Direct Measurement of the Absolute Branching Fraction of $Σ^{+} \to Λ e^{+} ν_{e}$

Measurement of the absolute branching fraction of the inclusive decay $D_{s}^{+} \to π^{+} π^{+} π^{-} X$

Measurement of the $C P$ -even fraction of $D^{0} \to K^{+} K^{-} π^{+} π^{-}$

Observation of $e^{+} e^{-} \to pp p ˉ n ˉ π^{-} + c . c .$

Search for an axion-like particle in radiative $J / ψ$ decays

Search for hidden-charm tetraquark with strangeness in $e^{+} e^{-} \to K^{+} D_{s}^{-} D^{ 0} + c . c .$

Evidence for $η_{c}$ (2S)$\to\pipieta$ decay

Measurements of Differential Cross Sections of Inclusive $π^{0}$ and $K_{S}^{0}$ Production in $e^{+} e^{-}$ Annihilation at Energies from 2.2324 to 3.6710 GeV

Measurement of $e^{+} e^{-} \to ϕ η^{'}$ cross sections at center-of-mass energies between 3.508 and 4.600 GeV

Search for baryon and lepton number violation decay $D^{\pm} \to n (n ˉ) e^{\pm}$

Measurement of $e^{+} e^{-} \to π^{+} π^{-} D^{+} D^{-}$ cross sections at center-of-mass energies from 4.190 to 4.946 GeV

Measurement of $ψ (3686) \to Λ Λ ˉ η$ and $ψ (3686) \to Λ Λ ˉ π^{0}$ decays

Measurement of Branching Fractions of Singly Cabibbo-suppressed Decays $Λ_{c}^{+} \to Σ^{0} K^{+}$ and $Σ^{+} K_{S}^{0}$

Search for the lepton flavor violating decay $J / ψ \to e μ$

Observation of $χ_{c J} \to Λ Λ ˉ η$

Observation of $Ξ^{-}$ Hyperon Transverse Polarization in $ψ (3686) \to Ξ^{-} Ξ ˉ^{+}$

Study of the resonance structures in $e^{+} e^{-} \to π^{+} π^{-} J / ψ$ process

Observation of $a_{0} (1710)^{+} \to K_{S}^{0} K^{+}$ in study of the $D_{s}^{+} \to K_{S}^{0} K^{+} π^{0}$ decay

Evidence for a neutral near-threshold structure in the $K_{S}^{0}$ recoil-mass spectra in $e^{+} e^{-} \to K_{S}^{0} D_{s}^{+} D^{-}$ and $e^{+} e^{-} \to K_{S}^{0} D_{s}^{+} D^{-}$

Precise Measurements of Decay Parameters and $C P$ Asymmetry with Entangled $Λ - Λ ˉ$ Pairs

Observation of the $Y (4230)$ and a new structure in $e^{+} e^{-} \to K^{+} K^{-} J / ψ$

Observation of resonance structures in $e^{+} e^{-} \to π^{+} π^{-} ψ_{2} (3823)$ and mass measurement of $ψ_{2} (3823)$