X.-Y. Gao

activity

20042026

e^{+} e^{-} \to π^{+} π^{-} J / ψ

cross section at center-of-mass energies from 3.77 to 4.60 GeV

264 citations · 2.1k across the 51 of their papers we have counts for

collaborators

51 papers

astro-ph.GA2026

Accurate polarization calibration of FAST spectral data for measurements of Zeeman splittings of OH megamasers in IRAS 02524+2046

L. G. Hou, X. Y. Gao, Tao Hong +1

An accurate polarization calibration is essential for a spectral data analysis and Zeeman splitting measurements. Two anomalies challenge our understanding of OH megamasers in IRAS…

astro-ph.HE2025★ 5 cited

FAST Pulsar Database: II. Scattering profiles of 149 Pulsars

W. C. Jing, J. L. Han, C. Wang +10

The turbulent ionized interstellar medium diffracts radio waves and makes them propagate in multiple paths. The pulse-broadening observed at low frequencies results from the scatte…

astro-ph.GA2025★ 10 cited

Parallax-based Distances to Galactic Hii Regions: Nearby Spiral Structure

X. J. Shen, L. G. Hou, H. L. Liu +1

The spiral structure of the Milky Way is not conclusive, even for the disc regions in the solar neighbourhood. Especially, the arm-like structures uncovered from the over-density m…

astro-ph.GA2024★ 5 cited

Faraday moments of the Southern Twenty-centimeter All-sky Polarization Survey (STAPS)

N. Raycheva, M. Haverkorn, S. Ideguchi +15

Faraday tomography of broadband radio polarization surveys enables us to study magnetic fields and their interaction with the interstellar medium (ISM). Such surveys include the Gl…

astro-ph.GA2023

G213.0 $-$ 0.6, a true supernova remnant or just an HII region?

X. Y. Gao, C. J. Wu, X. H. Sun +2

G213.0 $-$ 0.6 is a faint extended source situated in the anti-center region of the Galactic plane. It has been classified as a shell-type supernova remnant (SNR) based on its shell-…

astro-ph.HE2018★ 16 cited

Jiamusi Pulsar Observations: II. Scintillations of 10 Pulsars

P. F. Wang, J. L. Han, Lei Han +6

Context. Pulsars scintillate. Dynamic spectra show brightness variation of pulsars in the time and frequency domain. Secondary spectra demonstrate the distribution of fluctuation p…

hep-ex2017★ 13 cited

Measurement of higher-order multipole amplitudes in $ψ (3686) \to γ χ_{c 1, 2}$ with $χ_{c 1, 2} \to γ J / ψ$ and search for the transition $η_{c} (2 S) \to γ J / ψ$

M. Ablikim, M. N. Achasov, X. C. Ai +424

Using 106~million $ψ (3686)$ events collected with the BESIII detector, we measure multipole amplitudes for the decay $ψ (3686) \to γ χ_{c 1, 2} \to γ γ J / ψ$ beyond the dominant elect…

hep-ex2016★ 264 cited

Precise measurement of the $e^{+} e^{-} \to π^{+} π^{-} J / ψ$ cross section at center-of-mass energies from 3.77 to 4.60 GeV

M. Ablikim, M. N. Achasov, X. C. Ai +412

The cross section for the process $e^{+} e^{-} \to π^{+} π^{-} J / ψ$ is measured precisely at center-of-mass energies from 3.77 to 4.60~GeV using 9~fb $^{- 1}$ of data collected with the BESIII d…

hep-ex2016★ 13 cited

Observation of $J / ψ \to γ η π^{0}$

M. Ablikim, M. N. Achasov, X. C. Ai +412

We present the first study of the process $J / ψ \to γ η π^{0}$ using $(223.7 \pm 1.4) \times 1 0^{6}$ $J / ψ$ events accumulated with the BESIII detector at the BEPCII facility. The b…

hep-ex2016★ 33 cited

Measurement of the $D_{s}^{+} \to ℓ^{+} ν_{ℓ}$ branching fractions and the decay constant $f_{D_{s}^{+}}$

M. Ablikim, M. N. Achasov, X. C. Ai +412

Using 482~pb $^{- 1}$ of $e^{+} e^{-}$ collision data collected at a center-of-mass energy of $s = 4.009$ GeV with the BESIII detector, we measure the branching fractions of the de…

hep-ex2016★ 18 cited

Measurements of the absolute branching fractions for $D_{s}^{+} \to η e^{+} ν_{e}$ and $D_{s}^{+} \to η^{'} e^{+} ν_{e}$

M. Ablikim, M. N. Achasov, X. C. Ai +412

By analyzing 482 pb $^{- 1}$ of $e^{+} e^{-}$ collision data collected at $s = 4.009$ GeV with the BESIII detector at the BEPCII collider, we measure the absolute branching fractions…

hep-ex2016★ 65 cited

Determination of the number of $J / ψ$ events with inclusive $J / ψ$ decays

M. Ablikim, M. N. Achasov, X. C. Ai +405

A measurement of the number of $J / ψ$ events collected with the BESIII detector in 2009 and 2012 is performed using inclusive decays of the $J / ψ$ . The number of $J / ψ$ events taken…

hep-ex2016★ 51 cited

Improved measurement of the absolute branching fraction of $D^{+} \to K ˉ^{0} μ^{+} ν_{μ}$

M. Ablikim, M. N. Achasov, X. C. Ai +419

By analyzing 2.93 fb $^{- 1}$ of data collected at $s = 3.773$ GeV with the BESIII detector, we measure the absolute branching fraction ${\mathcal B}(D^{+}\rightarrow\bar K^0μ^{+…

hep-ex2016★ 55 cited

Observation of an anomalous line shape of the $η^{'} π^{+} π^{-}$ mass spectrum near the $p p ˉ$ mass threshold in $J / ψ \to γ η^{'} π^{+} π^{-}$

M. Ablikim, M. N. Achasov, S. Ahmed +431

Using $1.09 \times 1 0^{9}$ $J / ψ$ events collected by the BESIII experiment in 2012, we study the $J / ψ \to γ η^{'} π^{+} π^{-}$ process and observe a significant abrupt change…

hep-ex2016★ 8 cited

Measurement of the leptonic decay width of $J / ψ$ using initial state radiation

BESIII Collaboration, M. Ablikim, M. N. Achasov +414

Using a data set of 2.93 fb $^{- 1}$ taken at a center-of-mass energy of $s$ = 3.773 GeV with the BESIII detector at the BEPCII collider, we measure the process $e^+e^-\righta…

hep-ex2016★ 7 cited

Observation of pseudoscalar and tensor resonances in $J / ψ \to γ ϕϕ$

M. Ablikim, M. N. Achasov, X. C. Ai +406

Based on a sample of $(1310.6 \pm 10.5) \times 1 0^{6}$ $J / ψ$ events collected with the BESIII detector operating at the BEPCII storage ring, a partial wave analysis of the decay $J…

hep-ex2015★ 15 cited

Observation of the Singly Cabibbo-Suppressed Decay $D^{+} \to ω π^{+}$ and Evidence for $D^{0} \to ω π^{0}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +414

Based on 2.93 fb $^{- 1}$ $e^{+} e^{-}$ collision data taken at center-of-mass energy of 3.773 GeV by the BESIII detector, we report searches for the singly Cabibbo-suppressed decays $D^{…

hep-ex2015★ 44 cited

Study of $D^{+} \to K^{-} π^{+} e^{+} ν_{e}$

M. Ablikim, M. N. Achasov, X. C. Ai +412

We present an analysis of the decay $D^{+} \to K^{-} π^{+} e^{+} ν_{e}$ based on data collected by the BESIII experiment at the $ψ (3770)$ resonance. Using a nearly background-free sample…

hep-ex2015★ 13 cited

Study of $J / ψ \to p p ˉ ϕ$ at BESIII

BESIII Collaboration, M. Ablikim, M. N. Achasov +408

Using a data sample of $1.31 \times 1 0^{9}$ $J / ψ$ events accumulated with the BESIII detector, the decay $J / ψ \to p p ˉ ϕ$ is studied via two decay modes, $ϕ\to K^{0}_{S}K^{0}_{L}…

hep-ex2015★ 70 cited

Study of decay dynamics and $C P$ asymmetry in $D^{+} \to K_{L}^{0} e^{+} ν_{e}$ decay

BESIII Collaboration, M. Ablikim, M. N. Achasov +400

Using 2.92~fb $^{- 1}$ of electron-positron annihilation data collected at $s = 3.773$ ~GeV with the BESIII detector, we obtain the first measurements of the absolute branching…

hep-ex2015★ 144 cited

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

BESIII Collaboration, M. Ablikim, M. N. Achasov +409

Using $567 pb^{- 1}$ of $e^{+} e^{-}$ collisions recorded at $s = 4.599 GeV$ with the BESIII detector, we report first measurements of absolute hadronic branching fractions…

hep-ex2015★ 15 cited

Search for a light CP-odd Higgs boson in the radiative decays of J/psi

The BESIII Collaboration, M. Ablikim

We search for a light Higgs boson $A^{0}$ in the fully reconstructed decay chain of $J / ψ \to γ A^{0}$ , $A^{0} \to μ^{+} μ^{-}$ using $(225.0 \pm 2.8) \times 1 0^{6}$ $J / ψ$ events colle…

hep-ex2015★ 96 cited

Confirmation of a charged charmoniumlike state $Z_{c} (3885)^{\mp}$ in $e^{+} e^{-} \to π^{\pm} (D D ˉ^{*})^{\mp}$ with double $D$ tag

BESIII Collaboration, M. Ablikim, M. N. Achasov +400

We present a study of the process $e^{+} e^{-} \to π^{\pm} (D D ˉ^{*})^{\mp}$ using data samples of 1092~pb $^{- 1}$ at $s = 4.23$ ~GeV and 826~pb $^{- 1}$ at $s = 4.26$ ~GeV collecte…

hep-ex2015★ 7 cited

Study of Dynamics of $D^{0} \to K^{-} e^{+} ν_{e}$ and $D^{0} \to π^{-} e^{+} ν_{e}$ Decays

BESIII Collaboration, M. Ablikim, M. N. Achasov +400

In an analysis of a 2.92~fb $^{- 1}$ data sample taken at 3.773~GeV with the BESIII detector operated at the BEPCII collider, we measure the absolute decay branching fractions to be…

Accurate polarization calibration of FAST spectral data for measurements of Zeeman splittings of OH megamasers in IRAS 02524+2046

FAST Pulsar Database: II. Scattering profiles of 149 Pulsars

Parallax-based Distances to Galactic Hii Regions: Nearby Spiral Structure

Faraday moments of the Southern Twenty-centimeter All-sky Polarization Survey (STAPS)

G213.0−0.6, a true supernova remnant or just an HII region?

Jiamusi Pulsar Observations: II. Scintillations of 10 Pulsars

Measurement of higher-order multipole amplitudes in ψ(3686)→γχc1,2​ with χc1,2​→γJ/ψ and search for the transition ηc​(2S)→γJ/ψ

Precise measurement of the e+e−→π+π−J/ψ cross section at center-of-mass energies from 3.77 to 4.60 GeV

Observation of J/ψ→γηπ0

Measurement of the Ds+​→ℓ+νℓ​ branching fractions and the decay constant fDs+​​

Measurements of the absolute branching fractions for Ds+​→ηe+νe​ and Ds+​→η′e+νe​

Determination of the number of J/ψ events with inclusive J/ψ decays

Improved measurement of the absolute branching fraction of D+→Kˉ0μ+νμ​

Observation of an anomalous line shape of the η′π+π− mass spectrum near the ppˉ​ mass threshold in J/ψ→γη′π+π−

Measurement of the leptonic decay width of J/ψ using initial state radiation

Observation of pseudoscalar and tensor resonances in J/ψ→γϕϕ

Observation of the Singly Cabibbo-Suppressed Decay D+→ωπ+ and Evidence for D0→ωπ0

Study of D+→K−π+e+νe​

Study of J/ψ→ppˉ​ϕ at BESIII

Study of decay dynamics and CP asymmetry in D+→KL0​e+νe​ decay

Measurements of absolute hadronic branching fractions of Λc+​ baryon

Search for a light CP-odd Higgs boson in the radiative decays of J/psi

Confirmation of a charged charmoniumlike state Zc​(3885)∓ in e+e−→π±(DDˉ∗)∓ with double D tag

Study of Dynamics of D0→K−e+νe​ and D0→π−e+νe​ Decays

G213.0 $-$ 0.6, a true supernova remnant or just an HII region?

Measurement of higher-order multipole amplitudes in $ψ (3686) \to γ χ_{c 1, 2}$ with $χ_{c 1, 2} \to γ J / ψ$ and search for the transition $η_{c} (2 S) \to γ J / ψ$

Precise measurement of the $e^{+} e^{-} \to π^{+} π^{-} J / ψ$ cross section at center-of-mass energies from 3.77 to 4.60 GeV

Observation of $J / ψ \to γ η π^{0}$

Measurement of the $D_{s}^{+} \to ℓ^{+} ν_{ℓ}$ branching fractions and the decay constant $f_{D_{s}^{+}}$

Measurements of the absolute branching fractions for $D_{s}^{+} \to η e^{+} ν_{e}$ and $D_{s}^{+} \to η^{'} e^{+} ν_{e}$

Determination of the number of $J / ψ$ events with inclusive $J / ψ$ decays

Improved measurement of the absolute branching fraction of $D^{+} \to K ˉ^{0} μ^{+} ν_{μ}$

Observation of an anomalous line shape of the $η^{'} π^{+} π^{-}$ mass spectrum near the $p p ˉ$ mass threshold in $J / ψ \to γ η^{'} π^{+} π^{-}$

Measurement of the leptonic decay width of $J / ψ$ using initial state radiation

Observation of pseudoscalar and tensor resonances in $J / ψ \to γ ϕϕ$

Observation of the Singly Cabibbo-Suppressed Decay $D^{+} \to ω π^{+}$ and Evidence for $D^{0} \to ω π^{0}$

Study of $D^{+} \to K^{-} π^{+} e^{+} ν_{e}$

Study of $J / ψ \to p p ˉ ϕ$ at BESIII

Study of decay dynamics and $C P$ asymmetry in $D^{+} \to K_{L}^{0} e^{+} ν_{e}$ decay

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

Confirmation of a charged charmoniumlike state $Z_{c} (3885)^{\mp}$ in $e^{+} e^{-} \to π^{\pm} (D D ˉ^{*})^{\mp}$ with double $D$ tag

Study of Dynamics of $D^{0} \to K^{-} e^{+} ν_{e}$ and $D^{0} \to π^{-} e^{+} ν_{e}$ Decays