J. Qin

activity

20212026

most citedSTCF Conceptual Design Report: Volume 1 -- Physics & Detector

219 citations · 1.3k across the 155 of their papers we have counts for

collaborators

162 papers

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

Search for the charmonium weak decay $ψ (2 S) \to D_{s}^{-} π^{+} + c . c .$ and $ψ (2 S) \to D_{s}^{-} ρ^{+} + c . c .$

BESIII Collaboration, M. Ablikim, M. N. Achasov +720

Using the data sample of $(2712.4 \pm 14.3) \times 1 0^{6}$ $ψ (2 S)$ events collected with the BESIII detector at the center-of-mass energy $s = 3.686 GeV$ , we search for the w…

hep-ex2026

Search for the isospin-violating decays $χ_{cJ} \to Λ Σ ˉ^{0} + c . c .$ and $η_{c} \to Λ Σ ˉ^{0} + c . c .$

BESIII Collaboration, M. Ablikim, M. N. Achasov +701

Using a sample of $(2712.4 \pm 14.3) \times 1 0^{6}$ ~ $ψ (3686)$ events collected with the BESIII detector, we perform a search for the isospin-violating decays $χ_{cJ}\toΛ\barΣ^{0}+c.c.~…

hep-ex2024★ 1 cited

Study of the light scalar $a_{0} (980)$ through the decay $D^{0} \to a_{0} (980)^{-} e^{+} ν_{e}$ with $a_{0} (980)^{-} \to η π^{-}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +654

Using 7.93 $f b^{- 1}$ of $e^{+} e^{-}$ collision data collected at a center-of-mass energy of 3.773 $GeV$ with the BESIII detector, we present an analysis of the decay $D^{0}…

hep-ex2024

Search for $η_{c} (2 S) \to p p ˉ$ and branching fraction measurements of $χ_{c J} \to p p ˉ$ via $ψ (2 S)$ radiative decays

BESIII Collaboration, M. Ablikim, M. N. Achasov +648

Using $(27.12 \pm 0.14) \times 1 0^{8}$ $ψ (2 S)$ events collected by the BESIII detector operating at BEPCII, we search for the decay $η_{c} (2 S) \to p p ˉ$ via the process $ψ(2S)\to γη…

hep-ex2024★ 4 cited

Measurement of the branching fractions of the decays $Λ_{c}^{+} \to Λ K_{S}^{0} K^{+}$ , $Λ_{c}^{+} \to Λ K_{S}^{0} π^{+}$ and $Λ_{c}^{+} \to Λ K^{*+}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +645

Studies are performed of the Cabibbo-favored decay $Λ_{c}^{+} \to Λ K_{S}^{0} K^{+}$ and the singly Cabibbo-suppressed decay $Λ_{c}^{+} \to Λ K_{S}^{0} π^{+}$ , based on a sample of $e^{+}e^{-}…

hep-ex2024

Observation of $χ_{c 0} \to Σ^{+} Σ ˉ^{-} η$ and evidence for $χ_{c 1, 2} \to Σ^{+} Σ ˉ^{-} η$

BESIII Collaboration, M. Ablikim, M. N. Achasov +640

Using $(27.12 \pm 0.14) \times 1 0^{8}$ $ψ (3686)$ events collected with the BESIII detector, the decay $χ_{c 0} \to Σ^{+} Σ ˉ^{-} η$ is observed for the first time with a statistical sign…

hep-ex2024★ 3 cited

Observation of the Singly Cabibbo-Suppressed Decay $Λ_{c}^{+} \to p π^{0}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +643

Utilizing 4.5 $fb^{- 1}$ of $e^{+} e^{-}$ annihilation data collected with the BESIII detector at the BEPCII collider at center-of-mass energies between 4.600 and 4.699 GeV, the f…

hep-ex2024

Search for $e^{+} e^{-} \to ϕ χ_{c 0}$ and $ϕ η_{c 2} (1 D)$ at center-of-mass energies from 4.47 to 4.95 GeV

BESIII Collaboration, M. Ablikim, M. N. Achasov +650

Utilizing a data set of $6.7$ fb $^{- 1}$ from electron-positron collisions recorded by the BESIII detector at the BEPCII storage ring, a search is conducted for the processes $e^{+}…

hep-ex2024

Observation of $χ_{c J} \to p p ˉ K_{S}^{0} K^{-} π^{+} + c . c .$

BESIII Collaboration, M. Ablikim, M. N. Achasov +653

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 decays of $χ_{cJ} \to p \bar{p} K^0_S K^- π^+ +c.c…

hep-ex2024★ 5 cited

Search for the massless dark photon with $D^{0} \to ω γ^{'}$ and $D^{0} \to γ γ^{'}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +653

Using $7.9 f b^{- 1}$ of $e^{+} e^{-}$ collision data collected at $s = 3.773$ GeV with the BESIII detector at the BEPCII collider, we search for the massless dark photon with t…

hep-ex2024

Search for $Λ$ - $Λ ˉ$ oscillation in $J / ψ \to Λ Λ ˉ$ decay

BESIII Collaboration, M. Ablikim, M. N. Achasov +643

Using $(10087 \pm 44) \times 1 0^{6}$ $J / ψ$ decays collected by the BESIII detector at the BEPCII collider, we search for baryon number violation via $Λ - Λ ˉ$ oscillation in the decay…

hep-ex2024

Measurement of the branching fraction of $D^{+} \to τ^{+} ν_{τ}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +654

By analyzing $e^{+} e^{-}$ collision data with an integrated luminosity of 7.9~fb $^{- 1}$ collected with the BESIII detector at the center-of-mass energy of 3.773~GeV, the branching…

hep-ex2024★ 13 cited

Observation of a rare beta decay of the charmed baryon with a Graph Neural Network

BESIII Collaboration, M. Ablikim, M. N. Achasov +643

The beta decay of the lightest charmed baryon $Λ_{c}^{+}$ provides unique insights into the fundamental mechanism of strong and electro-weak interactions, serving as a testbed for inve…

physics.space-ph2024★ 5 cited

Monitoring the daily variation of Sun-Earth magnetic fields using galactic cosmic rays

The LHAASO Collaboration, C. W. Jiang, Y. Yang

The interplanetary magnetic field (IMF) between the Sun and Earth is an extension of the solar magnetic field carried by the solar wind into interplanetary space. Monitoring variat…

hep-ex2024★ 6 cited

Observation of $D^{+} \to η^{'} μ^{+} ν_{μ}$ and First Study of $D^{+} \to η^{'} ℓ^{+} ν_{ℓ}$ Decay Dynamics

BESIII Collaboration, M. Ablikim, M. N. Achasov +648

Using $20.3 f b^{- 1}$ of $e^{+} e^{-}$ collision data collected at the center-of-mass energy 3.773\,GeV with the BESIII detector, we report the first observation of the semileptonic…

hep-ex2024

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

BESIII Collaboration, M. Ablikim, M. N. Achasov +640

By analyzing $e^{+} e^{-}$ annihilation data corresponding to an integrated luminosity of 7.93 fb $^{- 1}$ , collected at the center-of-mass energy of 3.773 GeV with the BESIII detector, w…

hep-ex2024

Search for $X (3872) \to π^{0} π^{0} χ_{c 1, 2}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +644

Using 10.1 fb $^{- 1}$ of $e^{+} e^{-}$ collision data collected by the BESIII detector with center-of-mass energies between 4.15 GeV and 4.30 GeV, we search for the decays $X(3872)\toπ^0…

hep-ex2024

Measurements of the $C P$ -even fractions of $D^{0} \to π^{+} π^{-} π^{0}$ and $D^{0} \to K^{+} K^{-} π^{0}$ at BESIII

BESIII Collaboration, M. Ablikim, M. N. Achasov +653

The $C P$ -even fractions ( $F_{+}$ ) of the decays $D^{0} \to π^{+} π^{-} π^{0}$ and $D^{0} \to K^{+} K^{-} π^{0}$ are measured with a quantum-correlated $ψ (3770) \to D D ˉ$ data sample collec…

hep-ex2024

Study of the decay $D^{0} \to ρ (770)^{-} e^{+} ν_{e}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +651

We present a study of the semileptonic decay $D^{0} \to π^{-} π^{0} e^{+} ν_{e}$ using an $e^{+} e^{-}$ annihilation data sample of $7.93 fb^{- 1}$ collected at the center-of-mass…

hep-ex2024

Study of $D^{+} \to K_{S}^{0} K^{*} (892)^{+}$ in $D^{+} \to K_{S}^{0} K_{S}^{0} π^{+}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +643

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

hep-ex2024★ 27 cited

First Search for Light Dark Matter in the Neutrino Fog with XENONnT

E. Aprile, J. Aalbers, K. Abe +165

We search for dark matter (DM) with a mass [3,12] $GeV / c^{2}$ using an exposure of 3.51 $t \times y$ with the XENONnT experiment.We consider spin-indepen…

hep-ex2024★ 6 cited

Measurement of Born cross sections of $e^{+} e^{-} \to Ξ^{0} Ξ ˉ^{0}$ and search for charmonium(-like) states at $s$ = 3.51-4.95 GeV

BESIII Collaboration, M. Ablikim, M. N. Achasov +653

Using $e^{+} e^{-}$ collision data collected by the BESIII detector at BEPCII corresponding to an integrated luminosity of 30 $f b^{- 1}$ , we measure Born cross sections and effective…

hep-ex2024

Search for the rare decay $J / ψ \to γ D^{0} + c . c .$ at BESIII

BESIII Collaboration, M. Ablikim, M. N. Achasov +650

Using $(10087 \pm 44) \times 1 0^{6} J / ψ$ events collected with the BESIII detector, we search for the rare decay $J / ψ \to γ D^{0} + c . c .$ for the first time. No obvious signal is observed and t…

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

Search for the charmonium weak decay ψ(2S)→Ds−​π++c.c. and ψ(2S)→Ds−​ρ++c.c.

Search for the isospin-violating decays χcJ​→ΛΣˉ0+c.c. and ηc​→ΛΣˉ0+c.c.

Study of the light scalar a0​(980) through the decay D0→a0​(980)−e+νe​ with a0​(980)−→ηπ−

Search for ηc​(2S)→ppˉ​ and branching fraction measurements of χcJ​→ppˉ​ via ψ(2S) radiative decays

Measurement of the branching fractions of the decays Λc+​→ΛKS0​K+, Λc+​→ΛKS0​π+ and Λc+​→ΛK∗+

Observation of χc0​→Σ+Σˉ−η and evidence for χc1,2​→Σ+Σˉ−η

Observation of the Singly Cabibbo-Suppressed Decay Λc+​→pπ0

Search for e+e−→ϕχc0​ and ϕηc2​(1D) at center-of-mass energies from 4.47 to 4.95 GeV

Observation of χcJ​→ppˉ​KS0​K−π++c.c.

Search for the massless dark photon with D0→ωγ′ and D0→γγ′

Search for Λ-Λˉ oscillation in J/ψ→ΛΛˉ decay

Measurement of the branching fraction of D+→τ+ντ​

Observation of a rare beta decay of the charmed baryon with a Graph Neural Network

Monitoring the daily variation of Sun-Earth magnetic fields using galactic cosmic rays

Observation of D+→η′μ+νμ​ and First Study of D+→η′ℓ+νℓ​ Decay Dynamics

Search for D0→K−ηe+νe​, D+→KS0​ηe+νe​ and D+→ηηe+νe​ decays

Search for X(3872)→π0π0χc1,2​

Measurements of the CP-even fractions of D0→π+π−π0 and D0→K+K−π0 at BESIII

Study of the decay D0→ρ(770)−e+νe​

Study of D+→KS0​K∗(892)+ in D+→KS0​KS0​π+

First Search for Light Dark Matter in the Neutrino Fog with XENONnT

Measurement of Born cross sections of e+e−→Ξ0Ξˉ0 and search for charmonium(-like) states at s​ = 3.51-4.95 GeV

Search for the rare decay J/ψ→γD0+c.c. at BESIII

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

Search for the charmonium weak decay $ψ (2 S) \to D_{s}^{-} π^{+} + c . c .$ and $ψ (2 S) \to D_{s}^{-} ρ^{+} + c . c .$

Search for the isospin-violating decays $χ_{cJ} \to Λ Σ ˉ^{0} + c . c .$ and $η_{c} \to Λ Σ ˉ^{0} + c . c .$

Study of the light scalar $a_{0} (980)$ through the decay $D^{0} \to a_{0} (980)^{-} e^{+} ν_{e}$ with $a_{0} (980)^{-} \to η π^{-}$

Search for $η_{c} (2 S) \to p p ˉ$ and branching fraction measurements of $χ_{c J} \to p p ˉ$ via $ψ (2 S)$ radiative decays

Measurement of the branching fractions of the decays $Λ_{c}^{+} \to Λ K_{S}^{0} K^{+}$ , $Λ_{c}^{+} \to Λ K_{S}^{0} π^{+}$ and $Λ_{c}^{+} \to Λ K^{*+}$

Observation of $χ_{c 0} \to Σ^{+} Σ ˉ^{-} η$ and evidence for $χ_{c 1, 2} \to Σ^{+} Σ ˉ^{-} η$

Observation of the Singly Cabibbo-Suppressed Decay $Λ_{c}^{+} \to p π^{0}$

Search for $e^{+} e^{-} \to ϕ χ_{c 0}$ and $ϕ η_{c 2} (1 D)$ at center-of-mass energies from 4.47 to 4.95 GeV

Observation of $χ_{c J} \to p p ˉ K_{S}^{0} K^{-} π^{+} + c . c .$

Search for the massless dark photon with $D^{0} \to ω γ^{'}$ and $D^{0} \to γ γ^{'}$

Search for $Λ$ - $Λ ˉ$ oscillation in $J / ψ \to Λ Λ ˉ$ decay

Measurement of the branching fraction of $D^{+} \to τ^{+} ν_{τ}$

Observation of $D^{+} \to η^{'} μ^{+} ν_{μ}$ and First Study of $D^{+} \to η^{'} ℓ^{+} ν_{ℓ}$ Decay Dynamics

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

Search for $X (3872) \to π^{0} π^{0} χ_{c 1, 2}$

Measurements of the $C P$ -even fractions of $D^{0} \to π^{+} π^{-} π^{0}$ and $D^{0} \to K^{+} K^{-} π^{0}$ at BESIII

Study of the decay $D^{0} \to ρ (770)^{-} e^{+} ν_{e}$

Study of $D^{+} \to K_{S}^{0} K^{*} (892)^{+}$ in $D^{+} \to K_{S}^{0} K_{S}^{0} π^{+}$

Measurement of Born cross sections of $e^{+} e^{-} \to Ξ^{0} Ξ ˉ^{0}$ and search for charmonium(-like) states at $s$ = 3.51-4.95 GeV

Search for the rare decay $J / ψ \to γ D^{0} + c . c .$ at BESIII