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170 Result(s)
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Article
Open AccessMeasurement of e+e− → ωη′ cross sections at \( \sqrt{s} \) = 2.000 to 3.080 GeV
We measured the Born cross sections for the process e+e− → ωη′ at 22 center-of-mass energies from 2.000 to 3.080 GeV with the BESIII detector at the BEPCII collider. We observed a resonant structure with a statis...
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Article
Acromegaly presented with acne vulgaris: a retrospective study with 123 cases
Acne vulgaris is a prevalent skin condition. We have found that some acromegaly patients have acne. However, no study has examined the relationship between acromegaly and acne.
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Article
Open AccessMeasurement of absolute branching fractions of \( {\textrm{D}}_{\textrm{s}}^{+} \) hadronic decays
Using e+e− collision data collected at the BESIII detector at center-of-mass energies between 4.128 and 4.226 GeV, corresponding to an integrated luminosity of 7.33 fb−1, we determine the absolute branching fract...
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Article
Open AccessSearch for ∆S = 2 nonleptonic hyperon decays Ω− → Σ0π− and Ω− → nK−
Using (27.12 ± 0.14) × 108 ψ(3686) events collected by the BESIII detector at the center-of-mass energy of ...
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Open AccessMeasurement of Born cross section of \( {e}^{+}{e}^{-}\to {\Sigma}^{+}{\overline{\Sigma}}^{-} \) at center-of-mass energies between 3.510 and 4.951 GeV
Using 24.1 fb−1 of e+e− collision data collected with the BESIII detector at the BEPCII collider, the Born cross sections and effective form factors of the ...
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Article
Open AccessObservation of ψ(3686) → \( {\varOmega}^{-}{K}^{+}{\overline{\**}}^0 \) + c.c.
Using (27.12 ± 0.14) × 108 ψ(3686) events collected with the BESIII detector at BEPCII, the decay of ψ(3686) → ...
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Article
Open AccessMeasurement of the e+e− → \( {K}_S^0{K}_L^0 \) π0 cross sections from \( \sqrt{s} \) = 2.000 to 3.080 GeV
Based on e+e− collision data collected at center-of-mass energies from 2.000 to 3.080 GeV by the BESIII detector at the BEPCII collider, a partial wave analysis is performed for the process e+e− → ...
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Article
Open AccessSearch for the semi-muonic charmonium decay J/ψ → D−μ+νμ + c.c.
Using (10087 ± 44) × 106 J/ψ events collected with the BESIII detector at the BEPCII e+e− storage ring at the center-of-mass energy of ...
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Article
Open AccessStudies of the decay \( {\textrm{D}}_{\textrm{s}}^{+}\to {\textrm{K}}^{+}{\textrm{K}}^{-}{\mu}^{+}{\nu}_{\mu } \)
The D s + → ...
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Article
Open AccessErratum to: Measurement of Λ transverse polarization in e+e− collisions at \( \sqrt{s} \) = 3.68 − 3.71 GeV
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Article
Open AccessMeasurement of \( {e}^{+}{e}^{-}\to p{K}^{-}\overline{\Lambda}+c.c. \) cross sections between 4.009 GeV and 4.951 GeV
Using e+e− collision datasets corresponding to a total integrated luminosity of 21.7 fb−1 collected with the BESIII detector at the BEPCII collider at center-of-mass energies ranging from 4.009 GeV to 4.951 GeV, ...
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Article
Effect of Annealing on Microstructure and Mechanical Properties of Al–18Si Alloy Cast by Melt Quenching
In this study, an experimental device was designed to conduct melt quenching of Al–18Si alloy. The effect of annealing treatment on microstructure and mechanical properties of Al–18Si alloy cast by melt quench...
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Article
Oblique Penetration of Spherical Projectile into Low-Carbon Steel Target: Experiment, Theory, 3D Penetration Model
To solve the ballistic limit and trajectory deflection angle of a spherical projectile after oblique penetration of a finite-thickness mild steel plate, a ballistic penetration model and its construction metho...
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Article
Ballistic Impact on High-Strength Steel by Tungsten Alloy Projectiles: Mechanism and Calculation
Dynamic shear and ballistic impact experiments were conducted to investigate mechanism by which tungsten alloy projectiles impact high-strength steel. Dynamic shear experiments reveal that high-strength steel ...
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Article
Open AccessMeasurement of the cross section of \( {e}^{+}{e}^{-}\to {\**}^{-}{\overline{\**}}^{+} \) at center-of-mass energies between 3.510 and 4.843 GeV
Using e+e− collision data corresponding to a total integrated luminosity of 12.9 fb−1 collected with the BESIII detector at the BEPCII collider, the exclusive Born cross sections and the effective form factors of...
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Article
Open AccessMeasurement of the branching fractions of the singly Cabibbo-suppressed decays \( {\Lambda}_{\textrm{c}}^{+}\to \textrm{p}\eta \) and \( {\Lambda}_{\textrm{c}}^{+}\to \textrm{p}\omega \)
Based on 4.5 fb−1 e+e− collision data collected with BESIII detector at seven energy points between 4.600 and 4.699 GeV, the branching fractions for ...
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Article
Open AccessMeasurement of Λ transverse polarization in e+e− collisions at \( \sqrt{s} \) = 3.68 − 3.71 GeV
With data samples collected with the BESIII detector at seven energy points at s ...
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Article
Study on Plastic Penetration Behavior and Penetration Model of Spherical Tungsten Alloy Projectile
The plastic deformation of the spherical tungsten alloy projectile during penetration results in the change of penetration rule. To accurately calculate the penetration depth of the projectile into the low car...
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Article
Open AccessMeasurement of branching fractions of \( {\Lambda}_{\textrm{c}}^{+} \) decays to Σ+K+K−, Σ+ϕ and Σ+K+π−(π0)
Based on 4.5 fb−1 data taken at seven center-of-mass energies ranging from 4.600 to 4.699 GeV with the BESIII detector at the BEPCII collider, we measure the branching fractions of
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Article
Open AccessMeasurement of the branching fraction of \( {\textrm{D}}_{\textrm{s}}^{+} \) → τ+ντ via τ+ → μ+νμ \( \overline{\nu} \) τ
Utilizing 7.33 fb−1 of e+e− collision data taken at the center-of-mass energies of 4.128, 4.157, 4.178, 4.189, 4.199, 4.209, 4.219, and 4.226 GeV with the BESIII detector, the branching fraction of the leptonic d...