336 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
Study on the Influence of Annealing and Ball Milling on the Magnetic Properties of HDDR Nd-Fe-B Magnetic Powder
The Nd-Fe-B anisotropic magnetic powders were subjected to tempering and ball milling processes. Analysis of the magnetic properties, structure, and physical phase revealed that the following: the integrated m...
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Article
Open AccessSearch for long-lived heavy neutrinos in the decays of B mesons produced in proton-proton collisions at \( \sqrt{s} \) = 13 TeV
A search for long-lived heavy neutrinos (N) in the decays of B mesons produced in proton-proton collisions at ...
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Article
Open AccessMeasurements of electroweak W±Z boson pair production in association with two jets in pp collisions at \( \sqrt{s} \) = 13 TeV with the ATLAS detector
Measurements of integrated and differential cross-sections for electroweak W±Z production in association with two jets (W±Zjj) in proton-proton collisions are presented. The data collected by the ATLAS detector a...
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Open AccessSearch for heavy neutral leptons in final states with electrons, muons, and hadronically decaying tau leptons in proton-proton collisions at \( \sqrt{s} \) = 13 TeV
A search for heavy neutral leptons (HNLs) of Majorana or Dirac type using proton-proton collision data at ...
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Article
Effect of obstructive sleep apnea on postoperative delirium: a system review and meta-analysis
To investigate the impact of obstructive sleep apnea (OSA) on postoperative delirium (PD), and evaluate the effectiveness of positive airway pressure (PAP) therapy on PD among OSA patients.
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Article
Improved seed yield and phosphorus accumulation in soybean are associated with the enhanced root exudates in south-west China
Shoot traits related to soybean yield improvement are well characterized, but little is known about changes in root traits and their contribution to yield improvements under different P levels.
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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 AccessMeasurements of the branching fraction ratio \( \mathcal{B}\left(\phi \to {\mu}^{+}{\mu}^{-}\right)/\mathcal{B}\left(\phi \to {\textrm{e}}^{+}{\textrm{e}}^{-}\right) \) with charm meson decays
Measurements of the branching fraction ratio B ϕ ...
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Article
Open AccessMultiplicity dependence of σψ(2S)/σJ/ψ in pp collisions at \( \sqrt{s} \) = 13 TeV
The ratio of production cross-sections of ψ(2S) over J/ψ mesons as a function of charged-particle multiplicity in proton-proton collisions at a centre-of-mass energy
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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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Article
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
Stereoselective synthesis of substituted 1,3-dienes from propargylic esters: electrophilic-metal or redox catalysis?
1,3-Diene architectures are not only widely present in natural products, pharmaceuticals, and functional organic materials but also serve as versatile building blocks to furnish important functionalized molecu...
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Article
Open AccessCombination of searches for heavy spin-1 resonances using 139 fb−1 of proton-proton collision data at \( \sqrt{s} \) = 13 TeV with the ATLAS detector
A combination of searches for new heavy spin-1 resonances decaying into different pairings of W, Z, or Higgs bosons, as well as directly into leptons or quarks, is presented. The data sample used corresponds to 1...
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Article
Open AccessPrompt and nonprompt ψ(2S) production in pPb collisions at \( \sqrt{s_{\textrm{NN}}} \) = 8.16 TeV
The production of ψ(2S) mesons in proton-lead collisions at a centre-of-mass energy per nucleon pair of ...
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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
Impact of occupational noise exposure on the hearing level in hospital staffs: a longitudinal study
The study aimed to evaluate the impact of occupational noise on hearing loss among healthcare workers using audiometry. A longitudinal study was conducted with a six-month follow-up period in a hospital with 2...
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Article
Open AccessRisk factors of early disease progression and decreased survival for multiple myeloma patients after upfront autologous stem cell transplantation
Multiple myeloma (MM) stands as the second most prevalent hematological malignancy, constituting approximately 10% of all hematological malignancies. Current guidelines recommend upfront autologous stem cell t...
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Article
In-sensor dynamic computing for intelligent machine vision
Accurate detection and tracking of targets in low-light and complex scenarios is essential for the development of intelligent machine vision. However, such capabilities are difficult to achieve using conventio...
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Article
A survey of inductive knowledge graph completion
Knowledge graph completion (KGC) can enhance the completeness of the knowledge graph (KG). Traditional transductive KGC assumes that all entities and relations employed during testing have been seen in the tra...