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Open AccessThe origin of the 95 GeV excess in the flavor-dependent \(U(1)_X\) model
This study investigates the excesses observed in the CMS diphoton and ditau data around \(95~{\textrm{GeV}}\) ...
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Article
A discovery of two slow pulsars with FAST: “Ronin” from the globular cluster M15
Globular clusters harbor numerous millisecond pulsars, but long-period pulsars (P ≳ 100 ms) are rarely found. In this study, we employed a fast folding algorithm to analyze observational data from multiple globul...
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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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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 AccessAmplitude analysis and branching fraction measurement of the decay D+ → \( {\textrm{K}}_{\textrm{S}}^0 \) π+π0π0
Using 2.93 fb−1 of e+e− collision data collected with the BESIII detector at the center-of-mass energy 3.773 GeV, we perform the first amplitude analysis of the decay D+ →
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Article
Measurement of the 232Th(n,f) cross section in the 1–200 MeV range at the CSNS Back-n
The 232Th(n,f) cross section is very important in basic nuclear physics and applications based on the Th/U fuel cycle. Using the time-of-flight method and a multi-cell fast-fission ionization chamber, a novel mea...
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Article
Open AccessPartial wave analysis of the charmed baryon hadronic decay \( {\Lambda}_c^{+} \) → Λπ+π0
Based on e+e− collision samples corresponding to an integrated luminosity of 4.4 fb−1 collected with the BESIII detector at center-of-mass energies between 4.6 GeV and 4.7 GeV, a partial wave analysis of the char...
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Article
Open AccessObservation of the decay ψ(3686) → \( {\Sigma}^{-}{\overline{\Sigma}}^{+} \) and measurement of its angular distribution
Using (448.1 ± 2.9) × 106 ψ(3686) events collected with the BESIII detector at the BEPCII collider, the decay ψ(3686) → ...
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Article
Search for the lepton flavor violating decay J/ψ → eμ
We present a search for the lepton flavor violating decay J/ψ → e±μ∓ using 8.998 × 109J/ψ events collected with the BESIII detector at the BEPCII e+e− storage ring. No excess of signal above background is observe...
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Article
Design of trench-nanopore-assisted double-clad weakly coupled few-mode fiber for short-haul mode division multiplexing
In this paper, we present a novel design of trench-nanopore-assisted double-clad few-mode fiber, which can support 14 linearly polarized (LP) modes. The trench-nanopore structure is introduced to effectively s...
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Article
An optimized numerical method to pre-researching the performance of solid-phase oxygen control in a non-isothermal lead–bismuth eutectic loop
In the present work, a new transient calculation method for parameters that can be used to evaluate the ability of oxygen control in a non-isothermal lead–bismuth eutectic (LBE) loop with solid-phase oxygen co...
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Article
Back-n white neutron source at CSNS and its applications
Back-streaming neutrons from the spallation target of the China Spallation Neutron Source (CSNS) that emit through the incoming proton channel were exploited to build a white neutron beam facility (the so-call...
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Article
High-dimensional measurement-device-independent quantum secure direct communication
Quantum secure direct communication is an important communication mode of quantum communications. Its development and application are mainly limited by the channel capacity and channel loss. Here, in this pape...
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Article
Feasibility analysis of 60Co production in pressurized water reactors
The radioactive isotope 60Co is used in many applications and is typically produced in heavy water reactors. As most of the commercial reactors in operation are pressurized light water reactors (PWRs), the world ...
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Article
Open AccessCombination of inclusive and differential \( \mathrm{t}\overline{\mathrm{t}} \) charge asymmetry measurements using ATLAS and CMS data at \( \sqrt{s}=7 \) and 8 TeV
This paper presents combinations of inclusive and differential measurements of the charge asymmetry (AC) in top quark pair ...
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Open AccessMeasurements of the Higgs boson production and decay rates and constraints on its couplings from a combined ATLAS and CMS analysis of the LHC pp collision data at \( \sqrt{s}=7 \) and 8 TeV
Combined ATLAS and CMS measurements of the Higgs boson production and decay rates, as well as constraints on its couplings to vector bosons and fermions, are presented. The combination is based on the analysis...
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Article
Feasibility of underground NPP and its MCDA-based optimization
The underground nuclear power plant (NPP) makes full use of land resources, reduces costs, makes better use of its passive safety, and avoids radioactivity release into the atmosphere in serious nuclear accide...
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Article
Influence of injection temperature and flow rate on mixing and stratification in small passively cooling enclosures
Thermal mixing and stratification phenomena may occur during the loss of a coolant accident or main steam line break accident in the containment of a Passive Containment Cooling System, or in the suppression ...
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Article
Open AccessMassive individual orbital angular momentum channels for multiplexing enabled by Dammann gratings
Data transmission rates in optical communication systems are approaching the limits of conventional multiplexing methods. Orbital angular momentum (OAM) in optical vortex beams offers a new degree of freedom a...
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Time-resolved two-photon excitation fluorescence spectroscopy and microscopy using a high repetition rate streak camera
We present a time-resolved two-photon excitation fluorescence spectroscopy and a simultaneous time-and spectrum-resolved multifocal multiphoton microscopy system that is based on a high repetition rate picosec...