Most papers are machine-translated to English; some are originally in English.
Showing 50 of 1733 papers
With the introduction of the "dual carbon" goals, carbon emission analysis of power systems has become a crucial research direction for the low-carbon transition of the power industry. Existing methods fail to consider the uncertainty of source-side carbon metering, treating the carbon emission inte…
Induction heating is an indispensable non-contact heat source for advanced thermal manufacturing and in-situ high-temperature characterization, yet conventional low-/mid-frequency systems suffer from large skin depth and diffuse energy deposition, resulting in sluggish heating that fails to meet the…
This paper presents an algorithm that combines track finding and track fitting, designed for track reconstruction in the Electron-ion Collider in China (EicC). The algorithm's goal is to fulfill the criterion of high track reconstruction efficiency. The algorithm is modularly constructed, leveraging…
Neural networks, as the most important machine learning method, have been widely used in cognitive diagnosis; however, there is currently no simple and universal neural network cognitive diagnosis method. Therefore, a Q-matrix constrained neural network cognitive diagnosis method (Bi-QNN) is propose…
The High Energy Photon Source (HEPS) is a high-performance and high-energy synchrotron radiation light source with a beam energy of 6 GeV and an ultra-low emittance of 34 pm·rad. In order to enable users to fully harness the potential of this high-brightness beam, it is essential to maintain the sta…
"Medically Unexplained Symptoms" (MUS) has become a significant public health issue. The biomedical interpretation of MUS fails to address the numerous dilemmas faced by individuals with MUS; clinically, problems of overdiagnosis and overtreatment are prominent. Starting from the narrative medicine …
Background: Cardiovascular disease (CVD) poses a severe threat to the life and health of residents, and its prevention and treatment effectiveness largely depend on scientific and rational medical decision-making. With the development of the shared decision-making (SDM) model, patient decision aids …
Abstract Background: As the burden of chronic diseases increases, promoting healthy behaviors among residents has become a critical goal for public health. Despite the gradual improvement in health literacy and management awareness, a significant gap remains between knowledge and behavior. The Behav…
In the study of beam dynamics for high-intensity linear accelerators, 3D multi-particle simulations based on the particle-in-cell (PIC) algorithm are necessary due to numerous nonlinear effects caused by strong space charge effects. However, since such simulations require a large amount of computati…
Abstract Background: Resilience can effectively improve health outcomes and enhance the quality of life for adolescents with type 1 diabetes (T1D). However, this population is deeply troubled by multi-source stigma, which severely impairs their resilience. Currently, the mechanism by which different…
Abstract Background: Construction workers face severe mental health challenges, with the prevalence of anxiety, depression, stress, and burnout being significantly higher than in other industries. However, existing research is mostly limited to a "problem-oriented" approach, relying excessively on c…
Common ingroup identity refers to the assignment of a superordinate identity to two originally independent groups, transforming the cognitive representation of group members from two subgroups into a single common ingroup. By extending the positive affect toward ingroup members to members of the for…
In this paper, we propose a novel design for a stationary CT system, termed the Alternating Source-Detector Array stationary CT (ASDA-sCT). The ASDA-sCT system comprises an array of miniature carbon nanotube X-ray sources and a detector array strategically positioned in the gaps between sources. To …
Stochastic vibration in nuclear power plants can amplify cyclic stress, vibratory displacement, and velocity response of straight fluid-conveying pipes in the primary loop. To address this, a stochastic-vibration mathematical model for clamped-clamped straight pipes under stochastic excitation is es…
The high-order deformation effects in even-even 246,248No are investigated by means of pairing self-consistent Woods-Saxon-Strutinsky calculations using the potential-energy-surface (PES) approach in an ex-tended deformation space (β2, β3, β4, β5, β6, β7, β8). Based on the calculated two-dimensional…
Objective: To investigate the application effects of the Pro-kin balance system combined with isokinetic closed-chain training on functional recovery and knee joint biomechanics in male basketball players after anterior cruciate ligament (ACL) reconstruction. Methods: A total of 588 male basketball …
To investigate the response characteristics of different parts of the head under whole-body vibration environments, a full-body finite element model with detailed skeletal and muscular soft tissues was developed. The first-order vertical resonance frequency and head-to-seat vibration transmissibilit…
Research Results and Analysis Objective: To analyze the biomechanical characteristics of single-leg standing and single-leg landing in the dominant and non-dominant legs of volleyball players, and to explore the differences in dynamic and static balance abilities between the dominant and non-dominan…
Piezoelectric materials can be used to harvest ocean wave energy by directly converting wave energy into electrical energy. Combining piezoelectric membranes with flexible membranes to form a submerged breakwater structure can serve as a new type of wave energy conversion device, possessing the dual…
The dispersion and polarization characteristics of Scholte waves excited by sound sources in shallow water are of great significance for target detection; however, current understanding of Scholte waves excited by pulsed and continuous point sources remains insufficient. This study investigates the …
The Euler equations represent a typical class of nonlinear hyperbolic conservation laws, the solutions of which may contain discontinuities. This characteristic makes high-order numerical schemes prone to non-physical oscillations near discontinuities when solving the Euler equations. Based on the c…
Thermal stratification is one of the primary causes of thermal fatigue failure in the piping systems of pressurized water reactors (PWRs). This study aims to investigate the transient thermal distribution characteristics of piping structures caused by thermal stratification in reactor configurations…
The core components of High-Temperature Gas-cooled Reactors (HTGRs) are primarily composed of graphite materials. Under high temperature and irradiation, the mechanical properties of graphite materials undergo changes, which ultimately affect the load-bearing capacity of the core components. Therefo…
To address the challenges of high difficulty and low efficiency in traditional 3D mesoscale concrete numerical models, which hinder their application, a frictional debonding failure method for 3D models is adopted. This approach avoids the complexity of traditionally establishing physical transition…
Based on equivalent homogenization theory, a multi-scale simulation study was conducted to investigate the influence of mesoscopic aggregate factors on the mechanical behavior of reinforced concrete (RC) columns under eccentric compression. This was achieved by establishing both mesoscopic numerical…
To improve the prediction accuracy of the performance of short fiber-reinforced rubber composites (SFRCs), and considering that most fibers within these composites exhibit a random wavy shape, a discretization modeling method was employed to establish a two-dimensional representative volume element …
To investigate the shear performance of fully grouted prestressed anchors against shear-slip bodies, a method for calculating the minimum required support resistance of a slip body is proposed based on shear-slip theory. The neutral point position and support force calculation methods for fully grou…
To satisfy the requirements for structural lightweighting and energy absorption, superior energy-absorbing box structures were designed and investigated. The quasi-static axial compression behavior of tapered energy-absorbing boxes filled with functionally graded aluminum foam was simulated, and a l…
Thin-walled structures are widely utilized in fields such as transportation due to their advantages of light weight, low manufacturing cost, and high energy absorption efficiency. To improve the energy absorption performance of traditional straight tubes and corrugated tubes, a tapered thin-walled t…
To investigate the free vibration and dynamic response of metal/ceramic functionally graded plates with internal porosity in fluid, the fluid velocity potential function and hydrodynamic pressure were calculated based on three types of plate-fluid interaction boundary conditions. A calculation model…
Existing research has found that micro-textures help reduce friction and vibration in gear systems. To analyze the dynamic performance of micro-textured gears, their meshing stiffness is investigated. In this study, bionic tooth surface textures were designed by simulating shark skin surface texture…
A method for vibration load parameter identification of piping systems based on limited measurement point information is proposed and validated. Finite element modeling of the forward vibration problem for a typical engine piping system was conducted, and the effectiveness of the established finite …
Cold-formed thin-walled members are highly susceptible to the effects of interaction between multiple instability modes. Research on the mechanical mechanisms of interaction buckling for members with different cross-sectional shapes and material types urgently needs improvement and development. An a…
Space objects in Geostationary Earth Orbit (GEO) present significant detection challenges in optical imaging due to weak signals, complex stellar backgrounds, and environmental interference. In this paper, we enhance high-frequency features of GEO targets while suppressing background noise at the si…
Backups refer to employees who are ultimately assigned by an organization to undertake a specific task or role but were not the primary choice for that position. In recent years, this group has gradually gained attention from scholars. However, existing research has overlooked the impact of being a …
As the core of high-level cognitive functions, working memory relies on the dynamic synergy of the prefrontal-hippocampal-medial septal neural circuit, in which theta-gamma phase-amplitude coupling (TG-PAC) serves as a key mechanism for cross-regional information integration. This paper systematical…
Light nuclei collective flow is an important probe for understanding their production mechanisms in heavy-ion collisions. The STAR collaboration has reported that the atomic mass number (A) scaling of light nuclei elliptic flow v2 is broken at $\sqrt{s_{NN}} = 3.0-3.9$ GeV. The observations reveals …
The Super Tau-Charm Facility (STCF) is a next-generation electron-positron collider being developed in China, designed to achieve a peak luminosity exceeding 5×10^34 cm^(-2) s^(-1) at the optimal beam energy of 2 GeV. Achieving this goal relies on a crab-waist collision scheme with a large crossing …
High-altitude intense pulsed $\gamma$-rays propagate through the upper atmosphere to generate intense radiation fields, which can lead to performance degradation or functional failure of electronic systems in orbiting spacecraft. By employing the Monte Carlo method combined with variance reduction t…
The simultaneous quantification of actinides and nitric acids in nuclear fuel reprocessing is critical, yet conventional absorption spectroscopy faces a fundamental limitation: its reliance on a single, fixed optical path length, which forces a compromise between sensitivity and dynamic range for mu…
A Frequency Modulated Continues Wave (FMCW) reflectometry with heterodyne detec- tion regime is developed for measuring the electron density profile in front of the ICRH antenna in Wendelstein 7-X (W7-X). The dual-band set up consists of the one at E-band (60GHz-90GHz) and another at W-band (75GHz-1…
X-ray absorption fine structure (XAFS) is an important structural analysis technique widely used to study the oxidation states, coordination environments, and neighboring atomic characteristics of amorphous materials and disordered systems. However, due to the complexity of XAFS spectra, their inter…
Three-quasiparticle K-isomeric states in odd-mass N=106 isotones within the A~180 mass region are systematically investigated using configuration-constrained potential energy surface calculations. The calculations successfully reproduce the excitation energies and deformations of known high-K isomer…
Cryomodules are key systems in SHINE. To achieve a high quality factor Q0 for the superconducting cavities in cryomodules, it is essential to provide a weak magnetic field operating environment. Efficient magnetic shielding for superconducting cavities effectively shields against background magnetic…
Based on collisions between the 100 PW laser and 8 GeV superconducting linear accelerator constructing in Shanghai High Repetition Rate X-ray Free Electron Laser and Extreme Light Facility, the building of GeV-level γ-ray as well as positron beams are proposed according to particle-in-cell simulatio…
Recent investigations suggest that in a fourth-generation light source, where both fundamental-frequency andharmonic RF cavities are commonly used for bunch lengthening, variations in radiation energy loss per turn (U0)could cause a significant change in bunch length. It is necessary to compensate f…
Computed tomography (CT) is an indispensable tool in clinical diagnosis. Nevertheless, it also involves non-negligible risks due to exposure to ionizing radiation. To accurately evaluate the radiation dose received by Chinese adults during CT examinations, we analyze the relationships between body s…
Exploring the coupling and coordination relationship between new-type urbanization and agricultural modernization (the "two modernizations") in the Yellow River Basin is of great significance for implementing the strategy of ecological protection and high-quality development of the Yellow River Basi…
The Circular Electron Positron Collider (CEPC) is a next-generation electron–positron collider proposed for the precise measurement of the properties of the Higgs boson. To emphasize boson separation and jet reconstruction, the baseline design of the CEPC detector was guided by the particle flow alg…
This paper examines the fundamental concepts of the metaverse and industrial metaverse, along with the characteristics of their key enabling technologies, and argues that the industrial metaverse represents a new stage in the digitalization and intelligentization of industry and the broader industri…
