Most papers are machine-translated to English; some are originally in English.
Showing 50 of 1733 papers
Abstract Background: Chronic kidney disease (CKD) is an increasingly severe global public health issue, with its incidence rising annually and showing a close correlation with the development of atherosclerosis. The atherogenic index of plasma (AIP), a simple lipid-based indicator, has been proven e…
Abstract: [Objective] This study aims to systematically analyze the research integrity risks triggered by AI-assisted academic writing and propose corresponding countermeasures. [Methods] The manifestations of misconduct in AI-assisted writing and literature reviews are systematically summarized, an…
Linear accelerator of the injector of the synchrotron radiation facility SKIF (SRF SKIF) was successfully commissioned. Maximum klystron power values of 50 MW were obtained, including klystrons developed at Budker Institute of Nuclear Physics of Siberian Branch of Russian Academy of Sciences (BINP S…
An 8-channel time-to-digital converter (TDC) with high precision and linearity designed for the electromagneticcalorimeter (EMC) in the Super Tau-charm Facility (STCF) is presented. A 3-level quantization structureis employed in the proposed TDC to achieve high time resolution and wide dynamic range…
Abstract Background: Surgical strategies and the risks of recurrence and metastasis differ significantly between benign and malignant phyllodes tumors of the breast (PTB). Preoperative differentiation between benign and malignant status is crucial for treatment decision-making. Traditional ultrasoun…
Vaccine-preventable diseases impose a heavy health burden on adults, and numerous shortcomings in China's current adult immunization planning urgently need to be addressed and resolved. The "Expert Consensus on Health Promotion Strategies for Adult Vaccination in China" was led by the Institute for …
Vaccine-preventable diseases impose a heavy health burden on adults, and numerous shortcomings in China's current adult immunization planning urgently need to be addressed and resolved. The "Expert Consensus on Health Promotion Strategies for Adult Vaccination in China" was led by the Institute for …
In nuclear decommissioning scenarios, determining the distribution of radiation doses in the spatial domain, especially the location of high-dose areas, plays an important role in monitoring nuclear decommissioning facilities. The conventional method is to perform interpolation between measurement p…
Muon scattering tomography has emerged as a prominent research direction in recent years, showing great potential in various applications such as cargo inspection and nuclear material detection. An increasing number of studies have highlighted the critical importance of incorporating muon momentum i…
Spatiotemporal forecasting of surface soil moisture (SSM) is recognized as a critical scientific issue in precision agricultural irrigation, regional drought monitoring, and early warning systems for extreme precipitation. However, long-term forecasting continues to pose formidable challenges becaus…
Desert lakes are an important link in the water cycle and an important reservoir of water resources in arid and semi-arid areas, playing an important role in maintaining the stability of the regional natural environment. However, studies on the hydrochemical evolution and transformation relationship…
The diversity and discontinuity of plant communities in the oasis–desert ecotone are largely shaped by variations in groundwater depth, yet the relationships between spatial distribution patterns and ecological niches at a regional scale remain insufficiently understood. This study examined the oasi…
Oasis soils in Tunisia are characterized by low soil organic carbon (SOC) stocks, primarily due to their coarse texture and intensive irrigation practices. In the Gataaya Oasis, soils receive 3.000 to 4.000 L/m2 annually through submersion irrigation, leading to a rapid decline in SOC stocks. Despit…
In dryland ecosystems, nitrogen (N) is the primary limiting factor after water availability, constraining both plant productivity and organic matter decomposition while also regulating ecosystem function and service provision. However, the distributions of different soil N fraction stocks in dryland…
Extreme temperature events have intensified across Jordan over the past 40 a, increasing risks to agriculture, water availability, urban infrastructure, and public health. The purpose of this study is to assess the long-term spatial trends and regime shifts in extreme temperature indicators across J…
In this study, a compact X-band dual-mode electron linear accelerator (linac) was developed for medical radiotherapy, which is capable of generating both 100mA/6MeV beams for X-ray radiotherapy (low-energy mode) and 10 mA/13.5MeV beams for electron radiotherapy (high-energy mode). The dual-mode lina…
The advent of large language models represents a new revolution in information technology, and their application will bring new vitality to various industries. This paper focuses on the application of large models in the maritime field, proposing the application prospects as well as the risks and ch…
Increasing human disturbance and climate change have threatened ecological connectivity and structural stability, especially in semi-arid mountain areas with sparse vegetation and weak hydrological regulation. Large-scale ecological restoration, such as adding ecological sources or corridors, is dif…
The Turpan-Hami (Tuha) Basin of China, a critical region on the Silk Road Economic Belt and a major national energy base, occupies a significant position in energy security and in the major industrial clusters in Xinjiang Uygur Autonomous Region, China. Understanding spatial and temporal evolution o…
In this work, a microscopic effective nucleon-nucleon interaction based on the Dirac-Brueckner Hartree-Fock G matrix starting from a bare nucleon-nucleon interaction is used to explore the α-decay half-lives of the nuclei near N = Z line.
The rapid development of artificial intelligence has profoundly transformed social structures and production models, and its application within organizations and its impact on employee work effectiveness have garnered close attention from scholars. To explore the impact of human-AI collaboration sys…
In nuclear decommissioning scenarios, the distribution of radiation doses is typically unknown. To understand the current radiation status during monitoring tasks at nuclear decommissioning facilities, it is crucial to generate continuous and visualized radiation dose distribution images. Convention…
A high-performance low-level radio frequency (LLRF) control system based on a Zynq MPSoC platform has been developed for the digital and intelligent upgrade of the Shanghai Soft X-ray Free-Electron Laser (SXFEL). The system integrates eight 16-bit, 310-MSPS analog-to-digital conversion channels and …
There is a contradiction between the evolution rate of materials and the time resolution of SR-CT characterization in the in situ synchrotron radiation computed tomography (SR-CT) characterization of ultrafast evolution process. The sampling strategy of the ultra-sparse angle is an effective method …
Library science is essentially library management science, a discipline centered on humans. Librarians constitute the sole subject and core object of library management, and their human nature assumption represents the first principle of library science. Readers are the exclusive research subject on…
We present CombineFit, a novel approach for estimating the signal number in low-statistics measurements. Traditional binned maximum likelihood and template fitting techniques often suffer from significant bias and increased uncertainties when the statistics of templates or target data are limited. C…
The influence of spin–orbit coupling strength ($W$) on the structure and two-proton ($2p$) radioactivity of $^{18}$Mg is investigated using the spherical Skyrme–Hartree–Fock–Bogoliubov (SHFB) approach with the SLy4 interaction and a mean-field cluster potential model. Our calculations reveal that in…
Inspired by recent research on the $p \Omega$ and $p \bar{\Lambda}$ systems, we investigate the $p \bar{\Omega}$ systems within the framework of the quark delocalization color screening model. Our result indicates that the nucleon-$\bar{\Omega}$ interaction is slightly stronger than the nucleon-$\Om…
Abstract Background: Colorectal cancer is the malignant tumor with the second highest incidence rate globally. Research indicates that iron metabolism is involved in multiple stages of tumor progression, including tumor cell proliferation and regulation of the immune microenvironment. In clinical pr…
Breast cancer remains one of the most significant global health challenges. Patient survival rates drop drastically when cancer cells spread to adjacent or distant tissues and organs, resulting in distant metastasis. Consequently, early diagnosis and the prediction of malignant potential are critica…
Single-crystal chemical vapor deposition (CVD) diamond is a promising material for radiation detectors operating in extreme environments, owing to its outstanding radiation hardness. As nuclear and high-energy physics applications demand particle detectors that withstand higher radiation fluences, u…
To address the well-known "resolution–photon efficiency" trade-off, we developed a lens-coupled X-ray tube-based indirect imaging system that incorporated a thick scintillator plate and lens with a large numerical aperture. This configuration provided sufficient photon flux while maintaining a theor…
In this study, we compared analytical and machine learning models for two-dimensional nondestructive localization of radioactive sources within a simulated waste drum. A 60Co gamma source was located at 72 different positions within the simulated drum. A reflector-coated liquid light guide (LLG) sys…
Transmission neutron spectra from a pure 238U slab sample (dimensions: 100 mm × 100 mm × 20 mm) bombarded by broad-spectrum neutrons were measured at 0° using the time-of-flight method. The experiment was carried out at the Radioactive Ion Beam Line of the Heavy Ion Research Facility in Lanzhou at t…
Abstract：As a novel mobile nuclear power supply, the gas-cooled microreactor (GMR) has important application value in power supply in remote areas and microgrids. However, under typical fault scenarios such as reactivity disturbance, precooler/intercooler flow loss, and main circuit helium leakage, …
In the AI era, traditional definitions of creativity can no longer accurately describe the value distinction between the intelligent activities of humans and AI. The "high-score" performance of AI in traditional creativity tasks has fueled the illusion that "AI possesses high creativity." In fact, t…
Proton capture reactions from silicon to phosphorus play a crucial role in hydrogen burning during nova explosions. However, experimental measurements of reactions involving radioactive isotopes or extremely short-lived nuclei are exceptionally challenging. Calculating the spectroscopic factors for …
Numerous irregular and fragmented complex forms in nature can be effectively generated and described by fractal geometry through self-similar iteration. However, fractal self-similarity in nature is limited to a specific scale range, with a clear scale boundary. An imaginary dimensional cohaesal ite…
Physical space is the only medium for light propagation; air, water, glass, etc., are not. Atomic nuclei within these “medium” curve the surrounding physical space, causing photons to follow curved trajectories at the microscopic level during propagation. Meanwhile, the light speed (magnitude) remai…
This study aims to construct a unified, systematic, and referable knowledge framework for the annotation of art image datasets, addressing the issues of ambiguous definitions and inconsistent results caused by the lack of common standards during the annotation process. To achieve this goal, based on…
Binaural Beats (BB) represent a convenient, low-cost neuromodulation method applicable to daily life, possessing potential analgesic effects. This study utilized $\alpha$-band BB as a stimulus to compare its differences with Monaural Beats (MB) and white noise in terms of pain modulation and neural …
The framing effect is a robust phenomenon that violates the axioms of rational decision-making. This study aims to examine whether framing effects exist in intertemporal decision-making within the loss domain and to explore their potential impact on debt swap policies. The findings indicate that: (1…
Through a test simulation study where polytomous items are scored non-continuously, the results show that the bias and root mean square error (RMSE) of item parameters under the Logistic weighted model are relatively small. This indicates that the Logistic weighted model can simulate non-continuous …
To investigate the distribution characteristics and driving factors of the biomass of the endangered seagrass Halophila beccarii along the coast of South China, this study focused on H. beccarii across six regions (Huachang Bay, Yangpu, Shajing, Tangjiawan, Yifengxi, and Zhao'an) in four provinces (…
Spasmodic torticollis, as a form of focal dystonia, severely impacts the quality of life of patients. This review focuses on the progress of applying neuromuscular training nursing in spasmodic torticollis. Through a comprehensive analysis of relevant studies, it elucidates the mechanisms and practi…
Abstract Objective: To explore the clinical manifestations, dynamic evolution, psychological functions, and clinical intervention strategies of regressive attachment in adolescent depression. Methods: This study employed a first-person self-observation method. The case subject continuously wrote "il…
According to Planck’s law, the energy density for photons with radiation frequency $f$ is based on the assumption that the photons’ frequency has a continuous distribution, with an infinitesimal frequency interval $df$ approaching zero. By integrating over the continuous frequencies, the energy dens…
The "Communiqué of the Fourth Plenary Session of the 20th Central Committee of the Communist Party of China" mentions high-quality development 10 times, particularly emphasizing that economic and social development during the "15th Five-Year Plan" period should "take the promotion of high-quality de…
Large Language Models (LLMs) are increasingly applied in high-sensitivity scenarios such as education and career counseling, raising concerns about the potential risks of gender stereotypes. This study examines the performance and impact of LLMs regarding the stereotype that "females have strong emp…
Gamma-ray imaging plays a crucial role in source-term monitoring and consequence management of nuclear power plants. These applications typically involve mapping of spatial radiation distributions consisting of various isotopes. This requires the imaging equipment to achieve not only an 4π field-of-…
