Automatically translated preprints from the Chinese arXiv (ChinaXiv).
Showing 50 of 1495 papers
On social media, posts expressing a desire to "return to senior year of high school for a couple of days" are frequently observed. To investigate the nostalgic psychology toward high school among college student populations, this study employs a questionnaire survey methodology, innovatively integra…
This paper demonstrates, through experiments on the relative motion of coils and magnets and through case analyses of numerous electromagnetic interactions, that Weber's original viewpoint on unipolar induction is correct. Furthermore, the experimental analysis also indicates that, compared with the…
Alzheimer's disease exhibits extremely high incidence and mortality rates. As a clinical prodromal stage, investigating the formation and development mechanisms of amnestic mild cognitive impairment (aMCI) contributes to the prevention of Alzheimer's disease onset. Existing research demonstrates tha…
Background Locally advanced gastric cancer primarily includes stage III gastric cancer, which is mainly managed with comprehensive therapy. Postoperative recurrence is a key factor affecting patient prognosis. Objective To investigate the factors influencing long-term prognosis in stage III gastric …
The helium bubbles induced by 14 MeV neutron irradiation can cause intergranular fractures in reduced activation ferritic martensitic (RAFM) steel, which is a candidate structural material for fusion reactors. In order to elucidate the susceptibility of different grain boundaries (GBs) to helium-ind…
Objective. To investigate the principal differential metabolites of Xihuang Pill (XHP) in rat serum and the mechanism of related metabolic pathways in breast cancer. Methods. Metabolites in the XHP drug serum group and blank serum group were analyzed qualitatively and quantitatively using liquid chr…
Social hierarchy is a dynamically evolving multidimensional system, whose acquisition can be categorized into three major pathways. The dominance pathway emphasizes resource acquisition through aggression and threat, having evolved under intense sexual selection pressure. The competence pathway high…
Under the backdrop of rural revitalization, how to comprehensively and effectively measure the post-poverty-alleviation living environment and accurately understand the negative impacts of poverty experience and its dynamics on child development, as well as the underlying mechanisms, has emerged as …
High-end electricity meter export represents the expected direction for the development of the electricity meter industry in the coming years. This paper will discuss three thematic topics: the innovative achievements of China's high-end electric energy metering technology in recent years; deepening…
This passage primarily introduces the electricity information collection system construction to be completed by State Grid between 2010 and 2014, with particular focus on the application and challenges of local narrowband carrier communication methods. The article also mentions collaborative researc…
The Veto detector of the external target facility (ETF) at the Heavy Ion Research Facility in Lanzhou - Cooling Storage Ring (HIRFL-CSR) was calibrated using cosmic rays. The calibration work was primarily divided into two components: position calibration and time calibration. Position calibration y…
The yield ratios of neutron-proton (R(n/p)) and 3H-3He (R(3H/3He)) with reduced rapidity from 0 to 0.5 were simulated for 50 MeV/u even-even 36-56Ca + 40Ca, even-even 48-78Ni + 58Ni and 100-139Sn (every third isotopes) + 112Sn at full reduced impact parameters using the isospin-dependent quantum mol…
Detailed content feedback promotes deep-level learning, such as transfer. However, how the presentation mode of feedback in teacher-student interactions influences long-term learning transfer and its interpersonal neural basis remains unclear. This study employed a face-to-face teacher-student quest…
Smart electricity meters are not merely devices for measuring electricity consumption; they have become core components of the smart grid, enabling efficient monitoring, forecasting, and management of electricity usage. After gaining an in-depth understanding of the evolutionary process of smart ele…
This passage primarily describes the transformation of State Grid's investment strategy regarding smart meters and distribution networks, along with its implications for the metering industry. State Grid has shifted its investment priority from smart meters to new-generation smart substation demonst…
During the "13th Five-Year Plan" period, the State Grid smart meter market will undergo significant transformation, wherein demand for smart meters will decline substantially while demand for supporting equipment such as pluggable meter boxes will increase. Confronted with this market shift, traditi…
A preliminary exploration of grid measurement equipment, intelligent control systems, and the development direction of smart meters in China. The article first reviews the origin and development of smart grids, including their definition, concepts, and construction approaches. It then explores the t…
The "Four-meter Centralized Collection" initiative rapidly gained momentum in August 2015 following a notice from the Marketing Department of State Grid. This notice promoted the unified collection of electricity, water, gas, and heat meter data, triggering widespread attention both within and outsi…
[Objective] To analyze the overall landscape and development pathways of English-language medical journals in China, propose recommendations for their advancement, and provide references for the improvement of Chinese medical scientific journals and the construction of a world-class medical scientif…
【Objective】To enhance medical journal editors' ability to identify suspected academic misconduct submissions involving duplicate submission, and to provide references for improving the accuracy of initial manuscript review. 【Methods】Taking manuscripts rejected due to duplicate submission from the Jo…
【Objective】To construct evaluation indicators for journal hot terms and, through a hot term ranking service, help users quickly and intuitively understand the frontier fields and research directions of journals. 【Methods】Utilizing the web literature survey method to analyze characteristics of entrie…
Objective: The new medical education initiative proposed by the Ministry of Education has opened up new directions and ideas for column construction in comprehensive medical journals. This study investigates the current status of interdisciplinary column construction in the medical editions of five …
[Objective] This study explores strategies for coal field scientific journals to serve the "dual carbon" goals and contribute to China's "dual carbon" objectives from a journal perspective. [Method] Employing case analysis, this paper examines the core journal "Coal Conversion" in the coal field, el…
Background: In clinical practice, children with Henoch-Schönlein purpura nephritis (HSPN) frequently present with elevated fibrinogen (FIB) levels; however, investigations into the correlation between FIB and renal pathological changes remain limited. Objective: To explore the correlation between FI…
Background: Current research on physical fitness test scores of high school students predominantly focuses on local areas within provinces or cities, with few large-scale, multi-center studies covering entire regions. The widespread implementation of online and offline blended teaching in schools in…
This paper studies the regularity of weak solutions to non-degenerate divergence form subelliptic equations on the Heisenberg group. Based on more general assumptions on the coefficient matrix, this paper establishes, for both homogeneous and inhomogeneous cases, horizontal Calderón-Zygmund estimate…
Gas X-ray polarimetry refers to a class of detectors designed for measuring soft X-ray polarization. Systematic effects inherent to these detectors introduce residual modulation, resulting in systematic bias in the detected polarization of sources. This work discusses these systematic effects and th…
Bombesin receptor subtype-3 (BRS3) is an important orphan G protein-coupled receptor that regulates energy homeostasis and insulin secretion. As a member of the bombesin receptor (BnR) family, which includes neuromedin B receptor (NMBR) and gastrin-releasing peptide receptor (GRPR), the lack of know…
Drip irrigation and flood irrigation are major irrigation methods for maize crops in the Hetao Irrigation District, Inner Mongolia Autonomous Region, China. This research delves into the effects of these irrigation methods on carbon dioxide (CO2) exchange and crop growth in this region. The experime…
Land use and cover change (LUCC) is the most direct manifestation of the interaction between anthropological activities and the natural environment on Earth's surface, with significant impacts on the environment and social economy. Rapid economic development and climate change have resulted in signi…
Severe soil erosion and drought are the two main factors affecting the ecological security of the Loess Plateau, China. Investigating the influence of drought on soil conservation service is of great importance to regional environmental protection and sustainable development. However, there is littl…
By the Skyrme density functional theory (DFT), potential energy surfaces (PES) of $^{240}$Pu with constraints on the axial quadrupole and octupole deformations($q_{20}$ and $q_{30}$) are calculated.The volume-like, and the surface-like pairing forces, and the mixing between these two forces are used…
Objective: To summarize the therapeutic effects of symptomatic nursing interventions in a patient with advanced breast cancer and metastases to the ribs, lungs, and liver during treatment with DS8201 (ENHERTU). Methods: A patient with breast cancer and multiple metastases, admitted on January 4, 202…
This study aims to accurately predict shifts in match trends and trajectories by analyzing match flow. To capture match flow, we first defined an A-value and developed a decision tree model. Furthermore, we constructed a nonlinear autoregressive neural network to implement predictive functionality. …
With the digitalization and intelligence of enterprise operations and the platformization of management, emergent leadership among employees has gradually become a key force underpinning organizations. Consequently, the mechanisms of leadership emergence in online work contexts have emerged as an ur…
This paper analyzes the major challenges currently facing Large Language Models (LLMs) and proposes concrete solutions. It identifies that the representation and computation of probabilistic conceptual structure models is crucial, provides a brief overview of the related technology—Deep Semantic Mod…
Dysphagia is a common geriatric syndrome with an increasing incidence year by year, which can easily lead to complications such as aspiration pneumonia and asphyxiation. Currently, research on the status quo of dysphagia and its influencing factors in community-dwelling elderly populations is relati…
Cardiovascular disease (CVD) is the leading cause of mortality in China and worldwide, and lipid metabolism disorders are important risk factors for CVD. Understanding the prevalence of dyslipidemia during childhood and adolescence facilitates early prevention of dyslipidemia in adulthood. Objective…
The synergistic damage effect of irradiation and corrosion of reactor structural materials has been a prominent research focus. This paper provides a comprehensive review of the synergistic effects on the third- and fourth-generation fission nuclear energy structural materials used in pressurized wa…
OpenAI's Generative Pre-trained Transformer 4 (GPT-4) is a powerful large language model with a certain degree of intelligence in understanding and generating coherent text. We are exploring whether GPT-4 is capable of acting as a die, i.e. generating random numbers. We show that GPT-4 does not appe…
Memory consolidation typically occurs slowly during periods of rest or sleep following memory encoding. However, under stressful conditions, memories may be rapidly consolidated. Given the long-standing lack of quantitative methods for neural activity during human memory consolidation, the mechanism…
This paper introduces the initial objectives of the GE smart meter joint venture jointly launched by State Grid Corporation, General Electric (GE), Luneng Group, and China Electric Power Research Institute, encompassing the joint venture parties, strategy, objectives, and project progress. Additiona…
Intelligent terminals, building upon measurement technology, have already expanded into research on intelligent control and compensation technologies. The development and application of this technology hold significant importance for improving the efficiency and stability of power systems. First, me…
Background Hierarchical medical system is one of the primary objectives of healthcare reform. The Guidance on Promoting the Construction of Hierarchical Medical System (Guobanfa [2015] No. 70) issued by the General Office of the State Council in 2015 proposed that the proportion of outpatient visits…
Background Chronic diseases have become a major public health problem affecting population health. The number of chronic disease patients in China continues to increase, the number of deaths is rising year by year, and the disease burden on patients is gradually intensifying. Understanding the chang…
Background Liver macrophages play crucial roles in constructing host defense mechanisms and maintaining internal environmental homeostasis, and represent important cellular components involved in liver injury and repair. Monocyte-derived macrophages differ from liver resident macrophages in terms of…
Background: In the current rehabilitation environment, emotional problems and cognitive dysfunction in stroke patients are more concealed compared with motor, speech, and swallowing issues, and thus receive insufficient attention in clinical rehabilitation. However, these problems can cause adverse …
The present study examined whether a high-level construal mindset promotes categorizing information according to thematic relations. In two experiments, the construal-level priming task was used to initiate a high-level versus low-level construal mindset, and then all participants were asked to comp…
Globular clusters harbor numerous millisecond pulsars; however, the detection of long-period pulsars within these clusters has been notably scarce. The search for long-period pulsars encounters significant challenges due to pronounced red noise interference, necessitating the crucial step of red noi…
In this paper, the analytic necessary and sufficient conditions are obtained for the CP-conserving two-Higgs-doublet potential to be bounded from below using the co-positivity of tensors. This is achieved by treating the potential as a quartic homogeneous polynomial in the moduli of the two Higgs do…
