Automatically translated preprints from the Chinese arXiv (ChinaXiv).
Showing 50 of 1495 papers
To address the problems of low work efficiency, high safety risk, and survey blind spots in the investigation of high-steep dangerous rock masses, this study takes the No. 1 high-elevation dangerous rock mass at a hydropower project as an example and establishes an investigation system for such rock…
Gas storage facilities are critical components of compressed air energy storage (CAES) power stations, and lined rock cavern gas storage facilities have attracted widespread industry attention due to their flexible siting and scalable capacity. Accurately determining the magnitude of internal pressu…
The dam site area of Zhangjiazhai Reservoir in Guizhou is affected by the coupling effect of karst and igneous rock intrusion, where multiple deep weathering troughs have developed, posing severe challenges to engineering construction. Through surface geological survey, pit and trench exploration, d…
Landslide disasters constitute one of the primary natural disasters in human history. Understanding calculation methods for landslide residual sliding force enables the targeted design of landslide treatment schemes. Given the current scarcity of research and engineering practice on wedge-shaped lan…
To investigate the effects of freeze-thaw cycles and immersion on the physicochemical properties, deformation characteristics, and state of dispersive clay, laboratory physical, chemical, and compression tests were conducted on dispersive clay, and a compression deformation formula for dispersive cl…
Investigating the development and evolution characteristics and disaster-forming dynamic processes of typical geological hazards along arterial highways in seismically active mountainous regions holds significant theoretical and practical importance for early hazard identification, risk assessment, …
Red beds mainly refer to continental clastic rocks formed during the Jurassic, Cretaceous, Paleogene, and Neogene periods, dominated by lacustrine, fluvial-lacustrine alternating, or piedmont alluvial facies, which are exposed worldwide. For red bed slopes with interbedded sandstone and mudstone, th…
This study focuses on the application of ground-source heat pump systems in subway stations, specifically addressing the thermo-mechanical coupling response and heat transfer mechanism of energy slabs. Currently, the thermal performance and structural safety of such structures under real operating c…
In karst regions, leakage issues have consistently been pivotal to the success or failure of dam and reservoir construction projects. The spatial complexity and dynamic evolutionary nature of karst development determine the intricacy of karst leakage problems. This paper analyzes the leakage charact…
The mountainous areas of Southwest China are characterized by steep terrain, deeply incised valleys, and complex geological structures. Debris flows, as the primary type of geological hazard in this region, severely restrict regional economic development due to their typical characteristics of beyon…
This paper proposes a real-time sensing method based on the dynamic response of an operating metro system to monitor the impact of adjacent construction activities on shield tunnels. The effectiveness of the method is verified through a combination of numerical simulation and model testing. The simu…
Disintegration and fragmentation effects are ubiquitous in the motion of high-elevation rockslides, capable of altering both the material state and kinematic state of the landslide mass, thereby influencing its energy distribution and dynamic transmission characteristics. To investigate the disinteg…
To investigate the distribution characteristics and evolution patterns of plastic zones in stratified surrounding rock, the boundaries of rock mass plastic zones considering rock mass anisotropy in both hydrostatic and non-hydrostatic pressure fields were derived based on the modified Hoek-Brown cri…
Fault slip behavior is fundamental to understanding earthquake nucleation and rupture mechanisms. In nature, faults predominantly occur as gouge-bearing structures due to friction and wear from fault activity, with their frictional properties governed by mineral composition and temperature condition…
This article presents a case of rheumatoid arthritis with cold-dampness obstruction pattern, treated with medicinal moxibustion combined with herbal bamboo cupping therapy, together with routine nursing interventions including dietary guidance, psychological nursing care, daily living assistance, he…
New-quality legal technology, represented by artificial intelligence, is engendering a series of transformative changes in knowledge management, organizational models, and business paradigms within the legal profession. The traditional advantageous position of the legal profession is diminishing, wh…
To investigate the spatial distribution heterogeneity of soil nutrients beneath Tianshan spruce forests and provide a foundational basis for forest health evaluation of Tianshan spruce (Picea schrenkiana var. tian⁃schanica) stands, this study was conducted across four research regions selected along…
The stoichiometric relationships of carbon (C), nitrogen (N), and phosphorus (P) in vegetation-soil systems are crucial for understanding the ecological functions of different vegetation types. Taking four typical artificial vegetation types (poplar, Mongolian pine, Chinese pine, and Caragana korshi…
Soil moisture is crucial for vegetation growth and terrestrial ecosystems, particularly playing a decisive role in the provision of ecosystem services in mountain forest ecosystems in arid and semi-arid regions. Using remote sensing soil moisture data, this study investigated the temporal dynamics a…
As core spatial units within oasis systems that accommodate population agglomeration, economic activities, and public service functions, oasis cities experience expansion processes that are not only constrained by oasis ecological patterns but also spatially drive oasis evolution. Systematically ide…
This study investigates the coupling and interactive relationship between new-type urbanization and low-carbon development, providing support for achieving transformation in new-type urbanization, promoting carbon emission reduction, and facilitating high-quality regional development. Based on panel…
To explore the co-evolutionary mechanism between new quality productive forces and new-type urbanization, alleviate their contradictions, and facilitate the achievement of Chinese-style modernization development goals, this study takes China's 31 provinces (municipalities and autonomous regions) as …
The implementation of ecological water transfer and other policies in the Heihe River Basin has effectively alleviated the trend of ecological environment deterioration, with significant improvements in ecological environment quality. In existing research findings for this basin, studies on the spat…
Gansu Province holds a pivotal strategic position in national ecological construction. Investigating the coupling coordination and its driving factors between new-type urbanization and ecological security status in Gansu Province is of great significance for consolidating the ecological security bar…
Reducing social vulnerability is of great significance for natural disaster risk prevention. At the county-level unit scale, three types of hazard-bearing bodies—population, economy, and crop farming—were selected to construct a region-appropriate social vulnerability assessment indicator system, ev…
Taking the Tianshan spruce forest in the central Tianshan Mountains as the research object, and based on the functional value method, this study conducted a quantitative visualization analysis of the spatial pattern of ecological service value using the Getis-Ord Gi* hotspot analysis method. The res…
Glaciers are one of the key objects of natural resource survey and monitoring on the Tibetan Plateau, and the investigation, monitoring, and research of glaciers are of great significance for climate change research on the Tibetan Plateau. This study took glaciers on the Tibetan Plateau as the resea…
In the summer of 2023, the Hexi Corridor experienced the strongest regional high-temperature and drought event in nearly 60 years, with frequent strong winds and dust weather; on September 6–7, Minqin County recorded the strongest September dust storm in nearly 40 years. Two strong dust storm proces…
Scientifically quantifying and analyzing the water footprint of renewable energy-based hydrogen production and its water-saving potential is of great significance for the high-quality development of the hydrogen energy industry and sustainable utilization of water resources in the provinces (autonom…
Hail represents one of the extreme weather phenomena induced by severe convection, featuring rapid development and substantial hazards, particularly posing a grave threat to the Longdong region where agriculture constitutes the primary economic sector. Against the backdrop of climate warming, in-dep…
Developing agricultural socialized services constitutes an important component of agricultural modernization construction. Under the "dual security" framework for grain and ecology, investigating its contribution to grain ecological efficiency holds significant importance for achieving sustainable a…
Under global warming, the disaster risk posed by extreme precipitation events is increasingly intensifying, posing severe threats to regional socio-economic development and public life and property safety. This study first conducts a spatiotemporal characteristic analysis of eight extreme precipitat…
As an important force for maintaining social norms, the potential of third-party intervention in promoting prosocial behavior has garnered extensive attention from researchers. To systematically examine the strength of the prosocial effects of third-party intervention and its influencing factors, th…
Background Accurate assessment of immune-related adverse events (irAEs) in cancer patients through patient-reported outcomes facilitates early identification of irAEs and timely development and implementation of targeted interventions, which is essential for ensuring continuous treatment and favorab…
Background Currently, six ALK inhibitors (including crizotinib, alectinib, ceritinib, brigatinib, ensartinib, and lorlatinib) have been approved for first-line treatment of ALK-positive advanced non-small cell lung cancer, yet clinical selection remains challenging. Objective To comprehensively eval…
Background Traditional Chinese medicine theory holds that syndrome distribution is closely related to region, but there is currently a lack of clinical studies on the differences in clinical characteristics and syndrome distribution among lung cancer patients in different regions. Objective To analy…
Voluntary language switching refers to self-initiated language switching by bilinguals. Compared with cued language switching, voluntary language switching under conditions of high lexical accessibility and high linguistic freedom elicits significantly reduced switching costs, even approaching nulli…
Colorectal cancer, as one of the malignant tumors with persistently high incidence and mortality rates worldwide, poses a serious threat to human health. Moreover, the early diagnosis rate of colorectal cancer is relatively low, and many patients are already in middle and advanced stages at the time…
Background Chinese Visceral Adiposity Index (CVAI) is a novel obesity indicator that has been confirmed to be closely associated with prehypertension and hypertension. However, current research on the correlation between CVAI and nocturnal hypertension (NH) in young and middle-aged adults is lacking…
Background As population aging intensifies in China, the issue of frailty among older adults has become increasingly prominent, rendering research on its prevention and intervention particularly critical. Currently, most studies have not explored the dynamic relationship between physical activity tr…
We present the results of an experiment conducted to measure cosmic-ray muons and muon-induced fluxes at the China Jinping Underground Laboratory. Utilizing a 28-liter 0.5% gadolinium-doped liquid scintillator detector, which operated stably for 412 days in a 1-meter-thick polyethylene shielding, we…
With the widespread application of Artificial Intelligence (AI), establishing high-quality human-AI interaction relationships has emerged as a prominent research focus. This paper provides an in-depth analysis of the potential for harmonious coexistence between humans and AI, introducing the concept…
The flow of molten salt fuel in molten salt reactors can induce variations in the effective delayed neutron fraction, which significantly impacts the operational control of such reactors. This study employs the Monte Carlo method to obtain the delayed neutron adjoint flux distribution for point reac…
Systematically excavating strategies with long-term evolutionary advantages in multi-agent systems constitutes a pivotal challenge in evolutionary game theory, complex systems science, and artificial intelligence research. This paper proposes and implements a unified strategy search framework—AI4Gam…
Muon scattering tomography utilizes the penetrating ability of cosmic ray muons for non-destructive detection of materials inside shielding layers, with applications in geophysical exploration and homeland security. Trajectory reconstruction is essential for muon scattering tomography. High-precisio…
This paper proposes a novel nuclear reaction mechanism—Quantum Gravity Modulated Neutron Superfluid Reaction (QGM-NSR). This mechanism hypothesizes that strong gravitational fields (for example, gravitational fields simulated in high-energy accelerators or inside neutron stars) induce a neutron supe…
[Purpose] This study evaluates the fire safety knowledge-preparation-awareness levels of high-rise residential building residents and the key factors influencing their fire safety awareness and knowledge levels. [Method] An empirical survey questionnaire was designed, and through descriptive statist…
With the improvement of material living standards among China's elderly population, their spiritual needs have become increasingly prominent, making spiritual support a critical issue in addressing contemporary population aging. However, systematic exploration of the connotation, characteristic dime…
Background As China's population aging becomes increasingly severe, polypharmacy among older adults is becoming more prevalent, and potentially inappropriate medication (PIM) use is widespread in this population. Objective To investigate PIM and potential prescription omissions in community-dwelling…
It transforms the passive role of "time as an evolution parameter" by treating proper time (τ) as the dependent variable to inversely derive motion velocity, gravitational field strength, and mass distribution from observed time differences (e.g., Δτ/Δt). It defines the time flow ratio between diffe…
