Automatically translated preprints from the Chinese arXiv (ChinaXiv).
Showing 50 of 1495 papers
In recent years, with the undergrounding and intensification of municipal utility facilities, pipe jacking construction has been increasingly widely applied. This paper takes the Shenzhen Metro Line 16 co-constructed utility tunnel project as an example to elaborate on pipe jacking machine construct…
Taking the EPB shield tunneling of Guangzhou Metro Line 18 through full-face sand layers at large burial depth as the engineering background, this paper summarizes the key technologies for soil conditioning during construction and draws the following conclusions: 1) When shield tunneling through wat…
The Longmenshan strong earthquake zone widely features "V"-shaped erosion-denudation alpine gorge landforms. The Longmenshan fault zone within the region has continuously maintained strong tectonic activity since the Quaternary, resulting in frequent collapse and landslide disasters that seriously t…
The Shanghai Metropolitan Railway Airport Link Line Project marks the first implementation of fully prefabricated assembly technology for circular tunnel interior structures in the domain of large-diameter shield tunnels within China. The tunnel features an outer diameter of 13.6 m and an inner diam…
As shield tunneling technology extends toward super-large diameters and complex geological conditions, the safety control of shield tunneling through existing building pile foundation groups has become a critical engineering challenge. This paper takes the Guangzhou Haizhuwan Tunnel Project as the r…
The construction of inclined shafts in extra-long highway tunnels constitutes an important auxiliary construction measure that increases working faces, facilitates mucking and material transportation, improves ventilation, and enhances construction efficiency, thereby holding significant importance …
Soil conditioning is one of the important methods to ensure tunnel face stability and excavation efficiency in Earth Pressure Balance (EPB) shield tunneling. Commonly used soil conditioning agents currently include water, foam, bentonite slurry, polymers, and other materials. At present, there is a …
Advancing into the deep Earth represents a strategic scientific and technological challenge that must be addressed, and the development of deep underground resources and space has emerged as a crucial direction for China's future scientific and technological advancement. As a significant clean energ…
Identification and calculation of debris flow sources constitute the foundation for scientifically assessing the scale, hazard level, and comprehensive management of debris flows. However, traditional ground surveys and optical remote sensing methods struggle to effectively identify debris flow sour…
As one of the precursor characteristics of slope deformation, surface cracks can provide predictive information for early identification of geological hazards and determination of kinematic instability characteristics. Constrained by terrain conditions, manual inspection suffers from low efficiency,…
The muck and mucky soil in Nansha District exhibit characteristics including higher water content, large void ratio, low natural density, high compressibility, and low strength. Compared with marine soft soils in other domestic regions, they exert a more pronounced influence on engineering construct…
Geological hazard identification serves as the foundation for disaster susceptibility assessment, monitoring, and early warning. Conventional manual ground surveys and satellite remote sensing encounter substantial difficulties in identifying geological hazards in high-vegetation-covered mountainous…
Addressing the technical challenge of high-precision attitude control during the launch phase of small-radius shield tunnels, this paper, based on a specific case study, innovatively integrates quantitative analysis and mechanical mechanisms to systematically summarize seven deviation correction str…
Understanding the history and current status of geological hazards through advance geological surveys is of great significance for ultimately achieving identification and early warning of potential disasters. Currently, traditional manual ground survey methods struggle to detect and investigate majo…
This project is based on a subway project in Shenzhen, which is constructed along the coast and primarily traverses sand layers, silty soil, completely weathered granite, upper-soft lower-hard strata, and rock-fill layers, with conditions including lateral crossing of bridge piles, high water pressu…
Self-Powered Neutron Detector (SPND), as an important detection component for in-core neutron fluence rate measurement, exhibits generally small signal currents and delayed response due to its special response mechanism. Currently, research on SPND sensitivity also lacks in-reactor experimental data…
Insight-HXMT (Insight-Hard X-ray Modulation Telescope) is China's first space X-ray astronomical satellite, whose primary scientific objectives are to study compact objects such as black holes and neutron stars and to monitor violent explosive phenomena such as gamma-ray bursts; isolated X-ray pulsa…
Since its successful launch in 2017, the Insight Hard X-ray Modulation Telescope (Insight-HXMT) has been operating continuously for over 8 years, accumulating massive observational data. In observations of multiple thermonuclear burst sources, it has detected more than 200 thermonuclear burst events…
Thanks to the wide energy band (1–250 keV) and large effective area of the Insight Hard X-ray Modulation Telescope (Insight-HXMT) satellite, it has achieved a series of important scientific results during its on-orbit operation. Insight-HXMT has monitored the outburst evolution of a batch of black h…
Weakly magnetized neutron star low-mass X-ray binaries generally refer to low-mass X-ray binary systems where the primary star (neutron star) has a magnetic field strength below 10^10 Gs. The neutron star accretes matter from the companion star via an accretion disk through Roche-lobe accretion, rel…
Since its launch in 2017, the Insight Hard X-ray Modulation Telescope (Insight-HXMT), leveraging its advantages of a broad energy band, large effective area, and high observation frequency, has become one of the most important astronomical satellites in the field of accreting X-ray pulsar research. …
Black Hole X-Ray Binary (BHXRB) is a binary system composed of a central compact black hole and its companion star. During its outburst phase, it is always accompanied by multi-wavelength radiation. With the development of multi-wavelength astronomy, a general picture of the physical processes behin…
Systematically reviews the primary measurement methods for the fundamental parameters of black holes—mass and spin—and briefly introduces distance measurement techniques for black hole binary systems. Through case studies, it demonstrates the importance of precise distance measurement for the correc…
Quasi-Periodic Oscillation (QPO) phenomena are ubiquitous in the light curves of X-ray binaries, and are generally believed to originate from accretion flows in close proximity to the compact star; consequently, QPOs serve as important probes for testing general relativistic effects in strong gravit…
This paper reviews the 6-year Galactic Plane Scan Survey conducted by Insight-HXMT (Insight Hard X-ray Modulation Telescope, Insight-HXMT), focusing on the monitoring and analysis of known X-ray sources in the Galactic plane. During the first six years of Insight-HXMT's in-orbit operation, it perfor…
This paper reviews the background characteristics of the Insight-Hard X-ray Modulation Telescope (Insight-HXMT) during the first 6 years of in-orbit operation, including the geographical distribution, energy spectrum, temporal variability characteristics, and long-term evolution of the in-orbit back…
The "Insight" Hard X-ray Modulation Telescope (abbreviated as Insight satellite, with the English name Insight Hard X-ray Modulation Telescope, abbreviated as Insight-HXMT or HXMT), launched on June 15, 2017, marks the birth of China's first domestically developed observatory-class X-ray telescope. …
Since its launch in June 2017, Insight-HXMT has achieved a large number of important research results in the field of high-energy astrophysics. Currently, the Insight-HXMT satellite is operating well in orbit and is expected to continue operating for several more years. To enable the domestic astron…
Subscribe-to-Open (S2O) is regarded as an alternative to the APC model. This model is poised for widespread adoption in 2025, garnering increasing attention from various stakeholders including libraries and publishers. Currently, there are no practical implementations of the S2O model domestically, …
Background Currently, hospital physical examination centers and communities primarily employ fasting plasma glucose and glycated hemoglobin as indicators for assessing blood glucose levels. Existing studies have investigated the diagnostic value of these two indicators when used alone or in combinat…
Isolated hypothyroxinemia in pregnancy represents a manifestation of thyroid hormone deficiency during gestation, which may impair fetal neurodevelopment and increase the risks of miscarriage, preterm delivery, and gestational diabetes mellitus; however, its underlying mechanisms, optimal therapeuti…
Background Risperidone, as an antipsychotic agent, is widely used in the treatment of schizophrenia and other mental disorders. Although therapeutic drug monitoring (TDM) of risperidone plasma concentrations has been implemented for many years both domestically and internationally, consensus has not…
Hypertension is the leading modifiable risk factor for morbidity and mortality from cardiovascular diseases, and accurate blood pressure measurement is a critical factor in hypertension management. Traditional blood pressure measurement has limitations such as being intermittent, static, and unable …
Background Currently, cognitive impairment has become one of the risk factors for disability and death among older adults. Studies have found a correlation between parental literacy and cognitive function, while research on the mediating role of socioeconomic status (SES) between the two is relative…
Overweight and obesity are intimately associated with the pathogenesis of numerous chronic diseases. To address this health crisis, the American College of Sports Medicine published the 'Consensus Statement on Physical Activity and Overweight/Obesity in Adults' in 2024, advocating for the incorporat…
Background: Hypertension is a major chronic disease managed by primary healthcare institutions in China. Cardiac autonomic dysfunction is a primary cause of blood pressure dysregulation and adverse cardiovascular events. Therefore, exploring the relationship between elderly hypertensive patients and…
Background: Malignant pleural effusion represents a critical indicator of advanced-stage malignancy and metastasis. Current diagnostic modalities for characterizing pleural effusion exhibit limitations that preclude timely and effective determination of effusion nature. The majority of malignant ple…
Background In China, college students have become a high-risk population for depression. Maladaptive attentional bias and interpretive bias constitute important factors in the onset and maintenance of depression. While previous studies have examined the characteristics of attentional bias and interp…
To address the global issue of regional imbalance in health workforce distribution, numerous governments worldwide have implemented diversified talent cultivation programs tailored to their national contexts. Since 2010, China has promulgated the free training policy for rural order-directed medical…
Transcranial alternating current stimulation (tACS) is a non-invasive electrical neuromodulation technique that delivers periodic microcurrents of specific frequencies to the scalp to modulate neural oscillations in particular brain regions, thereby altering specific cognitive functions or ameliorat…
Implicit emotion regulation is the process by which individuals change their emotions without conscious monitoring or explicit intention to regulate emotions. Compared with explicit emotion regulation, implicit emotion regulation relies less on the prefrontal executive control system. Building upon …
[Research Objective] This study investigates the influencing factors and configurational paths of communication effectiveness for culture and tourism government affairs short videos, providing a theoretical basis for enhancing government information dissemination capacity, shaping local image, and o…
By introducing the path subspace, this study extends the energy phase space to a digital phase space ($\Lambda$ space), thereby completing the digital statistics of elastic particle equilibrium systems. Unlike the $\Gamma$ phase space (6N-dimensional) of the Gibbs statistical ensemble, the $\Lambda$…
In the context of deep cultural-tourism integration, tourism rituals, while bearing the dual functions of cultural revitalization and tourist retention promotion, face the practical dilemma of "difficulty converting traffic into retention." This is because existing research predominantly adopts a st…
Background: Idiopathic pulmonary fibrosis (IPF) has a complex pathogenesis, limited treatment options, and poor prognosis, making the search for safe and effective therapeutic targets crucial. Objective: To investigate the regulatory effect of Neuropilin-1 (Nrp1) on mouse pulmonary fibroblast (MPF) …
[Objective] To address the "technical silo" issue in the full drug discovery and development pipeline, where target screening, molecular design, efficacy evaluation, and clinical translation rely on isolated models and lack a lightweight end-to-end integrated framework. [Methods] Based on the AutoGe…
Workplace venting by employees to leaders is extremely common and has become a daily management challenge that leaders must confront. Previous venting literature has primarily adopted a single perspective of either the venter or the recipient, examining the effects of employee-to-leader venting on b…
Spatial navigation is a crucial cognitive ability that ensures effective functioning in people's daily work and lives. With the continuous development of Virtual Reality (VR) technology, its compatibility with spatial navigation research has become increasingly prominent. Under current technical con…
Safety early warning and optimal dispatching of hydropower systems rely on efficient analysis of long-term high-precision time-series monitoring data (such as minute-level dam water levels, inflow rates, etc.). However, existing monitoring modes still primarily rely on manual retrieval, suffering fr…
Abstract Purpose/Significance: In the era of big data, the value and importance of archival data are becoming increasingly prominent. However, competition—whether explicit or implicit—among different types of archival data hinders the full realization of archival data's value as a production factor.…
