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Article
Construction of Cyan Blue Fluorescence Probe based on Nitrogen-Doped Carbon Dots for Detecting Nitrite Ion in Ham Sausage
Nitrite ion is one of the materials widely used in human life, and the accurate, sensitive and stable detection of nitrite ions is of great significance to people’s healthy life. In this study, nitrogen-doped ...
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Article
An Innovative Mechanism of Directional Rock Cracking Mechanics and Mine Pressure Control Method for Energy-Gathering Blasting
The extraction of thick coal seams at high intensity inevitably leads to more severe strata pressure, especially when influenced by adjacent goaf areas. The combination of multiple strata pressures results in ...
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Article
Experimental Evaluation of Slope Fissure Networks Under the Action of Multiseam Mining in Mountainous Areas
The collapse structure of overlying rock in multiseam mining exhibits dynamic changes, significant degrees of damage, and wide-ranging effects. Concurrently influenced by the topography and geomorphology, over...
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Article
Investigation on the Dynamic Cracking Mechanism of Sandstone with an Ice-Saturated Flaw Based on Drop Weight Tests
The cracking mechanism of ice-saturated fissured rock is crucial when using the freezing method to construct shafts with water-rich soft rock layers. However, the dynamic cracking mechanism of ice-saturated ro...
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Article
Stability evaluation of gentle slopes in spatially variable soils using discretized limit analysis method: a probabilistic study
The stability of gentle slopes is rarely accessed in existing studies, which are at risk of below-toe failure in soils with low shear strength. The inherent spatial variability of soil shear strength poses a h...
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Article
Nonlinear Model and Experimental Verification of Bistable Hybrid Energy Harvester Based on Wheel–Rail Vibration
With the rapid development of rail transit, it is becoming more demanding to structural health monitoring (SHM) of long-span tracks. In order to ensure the safe operation of railway systems, it is crucial to s...
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Article
Dual-mode colorimetric and fluorescent detection of cobalt ions based on N, B co-doped carbon quantum dots and p-phenylenediamine derived nanoparticles
Nitrogen, boron co-doped carbon quantum dots (gCQDs), and a coloration probe (PPD-NPs) with response to cobalt ions (Co2+) were prepared by using 4-hydroxyphenylboric acid as the common precursor, with ethylenedi...
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Article
Amplification of Ground Vibration on a Rocky Hill and Its Environs Under Cylindrical SH Waves
Surface irregularities on the earth, such as hills and ridges, can amplify the ground motion caused by earthquakes and cause damage to buildings. Hence, it is crucial to study the ground motion amplification o...
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Article
Velocity-Dependent Effect on the Peak Shear Strength of Rock Joints Considering the Distribution Characteristics of Contact Joint Surface
This study aims to elucidate the mechanism of velocity-dependent peak shear strength (PSS) for rock joints by examining the three-dimensional distribution characteristics of actual contact joint surface. Shear...
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Article
Non-enzymatic Detection of Uric Acid in Serum and Urine by Fluorescent and Visual Dual-Mode Sensor Based on 3-aminophenylboric Acid Functionalized Carbon Dots
Herein, we developed a sophisticated dual-mode sensor that utilized 3-aminophenylboric acid functionalized carbon dots (APBA-CDs) to accurately detect uric acid (UA). Our innovative process involved synthesizi...
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Article
Nitrogen and Sulfur co-doped Carbon dots as an “on-off-on” Fluorescent Sensor for the Detection of Hg2+ and Ampicillin
Herein, a fluorescent “on-off-on” nanosensor based on N,S-CDs was developed for highly precise and sensitive recognition of Hg2+ and ampicillin (AMP). Nitrogen and sulfur co-doped carbon dots with blue fluorescen...
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Article
o-phenylenediamine Derived Fluorescent Carbon Quantum dots for Detection of Hg(II) in Environmental Water
With the expansion of human activities, the consequent influx of mercury (Hg) into the food chain and the environment is seriously threatening human life. Herein, nitrogen and sulfur co-doped fluorescent carbo...
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Article
Investigation of the Application and Mechanism of Nitrogen and Phosphorus Co-doped Carbon Dots for Mercury Ion Detection
In this paper, we obtained nitrogen and phosphorus co-doped carbon dots through a hydrothermal method using o-phenylenediamine and citric acid in a 40% phosphoric acid environment. The carbon dots emitted fluo...
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Chapter and Conference Paper
Abnormal Detection Method of Sensor Data Based on Informer
The online monitoring data of transformer oil temperature plays an important role in judging the reliability of transformer operation and monitoring the internal insulation state of transformer. However, due t...
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Article
An “on-off-on” Fluorescent Sensor Based on Carbon Dots for the Detection of Au (III) and Creatinine
The present study proposes a new approach for detecting trace amounts of creatinine (Cre) through the utilization of a fluorescence sensor system consisting of nitrogen doped carbon dots (NCDs) and gold ions (Au3...
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Article
Open AccessComorbidities in congenital heart disease: different patterns in childhood and adulthood
Existing studies were no exploration of the association between congenital heart disease (CHD) in children and comorbidities. This study was to assess the prevalence and number of comorbidities in CHD among ch...
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Article
SERS Substrate Based on Cysteamine-Modified Silver Nanoparticles for Rapid Detection of Amaranth Red
Amaranth red is usually used as a food colorant in carbonated drinks, but long-term excess consumption of amaranth red in carbonated drinks may lead to the loss of zinc in the human body, thus causing kidney d...
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Article
A method to predict the peak shear strength of rock joints based on machine learning
In geotechnical and tunneling engineering, accurately determining the mechanical properties of jointed rock holds great significance for project safety assessments. Peak shear strength (PSS), being the paramou...
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Article
Experimental Study on Deformation and Failure Characteristics and Monitoring and Early Warning of Surrounding Rock of Tunnel Crossing Sliding Surface
In this paper, for the engineering problem of tunnel deformation damage caused by a tunnel–landslide orthogonal system landslide in northwest China, based on similar theory, a variety of materials and their ra...
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Article
Polyethyleneimine-functionalized Silver Nanoparticles as SERS Substrates for the Detection of Chrysoidine
Chrysoidine, an industrial dye, is a banned chemical for use as a food additive. Studies have shown that excessive ingestion, inhalation and dermal contact with the substance can cause acute and chronic toxico...
