6,191 Result(s)
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**zu Zhou
Earth Sciences
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Article
Distribution Law of Occurrence State and Content Prediction of Deep CBM: A Case Study in the Ordos Basin, China
The deep coalbed methane (CBM) resources in the Ordos Basin are enormous, and their exploration and development breakthrough are among the critical ways to improve CBM production in China. The occurrence state...
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Article
A novel de-noising method for NMR echo data obtained from tight sandstone reservoirs
To improve the signal-to-noise ratio (SNR) of nuclear magnetic resonance (NMR) echo data with SNR below 8 obtained from tight sandstone reservoirs and improve the accuracy of the porosity obtained from ...
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Article
Fracture Slip Behavior in Granite Under High-Temperature True Triaxial Loading Tests
Precise knowledge of the thermal and mechanical properties of polycrystalline rocks is vital for the assessment of geothermal targets. However, although the slip behavior of rough fractures in granite under hi...
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Provenance of colorless and brown volcanic glass in late Pleistocene tephra layers in the Western Philippine Sea
Tephra layers in the western Philippine Sea, characterized by abundant volcanic glass shards, may provide crucial evidence on the eruption history of volcanoes and tectonic evolution of the western Pacific. A ...
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Article
Synthesis of NaAlSiO4 Hollow Microspheres as Absorbents for the Removal of Heavy Metal Ions from Wastewater
In this study, NaAlSiO4 hollow microspheres for Ni(II) and Cd(II) removal from wastewater were synthesized through a solvothermal method combined with calcination treatment. The hollow microspheres were character...
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Interface Stress Analysis and Failure Mechanism of Rock–Concrete Composite Structures Under Multi-directional Stress Waves
The rock–concrete interface serves as the weak point of concrete structures based on rocks; the initial failure of the interface under stress waves can easily cause instability and failure of rock concrete com...
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Article
Open AccessErratum to: Influence of Sc, Y, Ti, Zr, Hf, V, Nb, and Ta on Structural and Mechanical Properties of Cr-Al-N Coatings
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Characteristics of Beidou-2 flex power and its impact on precise point positioning with ambiguity resolution
The modernization of the Global Navigation Satellite Systems (GNSS) has brought many new features and capabilities, one of which is programmable power output capability, also known as flex power. Flex power ca...
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Article
Variations of summer precipitation in Tarim Basin and their linkages with the westerly, Asian monsoons and extratropical circulation
Precipitation plays an important role in the water resources system in Tarim Basin (TB), the most arid region in China. However, the source of water vapor for precipitation and its linkages with climate circul...
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Article
Open AccessPoleward migration of tropical cyclones over the western North Pacific in the CMIP6-HighResMIP models constrained by observations
Tropical cyclones (TCs) have experienced poleward migration in recent years, but whether this exists in future projections with high-resolution climate models remains unclear. This study investigates the polew...
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Article
Quantitative assessment of the supply, demand and flows of ecosystem services in the Yangtze River Basin, China
Ecosystem service flow is essential for transporting, transforming, and maintaining ecosystem services and connecting supply and demand. This study attempted to quantitatively assess the supply and demand flow...
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Article
Deformation analysis and mechanism research for stratified rock and soil slope
The slope on the left side of the spillway tunnel at Wudongde Hydropower Station's water cushion pool exhibited significant deformation during excavation. Based on long-term monitoring data, an analysis was co...
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Article
Open AccessFuzzy Cognitive Map for Evaluating Critical Factors Causing Rockbursts in Underground Construction: A Fundamental Study
The rockburst phenomenon in excavation endeavours reveals a multitude of complexities and obstacles that significantly impact both the technical and financial dimensions of project execution. Investigating cri...
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Article
Study on Tobacco Plant Cross-Level Recognition in Complex Habitats in Karst Mountainous Areas Based on the U-Net Model
The extraction of crop information is one of the important research directions for precision agriculture remote sensing. Crop extraction is of great significance in crop refinement management, precision fertil...
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Article
Multiscale causes of the 2022 Yangtze mega-flash drought under climate change
The 2022 Yangtze mega-flash drought is characterized by strong intensity and rapid development both in time and space, accompanied by a persistent anticyclonic circulation anomaly. However, the causes of the e...
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Open AccessPublisher Correction: Amplified positive effects on air quality, health, and renewable energy under China’s carbon neutral target
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Article
New Method for Calculating Soil Pressure on Shallow Underground Structures in Layered Soil
To calculate the surrounding soil pressure applied to shallow underground structures in layered soils, a new calculation method suitable for shallow underground works in layered soil is proposed by introducing...
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Article
Monitoring and analysis of side-slope deformation along Changgan high-speed railway based on time-series InSAR and BDS techniques
The stability of side slope is very important to the construction and operation of high-speed railway. In this study, we proposed to jointly apply Interferometric synthetic aperture radar (InSAR) and BeiDou Na...
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Article
Real-Time Rendering Closure Method for Continuous Cutting of Multilevel TIN Geological Models
In the field of geotechnical engineering, creating and successfully cutting a three-dimensional geological model is a crucial task for digital and visual analysis. However, using commonly available software fo...
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Article
Open AccessInfluence of Sc, Y, Ti, Zr, Hf, V, Nb, and Ta on Structural and Mechanical Properties of Cr-Al-N Coatings
The demand for cutting tools drives the quest for advanced hard coatings, emphasizing hardness, thermal stability, toughness, tribological properties, wear, corrosion, and oxidation resistance. Chromium Nitrid...
