28 Result(s)
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Article
Open AccessEl Niño and La Niña asymmetry in short-term predictability on springtime initial condition
El Niño-Southern Oscillation (ENSO) asymmetry in predictability on springtime initial condition remains unclear. From the perspective of the spring predictability barrier (SPB), this paper investigates the ENS...
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Open AccessSegmentation characteristics of deep, low-frequency tremors in Shikoku, Japan using machine learning approaches
Shikoku island, southwestern Japan lies in the western Nankai Trough and showcases along-strike segmentation of slow earthquake behavior. Whether the spatial variation of tremor behavior reflects the regional ...
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Article
Analysis of the performance of flow field modes around double round-ended piers
Because of the interaction between the flow and piers, the velocity of coherent turbulent flow around tandem double round-ended piers becomes complicated, proposing a threat to the navigation in the bridge are...
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Open AccessReal-time single particle characterization of oxidized organic aerosols in the East China Sea
Knowledge of the chemical characteristics and sources of organic aerosols (OA) over marine is needed for evaluating their effects on climate change and air quality. Here, a quadrupole aerosol chemical speciati...
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Open AccessFeasibility study on artificial preparation of structured loess
Structure collapse and subsidence are non-negligible geotechnical problems in loess areas. Within this framework, homogeneous and undisturbed samples are critical for effective research on loess structure. Hen...
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A dynamic assessment method on collapse risk of small spacing tunnels based on attribute interval recognition model
Due to the small thickness of the middle rock wall, the complex surrounding rock stress, and the great influence of construction, the large deformation and even the collapse of the vault are easy to occur in t...
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Article
Depositional Characteristics and Formation Mechanisms of Deep-Water Canyon Systems along the Northern South China Sea Margin
Submarine canyon systems are sites for coarser clastic sediment accumulations in the deep-water domains, having the most potential for hydrocarbon reservoirs. Based on the interpretation of high resolution 2D/...
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Advances in research of the mid-deep South China Sea circulation
The South China Sea (SCS) is a large marginal sea connecting the Indian and Pacific oceans. Under the factors of monsoons, strait transport, and varied bathymetry, the SCS presents a three-layer structure and ...
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Article
Advanced geological prediction technology of tunnel based on image recognition
The purpose of this study is to solve the problem that the image obtained by the advanced geological prediction technology of tunnel in the tunnel engineering construction project is difficult to identify, the...
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Article
3D Reconstruction Approach for Outdoor Scene Based on Multiple Point Cloud Fusion
Multiple point cloud fusion is one of the most widely used methods for outdoor scene 3D reconstruction. However, being based on the traditional registration methods, their performance critically influences the...
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Article
Experimental investigation on the physical and mechanical properties deterioration of oil shale subjected to freeze-thaw cycles
The exploration and utilization of oil shale have drawn much attention during the past decades around the world. To better understand the mechanical behavior of oil shale in the Junggar Basin, northwestern Chi...
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Article
Stratigraphic architectures and associated unconformities of Pearl River Mouth basin during rifting and lithospheric breakup of the South China Sea
The lithosphere breakup processes from initial rifting of the crust to the complete rupture of the lithosphere underwent several tectonic evolution stages and resulted in the formation of a distinct stratigrap...
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Drainage Responses to the Activity of the Langshan Range-Front Fault and Tectonic Implications
Langshan, a monoclinic mountain, which started to uplift since Oligocene, bounds the northwest margin of the Hetao Basin. The continuous activity of the active normal Langshan range-front fault forms the typic...
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Article
Preparation and impact on coal flotation of octanol emulsion
In this study, the method for the preparation of octanol emulsion using high shear emulsification with sorbitan oleate and sodium oleate complex as an emulsifier was studied. The effects of different factors o...
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Emissions inventory and scenario analyses of air pollutants in Guangdong Province, China
Air pollution, causing significantly adverse health impacts and severe environmental problems, has raised great concerns in China in the past few decades. Guangdong Province faces major challenges to address t...
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Ocean satellite data assimilation experiments in FIO-ESM using ensemble adjustment Kalman filter
Using Ensemble Adjustment Kalman Filter (EAKF), two types of ocean satellite datasets were assimilated into the First Institute of Oceanography Earth System Model (FIO-ESM), v1.0. One control experiment withou...
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Post-rift tectonic reactivation and its effect on deep-water deposits in the Qiongdongnan Basin, northwestern South China Sea
The post-rift evolution of extensional basins is traditionally thought to be dominated by thermal subsidence due to cessation of the major fault activity during the post-rift stage. The Qiongdongnan Basin, whi...
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Provenance of Central Canyon in Qiongdongnan Basin as evidenced by detrital zircon U-Pb study of Upper Miocene sandstones
Deep-water canyon systems can provide important sandstone reservoirs for deep-water oil and gas exploration in the South China Sea; however, the sedimentary provenance of the Central Canyon in the Qiongdongnan...
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Article
Geochemistry of pore water and associated diagenetic reactions in the diapiric area of Yinggehai Basin, northwestern South China Sea
This study examined the geochemical features of pore water in the diapiric area of the Yinggehai Basin, northwestern South China Sea, and illuminated the origin and evolution of basin fluids. Pore water with l...
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Ecological analysis of a typical farm-scale biogas plant in China
The aim of this work was to present the common anaerobic digestion technologies in a typical farm-scale biogas plant in China. The comprehensive benefits of most biogas plants in China have not been fully asse...
