65 Result(s)
within
Earth Sciences
Geotechnical Engineering & Applied Earth Sciences
**-Peng Li
Article
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Article
Modeling of extreme waves in the South China Sea under the influence of tropical cyclones: long-term statistical perspective in **sha reef islands
Comprehensive research on the distribution of extreme waves in the South China Sea (SCS), particularly within the proximity of reef islands is notably scarce. This study investigates the extreme wave distribut...
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Effect of Joint Angle on the Failure Behavior of Rock-Like Specimens Under Unilateral Restrained Compression
Studying the stability and failure modes of surrounding rock with different joint angles has important guiding significance for the subsequent mine support design. This study based on self-made mold, 3D printi...
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Research on the differential coefficient least-squares optimization method of reverse time migration in acoustic-reflected S-wave imaging logging
The numerical dispersion phenomenon in the finite-difference forward modeling simulations of the wave equation significantly affects the imaging accuracy in acoustic reflection logging. This issue is particula...
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Parameter sensitivity analysis of SWMM: a case study of airport airfield area
Storm Water Management Model and Geographic Information System can provide prediction and management for airport flood problems. Efficient and accurate acquisition of sensitive parameters is the key to real-ti...
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Seismic multiple attenuation based on improved U-Net
Effective attenuation of seismic multiples is a crucial step in the seismic data processing workflow. Despite the existence of various methods for multiple attenuation, challenges persist, such as incomplete a...
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Study of nonlinear gas transport in double-porous and double-permeable coal rocks based on the increasing fractal construction method
The permeability characteristics of coal seams are closely related to their structure. In this work, based on the fractal theory, a nonlinear seepage model of gas in a double-porous and double-permeable coal b...
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Effects of runoff generation methods and simulation time steps on flood simulation: a case study in Liulin experimental watershed
Flood simulation in sub-humid regions is one of the difficult issues in hydrology. Liulin experimental watershed, a typical sub-humid region in northern China, was selected for flood simulation. 20 rainfall–ru...
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Design of an active-source seismic detection system based on illumination analysis and migration imaging experiments: considering the Zhuxi mining area as an example
The purpose of this paper is to discuss the feasibility of utilizing the non-explosive source green seismic exploration technology to detect mineral resources in the deep of complex mountainous areas of wester...
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Seismic response of a mid-story isolated structure considering SSI in mountainous areas under long-period earthquakes
At present, there is not much research on mid-story isolated structures in mountainous areas. In this study, a model of a mid-story isolated structure considering soil-structure interaction (SSI) in mountainou...
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Joint full waveform inversion of multiple instantaneous attributes
Full waveform inversion (FWI) has difficulties in obtaining deep velocity models with high accuracy in practice. Thus, the authors propose a time-domain acoustic FWI method based on the first-order approximate...
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Critical Metals Ga, Ge and In in the Global Pb-Zn Deposits: Current Understanding, Challenges and Perspectives
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A time-series InSAR processing chain for wide-area geohazard identification
Time-series InSAR technology has been widely applied to the identification of various types of surface deformation information, but its traditional processing chain of being applied to the detection, extractio...
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Waveform and resistivity data fusion imaging method based on the reflection coefficient
To achieve comprehensive analyses, the presentation of comprehensive geophysical results usually involves the use of separate imaging and the combination of various results. At present, few studies have consid...
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Key technology for the construction and inspection of long-distance underwater tunnel for 1000 kV gas-insulated transmission line
With the rapid development of urbanization and industrialization, electric power consumption continues to increase on a worldwide basis. Traditional overhead transmission lines cannot satisfy the requirements ...
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Longitude correction method for the field magnetic surveyed diurnal-variation correction
Solar quiet daily variation (Sq) are dependent on local time. Herein, we applied the moving superposition method to separate the Sq component of correction observatory data and performed a time difference corr...
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Analysis of near-field strong motion observations and damages of Menyuan earthquake on 8 January 2022 based on dense MEMS stations
The 2022 MS 6.9 (MW 6.6) Menyuan earthquake occurred in the northeastern Tibetan Plateau and was recorded by a large number of recently installed micro-electro-mechanical system (MEMS) stations within 100-km faul...
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Exploring the Wenchuan earthquake fault through the accurate location of WFSD-4# Well using seismic reflection
Deep drilling data on seismogenic faults that are obtained directly can help in understanding earthquake mechanisms and the resulting changes in deep structure and material composition. However, geophysical da...
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Saturated permeability of compacted loess based on low-field nuclear magnetic resonance (NMR)
The hydraulic properties of compacted loess are important to engineering construction in loess regions. In this study, filling loess collected from the filled valley regions of Yan’an New District, China, is t...
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Identification of dominant seepage channels in fractured rock masses of underground water–sealed oil storage: a case study
Identification of dominant seepage channels in fractured rock masses is one of the main challenges to ensure the safety of water-sealed oil storage caverns and reduce water inflow in the caverns. Based on the ...
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Comprehensive analysis using multiple-integrated techniques on the failure mechanism and dynamic process of a long run-out landslide: Jichang landslide case
This study systematically investigates the failure mechanism and dynamic process of a long run-out landslide in Jichang town based on multiple-integrated geotechniques including field investigations, remote se...
