263 Result(s)
within
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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Risk assessment of landslide and rockfall hazards in hilly region of southwestern China: a case study of Qijiang, Wuxi and Chishui
Geological events that cause casualties and huge property losses frequently occur in the hilly region of Southwest China. Especially for economically underdeveloped mountainous cities, the vulnerability of soc...
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Comprehensive investigation of a dangerous counter-tilt landslide in the upper reaches of **sha River, China
Timely and detailed investigation of dangerous landslides is crucial for preventing catastrophic disasters. On June 29, 2023, the local collapse of the Mengu landslide in the upper reaches of **sha River in Q...
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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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Improved Diurnal Cycle of Precipitation on Land in a Global Non-Hydrostatic Model Using a Revised NSAS Deep Convective Scheme
In relatively coarse-resolution atmospheric models, cumulus parameterization helps account for the effect of subgrid-scale convection, which produces supplemental rainfall to the grid-scale precipitation and i...
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A small landslide induced a large disaster prior to the heavy rainy season in **kouhe, Sichuan, China: characteristics, mechanism, and lessons
Small-scale landslides that occur at unexpected locations and seasons can cause severe losses of life and property. Unusually, the Shidang landslide occurred prior to the rainy season in **kouhe County, Sichu...
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Open AccessInvestigating the Creep Damage and Permeability Evolution Mechanism of Phyllite Considering Non-Darcy’s Flow
This study investigates the intricate interplay of hydraulic coupling, creep damage, and permeability evolution mechanisms in phyllite, focusing on their relevance to tunnel engineering design and long-term st...
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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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Applying Novel Micro–Nano-Siliceous Grouting Material Improves Mechanical Behaviors of Fractured Rock Masses and Microscopic Characteristics of Slurry–Rock Interface: Experimental and Numerical Simulation Investigations
During the underground excavation, various flaws are frequently observed, which significantly decrease the mechanical properties of surrounding rock, as has been proven. As known, grouting technology is a mean...
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Cracking Patterns and Damage Evolution Characteristics of Coal with Bedding Structures Under Liquid Nitrogen Cooling
Liquid nitrogen (LN2) fracturing has various advantages, such as low reservoir damage, minimal environmental impact, and excellent permeability. In this study, the cracking pattern and damage evolution characteri...
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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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Experimental Study on the Mechanical Stability and Mesoscopic Damage Characteristics of Coal Under Different Mining Disturbance Rates
The mechanical behavior of the coal body acted upon by varying pressure is very important for the stability analysis of the actual mining face. Based on the designed stress loading path, uniaxial compression t...
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Study on influencing factors and mechanism of land subsidence in delta resource exploitation area of Shengli oilfield
To prevent or reduce the loss caused by land subsidence in delta region, the land subsidence of the Zhuangxi–Wuhaozhuang oil area in Shengli Oilfield is predicted based on the elastic theory of porous medium a...
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A new DTM-based three-dimensional MPM model for simulating rapid flow-like landslides propagating on curved bed
Rapid flow-like landslides frequently occur in mountainous regions. To mitigate the disasters caused by these landslides, it is crucial to develop robust numerical models that can accurately predict their run-...
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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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Ensemble tree model prediction of summer precipitation in North China based on predictor selection strategy
Selection of predictors is a key issue in using machine learning (ML) models to perform short-term climate prediction, and it is also one of the main constraints on improved model prediction skills. To investi...
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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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Will the Globe Encounter the Warmest Winter after the Hottest Summer in 2023?
In the boreal summer and autumn of 2023, the globe experienced an extremely hot period across both oceans and continents. The consecutive record-breaking mean surface temperature has caused many to speculate u...
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Analysis of the evolution characteristics of infrared energy of coal samples under composite disturbance of dynamic and static loads
Coal deformation and damage are the fundamental causes of mining disasters. This paper proposes an intelligent sensing method of infrared thermal imaging applied to the characterization analysis of deformation...
