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Overburden Migration and Failure Characteristics in Mining Shallow Buried Coal Seam with Thick Loose Layer
Published 2020-01-01“…Quite a number of shallow buried coal seams (SBCS) are distributed in China. The overburden is easily damaged due to the mining of SBCS, resulting in water resources loss and surface damage. …”
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Analysis of general geological conditions of coalbed methane in coal seam C25 of Permian Longtan Formation, south Chongqing
Published 2024-06-01“…The gas content of the coal bed is high, generally more than 10.0 m3/t; meanwhile, the top and bottom plates of the coal bed are good sealing layers. Based on the production of Q1 and Y2, it is believed that the coal seam C25 of Permian Longtan Formation in south Chongqing area has good geological conditions for CBM exploration and development.…”
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Estimating elastic properties of sediments by pseudo-wells generation utilizing simulated annealing optimization method
Published 2024-12-01“…Metaheuristic optimization algorithms are suitable tools for minimizing the cost function as they best match real and synthetic seismic data. In this study, the SEAM earth model has been used as a reference to investigate the quality of pseudo-well generation utilizing a simulated annealing (SA) algorithm as an optimization method of property model change, which minimizes the cost function of seismic inversion. …”
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Securing Blockchain Systems: A Layer-Oriented Survey of Threats, Vulnerability Taxonomy, and Detection Methods
Published 2025-05-01“…Our analysis reveals that while ML and deep learning offer promising approaches for detecting vulnerabilities, their effectiveness often depends on access to extensive and high-quality datasets. Additionally, the layer-based framework demonstrates that vulnerabilities span all layers of a blockchain system, with attacks frequently targeting the consensus process, network integrity, and smart contract code. …”
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Performance optimization of cesium silver bismuth bromide-based perovskite solar cell using CZTS buffer layer: A device modeling approach
Published 2025-06-01“…This study investigated the performance of perovskite solar cells (PSCs) with a device structure of Metal/Cu2O/CZTS/Cs2AgBiBr6/TiO2/TCO/Glass using Cs2AgBiBr6 as the perovskite layer. …”
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Metal Oxide vs Organic Semiconductor Charge Extraction Layers for Halide Perovskite Indoor Photovoltaics
Published 2024-12-01“…This study unravels the detrimental and severe light‐soaking effect of metal oxide transport layer‐based PV devices under the indoor lighting effect for the first time, which then necessitates the interface passivation/engineering for their reliant performance. …”
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FEN-MRMGCN: A Frontend-Enhanced Network Based on Multi-Relational Modeling GCN for Bus Arrival Time Prediction
Published 2025-01-01“…The proposed module captures spatial relationships in dense, multi-route areas by using graph convolution layers based on multi-relational modeling to aggregate spatial information. …”
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Metasurface-Based Solar Absorption Prediction System Using Artificial Intelligence
Published 2023-01-01“…Therefore, increasing its absorbing capacity can improve a solar absorber’s effectiveness. This paper proposes a tungsten tantalum alloy with silicon dioxide (WTa-SiO2) ceramic layer-based solar absorber system with two different metasurfaces to enhance absorptivity and boost the solar absorber efficacy. …”
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Production capacity prediction of U-shaped horizontal wells for in-situ pyrolysis of tar-rich coal: Experimental and numerical simulation study
Published 2025-02-01“…To predict underground tar-rich coal pyrolysis capacity and identify the laws of oil and gas production, this paper proposed a horizontal well development method suitable for underground coal pyrolysis in mid to deep layers based on the characteristics of underground coal pyrolysis. …”
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