Showing 2,021 - 2,040 results of 2,222 for search '"Geology"', query time: 0.05s Refine Results
  1. 2021
  2. 2022
  3. 2023
  4. 2024
  5. 2025
  6. 2026
  7. 2027

    Research on Optimal Design of Pressure Relief Blasting Parameters of Middle Rock Pillar in Near Vertical Coal Seam by Yadi Wang, Shiqi Yu, Hai Rong, Liting Pan

    Published 2022-01-01
    “…In order to prevent the occurrence of rockburst accident caused by the stress concentration of the middle rock pillar in the near-vertical coal seam and affect the mining of the lower coal seam in the known goaf, taking Wudong coal mine in Xinjiang as an example, based on the special geological and mining conditions of the mine, through the simulation experiment and numerical analysis of similar materials, the variation law of the stress distribution of the middle rock pillar with the increase in mining depth is analyzed. …”
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  8. 2028
  9. 2029
  10. 2030

    Reflections on the role of chemical osmosis mechanisms on the long-term behavior of a collapsed salt cavity by Ledoux, Emmanuel, Hertz, Emmanuel, Robinet, Jean-Charles, Combes, Pierre

    Published 2022-10-01
    “…Recent work on chemical osmosis in clay media, motivated by research on the geological storage of nuclear waste in a clay layer, raises questions about the role of this mechanism on the long-term behavior of the system.Based on a bibliographical approach, the article presents a brisk synthesis of the theory of chemical osmosis and discusses its application to the case of clayey rocks which can constitute imperfect membranes capable of generating osmotic pressures.First, the article presents the equations representing the flow of the fluid and the solute transport according to a simplified formulation adapted to the geometry of the system. …”
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  11. 2031

    Analysis of Heavy Metal Pollution in the Water of the Halda River: A Distinctive Breeding Habitat for Carp Fish in Bangladesh by Afsana Kamal, Md. Manzoorul Kibria, Shahadat Hossain, Chowdhury Kaiser Mahmud, Rashmi Roy, Nighat Sultana Resma

    Published 2024-11-01
    “…The Pearson correlation matrix and the principal component analysis (PCA) revealed that the studied metals are connected by their sources, which can be geological or anthropogenic. Conclusion Urgent initiatives need to be taken, and effective strategies must be implemented to control the different sources responsible for the entry of heavy metals into the Halda River water.…”
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    Article
  12. 2032

    Study on Roof Presplitting Mechanism and Deformation Control of Reused Roadway in Compound Soft Rock by Roof Presplitting Approach by Fuzhou Qi, Dangwei Yang, Xinming Li, Bin Li, Yingying Zhai, Shuisheng Yu

    Published 2022-01-01
    “…According to engineering and geological conditions, an analytic expression of the inertial force, the moment of inertia, and the vertical stress acting on the breakage are obtained by constructing a structural mechanical model of the overlying strata. …”
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  13. 2033

    Integrated Identification and Efficient Use of Biodiversity in Mountainous Regions by Mehdiyeva A. M., Mahmudova Z. A., Rustamova D. F., Mansurova D., Juraeva G.

    Published 2025-01-01
    “…Based on the data from drilled exploratory oil wells, the conditions for the formation of thermal water layers in various hydrogeological structures will be determined; hydrochemical research methods will be aimed at assessing the macro- and microcomponent composition and radiation background of thermal waters at various intervals of migration routes by determining various indicators at different depths of their formation (based on the petrochemical structure of the geological part); isotopic studies of the gas composition of thermal waters will help to identify their genesis and use them as a marker when determining the points of formation; computer modeling of the underground hydrosphere of a representative object was carried out using mathematical programs.…”
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  14. 2034

    Dynamic Nonlinear and Residual Deformation Behaviors of the Fly Ash-Modified Loess by Qian Wang, Jun Wang, Xiumei Zhong, Haiping Ma, Xiaowei Xu

    Published 2021-01-01
    “…Metastable loess soils can deform, inducing geological and engineering disasters. Therefore, the behavior of the loess under dynamic load is gaining massive attention from researchers to improve the strength of the soils. …”
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  15. 2035

    Influence of Dry Beach on the Dynamic Stability of Ash Storage Field: A Numerical Analysis by Fangtao She, Chang Liu, Xiangang Zhou, Changjun Qi, Jiulong Ding

    Published 2021-01-01
    “…Ash storage sites are a commonly used method of disposing fly ash, a byproduct of coal combustion, in China today, and when it accumulates to a certain height, serious geological hazards may occur as a result of seismic activity. …”
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  16. 2036

    Coastal Hazard and Vulnerability Assessment in Cameroon by Mesmin Tchindjang, Philippes Mbevo Fendoung, Casimir Kamgho

    Published 2025-01-01
    “…It is, therefore, exposed to hazards and specific risks because of the geography as well as the geological and environmental characteristics of different countries. …”
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  17. 2037

    Diversification outbreaks and dynamics of Asian leaf-litter frogs, genus Leptobrachella (Anura, Megophryidae), with the description of a new species from Guizhou Province, China by Tao Luo, Zi-Fa Zhao, Zhong-Lian Wang, Chang-Ting Lan, Ming-Yuan Xiao, Huai-Qing Deng, Ning Xiao, Jiang Zhou

    Published 2025-02-01
    “…The uplift of the Qinghai-Tibet Plateau and the Indochina extrusion are two of the most prominent consequences of the India–Asia collision. These two geologic events greatly altered topography and drainage patterns that, in turn, affected the regional climate, the landscape and the evolution of biodiversity. …”
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  18. 2038

    Influence of the Three Gorges Reservoir Impoundment on Xiannvshan Fault Activity by Zhang Jiayu, Zhang Lili, Zhang Yaowen, Yao Yunsheng, Li Haoran, Dai Yiming, Wang Renlong, Hu Caixiong

    Published 2023-01-01
    “…Since the initial impoundment and commissioning of the Three Gorges Reservoir in June 2003, seismic activity surrounding the reservoir region has undergone substantial changes. Leveraging geological and hydrogeological data from the Three Gorges Reservoir area, this study statistically analyzes the historical water level and earthquake catalog within the reservoir. …”
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  19. 2039

    Creep Energy Evolution of Red-Bed Soft Rocks in South China under Chemical-Stress-Seepage Coupling by Shuguang Zhang, Fanyao Peng, Yingbo Li, Zhifeng Liu, Wenbo Liu

    Published 2024-01-01
    “…The red-bed soft rocks in South China have obvious creep characteristics and are prone to engineering geological disasters such as landslide and foundation settlement under the action of rainfall, groundwater, and load. …”
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  20. 2040

    Study on Reasonable Size of Coal and Rock Pillar in Dynamic Pressure Roadway Segment of Fully Mechanized Face in Deep Shaft by Binyang Sun, Pingsong Zhang, Haifeng Lu

    Published 2020-01-01
    “…In this paper, based on the geological condition of working face 1231(1) in a mine in Huainan, a method that combines the use of a borehole and Brillouin optical time domain reflectometry (BOTDR) was proposed to analyze the stress variation laws of coal and rock pillar areas, and the parameters of the monitoring borehole and installation technique of the sensing optical cables were designed. …”
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