Showing 1,721 - 1,740 results of 2,222 for search '"Geology"', query time: 0.05s Refine Results
  1. 1721

    MINERALOGICAL AND GEOCHEMICAL FEATURES OF HEAVY CONCENTRATES FROM CREEKS OF THE NORTHWESTERN END OF THE OKHOTSK TERRANE (KHABAROVSK KRAI) by М.А. Pavlova, D.I. Smirnov, D.А. Guskov, S.V. Petrov, M.A. Rassomakhin, A.Yu. Nefyodova

    Published 2023-12-01
    “…The comparison of results of mineralogical and geochemical studies showed their suitability and expressiveness for the interpretation of geological and metallogenic features of the studied area.…”
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    Article
  2. 1722

    3D Imaging of Dead Sea Area Using Weighted Multipath Summation: A Case Study by Shemer Keydar, Benjamin Medvedev, Abdallah Al-Zoubi, Michael Ezersky, Emad Akkawi

    Published 2013-01-01
    “…According to one of the geological models, the sinkholes in several sites are clustered along a narrow coastal strip developing along lineaments representing faults in NNW direction. …”
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    Article
  3. 1723

    Kompetensi dan Kinerja Petugas First Line Badan Penanggulangan Bencana Provinsi Sulawesi Barat by Edi Purnomo, Zulhaini Sartika, A. Pulungan

    Published 2017-07-01
    “…Wilayah ini memiliki kerentanaan tinggi terhadap kemungkinan terjadinya bencana a am geologi, seperti gempa bumi tektonik, gerakan tanah atau tanah longsor maupun banjir. …”
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    Article
  4. 1724

    Analysis of Gamasyab River Flood by Multi-Regression Method by Nabe Khazaei, Mahmood Alaee Taleghani, Habib Jafari

    Published 2013-08-01
    “…These layers are geomorphological, geological, land use, drainage density layer and climatic data for each basin and sub-basin Gamasiab that were extracted separately. …”
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    Article
  5. 1725

    Constraint Embankment Construction to Prevent the Collapse of Underground Caves by Zhen Zhang, Zhongda Chen

    Published 2019-01-01
    “…The value of ψ is mainly determined by the geological strength index (GSI). To prevent instability of underground caves, the embankment height should be reasonably controlled. …”
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    Article
  6. 1726

    Durability of carbon dioxide removal is critical for Paris climate goals by Cyril Brunner, Zeke Hausfather, Reto Knutti

    Published 2024-11-01
    “…These results reinforce the principle that credible neutralization claims using Carbon Dioxide Removal in a net zero framework require balancing emissions with removals of similar atmospheric residence time and storage reservoir, e.g., geological or biogenic.…”
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    Article
  7. 1727

    Experimental Study of Prevention and Control of Rock Burst in Steeply Inclined Coal Seams by Mining Sequence and Filling by Zhihui Zhang, Yangyi Liu, Wenwen Zhu, Jian Liu, Tian Ma, Chunxue Xie

    Published 2022-01-01
    “…The filling body can support the middle rock pillar, share the geological structure stress in the horizontal and vertical direction, eliminate the stress concentration zone largely, and prevent the occurrence of rock burst. …”
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    Article
  8. 1728

    Unconfined Compressive Strength Prediction of Rocks Using a Novel Hybrid Machine Learning Algorithm by Rafiqul Islam, Md. Arif Hossain

    Published 2024-12-01
    “…Therefore, the results confirm that the proposed SVSO model is a promising tool to be used by engineering and geological professionals. This ensures a very strong and reliable UCS prediction method that is vital for the improvement of civil engineering project safety and efficiency.…”
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    Article
  9. 1729

    A Study on the Factors Influencing Coal Fracturing Range Caused by Liquid Carbon Dioxide Phase Transition by Xinyu Hu, Runxu Zhang, Bailin Zhang, Xinghua Zhang, Lulu Zhang, Yongdan Yang, Fazhi Yan

    Published 2022-01-01
    “…Therefore, in this paper, a multifield coupled model for fracturing coal bodies by LCPTF is established; the effect of blasting pressure, vent diameter, and blasting time on blasting effectiveness was studied; a numerical simulation study based on the seepage field and stress field is performed and verified in the field based on the specific geological conditions of Hujiahe mine. Experimental results show that the fracturing radius and the maximum displacement of coal increase with the increase of blasting pressure, and the fracturing radius is 4.875 m when the blasting pressure is 280 MPa, which is 9.6% higher than that of 200 MPa, and the effect is obvious. …”
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    Article
  10. 1730

    Unloading Creep Characteristics of Frozen Clay Subjected to Long-Term High-Pressure K0 Consolidation before Freezing by Jinbo Jia, Yansen Wang, Yangguang Leng

    Published 2019-01-01
    “…Acquiring creep characteristics and deep soil parameters by methods that ignore the engineering and geological situations is currently inadvisable. A series of triaxial unloading tests were conducted with frozen clay subjected to long-term high-pressure K0 consolidation before freezing to research the unloading creep characteristics, creep strength, and other parameters of the clay, and the results indicated the following: (1) The creep behaviors of frozen clay are affected by the consolidation time and consolidation stress. …”
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    Article
  11. 1731

    Characterization Method of Tight Sandstone Reservoir Heterogeneity and Tight Gas Accumulation Mechanism, Jurassic Formation, Sichuan Basin, China by Lin Jiang, Wen Zhao, Benjian Zhang, Chao Zheng, Feng Hong, Jiaqing Hao

    Published 2022-01-01
    “…In this work, we will develop a 3D gas accumulation facility that can reflect the high temperature and pressure under the geological condition to simulate the gas accumulation process in the tight formation of the Jurassic Formation, Sichuan Basin. …”
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    Article
  12. 1732

    Failure Mechanism and Mitigation Measures of the G1002 Electricity Pylon Landslide at the Jinping I Hydropower Station by Gang Luo, Yutian Zhong, Yuanxiang Yang

    Published 2020-01-01
    “…Therefore, guaranteeing the stability of the residual soil masses in the rear area of the main scarp and the safety of the G1002 electricity pylon became a primary emergency task. Geological field surveys, topographical mapping, study of the failure mechanisms, and stability evaluations were carried out from October 12, 2012, to November 7, 2013. …”
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    Article
  13. 1733

    FedEx and UPS Network Structure and Accessibility Analysis Based on Complex Network Theory by Changsong Zhao, Chunliang Xiu, Guanyi Yu

    Published 2021-01-01
    “…In conjunction with the division of US regions from the United States Geological Survey (USGS), this paper refers to FedEx and UPS as FEPS and analyzes its topological structure, complexity properties, and air cargo accessibility by using social network analysis (SNA) and accessibility evaluation methods. …”
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    Article
  14. 1734

    Environmental and economic assessment of the application of an optimised chemical decontamination method on the internal surface of a nuclear steam generator by Rachael Clayton, Anthony Banford, Laurence Stamford

    Published 2025-03-01
    “…Deep geological disposal facilities for radioactive waste are built with finite capacity and high cost. …”
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    Article
  15. 1735

    A Review of Enhanced Methods for Oil Recovery from Sediment Void Oil Storage in Underground Salt Caverns by Xinxing Wei, Xilin Shi, Yinping Li, Peng Li, Mingnan Xu, Yashuai Huang, Yang Hong

    Published 2025-01-01
    “…This paper summarizes the oil recovery technologies for SVOS and identifies four key factors—geological evaluation, stability evaluation, tightness evaluation, and oil storage capacity—all of which influence enhance oil recovery from sediment voids. …”
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    Article
  16. 1736

    Research on integrated injection-production optimization technology of electric submersible pump for Bohai oilfield heavy oil thermal recovery by Li Menglong, Yu Jifei, Hao Tongchun, Cao Yanfeng, Yang Yang, Yan Xinjiang, Liu Zhilong, Liu Fengxun, Li Lingxi, Dong Shichao

    Published 2025-01-01
    “…Abstract The geological reserves of ordinary heavy oil suitable for thermal injection development in Bohai Oilfield are about 450 million tons. …”
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    Article
  17. 1737

    Study of the Roof Deformation Characteristics of Roadway Excavation Face and Unsupported Roof Distance by Jie Zhang, Shoushi Gao, Yifeng He, Tao Yang, Bing Wang, Li Wang, Haibo Pang, Bing Peng

    Published 2023-01-01
    “…The results indicate that among the 10 factors affecting the deformation of the roof in the temporary support area of the excavation face, there are 3 key factors. Under unchanged geological and mechanical conditions, the deformation of the roof primarily depends on the length of the temporary support area and the temporary support load. …”
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    Article
  18. 1738

    LHB-YOLOv8: An Optimized YOLOv8 Network for Complex Background Drop Stone Detection by Anjun Yu, Hongrui Fan, Yonghua Xiong, Longsheng Wei, Jinhua She

    Published 2025-01-01
    “…However, the complex geologic environment of slopes, special climatic conditions, and human factors pose significant challenges to this research. …”
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    Article
  19. 1739

    The System of Environmental Education in the Regional University by E. O. Klinskaya

    Published 2019-06-01
    “…The Department of geography, ecology and environmental law conducts a scientific ecological and geological circle for students of 8-11 grades in Birobidzhan. …”
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    Article
  20. 1740

    Study of the Fracture Law of Overlying Strata under Water Based on the Flow-Stress-Damage Model by Zhijie Wen, Suolin Jing, Yujing Jiang, Lei Tian, Jinhao Wen, Zhiguo Cao, Shaoshuai Shi, Yujun Zuo

    Published 2019-01-01
    “…The flow-stress-damage model and its criterion of fracture expansion can be applied to the fracture law of overlying strata under water under similar geological conditions.…”
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    Article