Showing 2,021 - 2,040 results of 2,575 for search '"Rock ', query time: 0.14s Refine Results
  1. 2021

    Blasting Energy Analysis of the Different Cutting Methods by Ke Man, Xiaoli Liu, Ju Wang, Xiyong Wang

    Published 2018-01-01
    “…The blasting effect of straight parallel hole cutting is good. The rock slag size of single-wedge and double-wedge cutting is uniform, which is beneficial to slag extraction. …”
    Get full text
    Article
  2. 2022

    Investigation of Stochastic Seismic Response and Index Correlation of an Arch Dam Using Endurance Time Analysis Method by Qiang Xu, Shutong Xu, Jianyun Chen, Jing Li

    Published 2020-01-01
    “…The effects of dam-reservoir-foundation interaction, radiation damping of infinite rock foundation, and nonlinearities of dam material and joint contact elements are considered. …”
    Get full text
    Article
  3. 2023

    Design and Interlocking Stability of Slope Protection Block of H-Type Gravity Mutual-Aid Steel Slag Core Concrete by Hongda Lin, Xiaolong Yu, Guangzhen Zhang, Honglei Chang, Jian Liu

    Published 2019-01-01
    “…At the present, the natural stone used for traditional block rock revetment is becoming increasingly scarce, and other commonly used revetment types also have some problems, such as poor stability, complex fabrication and installation process, and large investment. …”
    Get full text
    Article
  4. 2024

    Microbially Induced Calcium Carbonate Plugging for Enhanced Oil Recovery by Chenpeng Song, Derek Elsworth

    Published 2020-01-01
    “…We fabricate artificial rock cores composed of Ottawa sand with three separate grain-size fractions which represent large (40/60 mesh sand), intermediate (60/80 mesh sand), and small (80/120 mesh sand) pore sizes. …”
    Get full text
    Article
  5. 2025

    The Mechanical Criterion of Activation and Instability of Normal Fault Induced by the Movement of Key Stratum and Its Disaster-Causing Mechanism of Rockburst in the Hanging Wall Mi... by Lyu Pengfei, Lu Jiabin, Wang Eryu, Chen Xuehua

    Published 2021-01-01
    “…Subsequently, three conceptual models of rockburst induced by the fault stress transfer, stress concentration of coal pillars, and fault structural instability were proposed. Based on the rock mechanics theory, the rockburst carrier system model of “roof-coal seam-floor” near the fault was established. …”
    Get full text
    Article
  6. 2026
  7. 2027

    Mechanism and Energy Evolution Characteristics of Coal Burst in Mining Thick, Deep, and Large Inclined Coal Seams: A Case Study from a Chinese Coal Mine by Chengchun Xue, Anye Cao, Wenhao Guo, Yaoqi Liu, Songwei Wang, Jingyuan Dong, Yu Gu

    Published 2022-01-01
    “…Influenced by the local absence of the No. 8 coal seam, the vertical stress of the surrounding rock at the working face of the massive, inclined coal seam increased by 12.7%; the peak of roof energy at the working face inclination and strike increased by 46.2% and 32.2%; and the range of roof energy accumulation expanded. …”
    Get full text
    Article
  8. 2028
  9. 2029
  10. 2030

    Badges of (Dis-)Honour: Manifesting the ‘Conquest’ of Uluṟu via Wearable Material Culture by Dirk H. R. Spennemann, Sharnie Hurford

    Published 2024-12-01
    “…Set in a wide open plain, the monolith of Uluṟu (‘Ayers Rock’) has become an internationally recognizable symbol for the Australian outback, currently attracting hundreds of thousands of tourists each year. …”
    Get full text
    Article
  11. 2031

    Through the flow guide portal structure to isolate the cold airflows to improve the cold resistance of the tunnel by Ke Yin, Rui Wang, Licai Zhao, Lei Wang, Songli Chen, Yinlei Wang

    Published 2025-04-01
    “…The FGOT reduces the extent of low-temperature zones in the surrounding rock; this area decreases further as the length of the FGOT increases. …”
    Get full text
    Article
  12. 2032

    Reduced contribution of sulfur to the mass extinction associated with the Chicxulub impact event by Katerina Rodiouchkina, Steven Goderis, Cem Berk Senel, Pim Kaskes, Özgür Karatekin, Michael Ernst Böttcher, Ilia Rodushkin, Johan Vellekoop, Philippe Claeys, Frank Vanhaecke

    Published 2025-01-01
    “…Short-term cooling due to massive release of climate-active agents is hypothesized to have been crucial, with S-bearing gases originating from the target rock vaporization considered an important driving force. …”
    Get full text
    Article
  13. 2033

    GIS-Based Landslide Susceptibility Mapping Using Information, Frequency Ratio, and Artificial Neural Network Methods in Qinghai Province, Northwestern China by Bin Li, Nianqin Wang, Jing Chen

    Published 2021-01-01
    “…Through field investigations, 100 landslide disaster locations in the study area were selected, and 11 influencing factors including elevation, slope, aspect, plane curvature, profile curvature, road distance, river distance, fault distance, stratum rock property, vegetation coverage index, and terrain humidity index were selected as the influencing factors of landslide disaster based on GIS. …”
    Get full text
    Article
  14. 2034

    Modeling and Numerical Analysis in 3D of Anisotropic and Nonlinear Mechanical Behavior of Tournemire Argillite under High Temperatures and Dynamic Loading by Foguieng Wembe Marius, Mambou Ngueyep Luc Leroy, Ngapgue François

    Published 2020-01-01
    “…Indeed, above this temperature, the loss of rigidity of argillite reduced significantly the mechanical performance of this rock. Therefore, after 2.9 min, the stress reduction in X or Y direction was 75.5% with a peak stress value of 2500 MPa, whereas in Z direction, the stress reduction was 74.1% with a peak stress value of 1998 MPa. …”
    Get full text
    Article
  15. 2035

    Numerical Investigation of Hydraulic Fracture Propagation Morphology in the Conglomerate Reservoir by Zehao Xu, Xiangjun Liu, Lixi Liang

    Published 2022-01-01
    “…It was revealed that the difference between the mechanical properties of the gravel and the matrix in the conglomerate rock will affect the geometry of HF to varying degrees. …”
    Get full text
    Article
  16. 2036

    Physicochemical Characteristics and Water Quality Indices to Assess the Suitability of Groundwater Resources in some Communities of Kogi State, Nigeria by E. O. Akudo, O. Ibrahim, N. M. Muhammad, K. O. Musa, J. B. Ahmed II, G. O. Aigbadon

    Published 2025-02-01
    “…This study further revealed that the groundwater ionic constituent is defined by rock weathering/mineral dissolution and suggest almost zero influence from anthropogenic sources. …”
    Get full text
    Article
  17. 2037

    Optimization Technology of Frequency Conversion Constant Pressure Control System of Mine Emulsion Pump Station in Electrical Engineering and Automation Specialty by Cong Tian, Xiwen Wei, Chao Yang, Chang Su

    Published 2021-01-01
    “…Combined with 5 g communication and other intelligent key technologies, it realizes high-end functions such as fault self-diagnosis, remote operation, and remote monitoring of the emulsion pump station and rock drill, which can be called full intelligent stage. …”
    Get full text
    Article
  18. 2038

    Mining Stress Distribution and Gas Drainage Application of Coal Seam Group under Fault Influence by Meng Tang, Xiangtao Kang, Jiachi Ren, Lin Gao, Zhenqian Ma, Dezhong Kong

    Published 2022-01-01
    “…Combined with theoretical research, laboratory analysis, and numerical simulation analysis, the pressure relief range of coal seam and the evolution characteristics of surrounding rock stress were studied, the coal and gas comining system under the influence of faults was determined, the gas drainage technology was optimized, and the effect was investigated and analyzed. …”
    Get full text
    Article
  19. 2039

    Mechanism of Coal Burst and Prevention Practice in Deep Asymmetric Isolated Coal Pillar: A Case Study from YaoQiao Coal Mine by Chengchun Xue, Anye Cao, Wenhao Guo, Songwei Wang, Yaoqi Liu, Zhiping Shen

    Published 2021-01-01
    “…Monitored data confirmed that the stress concentration was influential in the roadway’s surrounding rock in the asymmetric isolated coal pillar area, circumventing coal pillar burst accidents. …”
    Get full text
    Article
  20. 2040

    Thermophysical and Mechanical Properties of Granite and Its Effects on Borehole Stability in High Temperature and Three-Dimensional Stress by Wang Yu, Liu Bao-lin, Zhu Hai-yan, Yan Chuan-liang, Li Zhi-jun, Wang Zhi-qiao

    Published 2014-01-01
    “…When exploiting the deep resources, the surrounding rock readily undergoes the hole shrinkage, borehole collapse, and loss of circulation under high temperature and high pressure. …”
    Get full text
    Article