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Yujing Jiang, Baocheng Li, Changsheng Wang, Hengjie Luan, Sunhao Zhang, Qinglin Shan and Xianzhen Cheng
To study the shear deformation and failure characteristics of a wellbore and the interaction mechanism with its surrounding rocks induced by a layer slip during natural gas hydrates (NGHs) extraction, this paper conducted a numerical simulation study of ...
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Fangrui Li, Jie Guo, Fengshan Ma, Guang Li and Yewei Song
At present, when addressing the problem of fault stability in mines, most attention is paid to the study of the impact of a single mining method on faults. In order to study fault stability in mines more comprehensively, this paper researches the effect ...
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Liangxing Jin, Tian Qin and Pingting Liu
Considering the change of different soil layer parameters of a two?layered strip foundation, a planar kinematically permissible multi?block failure mechanism of a two?layered strip foundation under vertical uniform load is formulated. Based on upper?boun...
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Fengli Zhou, Chunwu Guo, Jiangtao Zhang, Jincen Guo, Jinlong Jiang and Lulin Ning
Assembled steel-composite bridges generally use stud connectors to achieve the connection between the deck slab and the steel main girders. However, the commonly-used cluster studs weaken the integrity of the precast deck slabs and are not conducive to r...
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Jie Zhang, Jianjun Wu, Tao Yang, Sen Yang, Yifeng He and Shoushi Gao
With the gradual increase in the mining depth of coal resources, the destruction of the rock structure of the inter-layered rock of the near coal seam under the influence of mining has led to the frequent occurrence of water-inrush disasters in mines, wh...
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Rui Ren, Xinjiang Xu, Dongbo Li, Li Fan, Qinlong Liu and Xiguang Liu
To study the bond?slip behavior of steel?steel fiber recycled aggregate concrete, push-out tests of 16 specimens were carried out using steel fiber volume ratio, steel fiber aspect ratio, steel protective layer thickness and steel embedded length as the ...
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Jianming Guo
The 2021 Mw 7.3 Maduo earthquake is one of the largest seismic events that has occurred in and around the Bayan Har block of Tibet. D-InSAR results and field surveys indicate that this earthquake resulted in more than 160 km of coseismic surface rupture ...
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Fan Yang, Gan Qin, Kang Liu, Feng Xiong and Wu Liu
Pasting carbon fiber reinforced polymer (CFRP) has become an effective method to reinforce the circular tunnel. For this reinforcement method, the mechanical performance of the curved substrate is important to keep the coordinated deformation of CFRP and...
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Qizhi Chen, Luju Liang, Changjie Xu, Baoping Zou and Xiangxiang Gao
Terzaghi proposed two-dimensional (2D) arching theory through trapdoor tests based on the assumption of a vertical slip surfaces. However, the original 2D assumption is different from a real three-dimensional (3D) excavation condition and actual slip sur...
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Zeying Bao and Fulin Shang
The ideal mechanical shear properties and sliding characteristics of c-ZrO2(001)/a-Al2O3(11¯02" role="presentation">11_0211¯02
1
1
¯
02
) interfaces are examined through simulated shear deformations using first-principles calculations. We invest...
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