Research articles
A micromechanics-based multiscale modeling of heterogeneous rocks with a complex microstructure
Deep Resources Engineering. 2026, 3(2): 100238. 
doi.org10.1016j.deepre.2026.100238.pdf
Brief Introduction: This paper develops a multiscale yield criterion and constitutive model for porous matrix-inclusion composites, incorporating mesoscale mineral content, microscale porosity, and pressure sensitivity, and validates it against experimental data for claystone under various depths and confining pressures.
本文为多孔基质-夹杂物复合材料开发了一种多尺度屈服准则和本构模型，该模型考虑了介观尺度矿物含量、微观尺度孔隙率以及压力敏感性的影响，并对不同深度和围压下的泥岩实验数据进行了验证。
Keywords: Rock mechanics; Civil engineering; Geomaterial; Constitutive model; Multi-scale modeling; Microstructure
Cite: Shen, W.Q., A micromechanics-based multiscale modeling of heterogeneous rocks with a complex microstructure, Deep Resources Engineering 2026, 3 (2), 100238. https://doi.org/10.1016/j.deepre.2026.100238
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An integrated intelligent long-term device for the borehole monitoring of deformation and evolution of fractures in rock masses
Jun Zhao*, Jiang-Long Zhao, Xia-Ting Feng, Yue Guo, Xiao-Jun Zhang, Hong-Wei Xiang
Deep Resources Engineering. 2026, 3(2): 100204. doi.org10.1016j.deepre.2025.100204.pdf
Brief Introduction: This paper presents an integrated monitoring device that overcomes six key technical challenges to enable stable, high-precision, and long-term unmanned collection of borehole deformation and fracture data in rock masses under complex conditions.
本文提出的一体化智能监测装置解决了6个关键技术难题，能在复杂条件下实现对岩体钻孔变形和破裂数据的稳定、高精度、长期无人值守采集。
Keywords: Deformation; Fracture; Borehole wall; Adaptive lifting structure; In-situ intelligent continuous monitoring
Cite: Zhao, J.; Zhao, J.-L.; Feng, X.-T.; Guo, Y.; Zhang, X.-J.; Xiang, H.-W., An integrated intelligent long-term device for the borehole monitoring of deformation and evolution of fractures in rock masses, Deep Resources Engineering 2026, 3 (2), 100204. https://doi.org/10.1016/j.deepre.2025.100204
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Numerical study on the mechanism of tool impact fragmentation in heterogeneous rock under confining pressure
Huihe Zhao, Hongxiang Jiang*, Zijian Wu, Dongsheng Zhao, Airong Wang
Deep Resources Engineering. 2026, 3(2): 100208. doi.org10.1016j.deepre.2025.100208.pdf
Brief Introduction: This paper develops a numerical model to investigate the mechanism of tool impact fragmentation in heterogeneous rock under confining pressure, revealing that tensile stress dominates crack propagation while confining pressure suppresses internal damage and crack extension.
本文通过建立的数值模型研究了围压作用下非均质岩石的工具冲击破碎机理，揭示了拉伸应力主导裂纹扩展，而围压抑制内部损伤和裂纹延伸的规律。
Keywords: Mechanical impact; Heterogeneous rock; Confining pressure; Rock-breaking mechanism
Cite: Zhao, H.H.; Jiang, H.X.; Wu, Z.J.; Zhao, D.S.; Wang, A.R., Numerical study on the mechanism of tool impact fragmentation in heterogeneous rock under confining pressure, Deep Resources Engineering 2026, 3 (2), 100208. https://doi.org/10.1016/j.deepre.2025.100208
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Mechanism of transient phase transition in liquid oxygen with different absorbent media
Yanbing Wang*, Xue Li, Dairui Fu, Kangcheng Li, Dongchen Wang, Haitao Le, Linsheng Zhao, Chuanhao Lv, Yuanyuan Liu, Bo Xu, Zungang Liu, Xiao Wang
Deep Resources Engineering. 2026, 3(2): 100235. doi.org10.1016j.deepre.2025.100235.pdf
Brief Introduction: This paper analyzes how different absorbent media (tissue paper vs. cotton) affect the phase-change reaction and energy release uniformity of liquid oxygen charges, revealing that tissue paper’s short-fiber structure provides more efficient and uniform energy release compared to cotton.
本文分析了不同吸附介质（爆破纸与浸氧棉）对液氧装药的相变反应及能量释放均匀性的影响，发现爆破纸的短纤维结构在能量释放效率和均匀性方面均优于浸氧棉。
Keywords: Absorbent media; Liquid oxygen transient phase transition; High-speed photography; Vaporization-expansion; Fiber structure
Cite: Wang, Y.B.; Li, X.; Fu, D.R.; Li, K.C.; Wang, D.C.; Le, H.T.; Zhao, L.S.; Lv, C.H.; Liu, Y.Y.; Xu, B.; Liu, Z.G.; Wang, X., Mechanism of transient phase transition in liquid oxygen with different absorbent media, Deep Resources Engineering 2026, 3 (2), 100235. https://doi.org/10.1016/j.deepre.2025.100235
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Insight into undercut-induced ground deformations in cave mines
Batbayar Batkhuu*, Andre van As
Deep Resources Engineering. 2026, 3(2): 100239. doi.org10.1016j.deepre.2026.100239.pdf
Brief Introduction: This paper reviews undercut-induced deformation in deep cave mines, analyzes ground response patterns using Multi-Point Borehole Extensometer and convergence pin monitoring data from three mines, and highlights the increasing rate and magnitude of stress-induced deformation during undercut expansion.
本文回顾了深部崩落法矿山的拉底诱发变形，利用3个矿山的多点位移计和收敛测钉监测数据分析了围岩响应模式，强调了拉底扩帮过程中应力诱发变形的增速和幅度。
Keywords: Undercutting; High-stress caving; Ground response to undercutting; Deformation monitoring
Cite: Batkhuu, B.; van As, A., Insight into undercut-induced ground deformations in cave mines, Deep Resources Engineering 2026, 3 (2), 100239. https://doi.org/10.1016/j.deepre.2026.100239
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Dynamic responses of coal-rock-bolt composite with axial pre-stress and confining pressure
Linxin Wang, Tianzuo Huang, Fuqiang Ren*, Yuan Chang, Zhenyang Xu
Deep Resources Engineering. 2026, 3(2): 100230. doi.org10.1016j.deepre.2025.100230.pdf
Brief Introduction: This paper investigates the dynamic failure mechanisms of coal-rock-bolt composites under combined static and dynamic loading, revealing that confining pressure enhances dynamic strength and energy dissipation while axial pre-stress primarily influences deformation patterns and effective strain rate.
本文研究了煤-岩-锚杆组合体在静动态联合荷载作用下的动态破坏机制，发现围压能提高动态强度和能量耗散，而轴向预应力主要影响变形模式和等效应变率。
Keywords: Coal-rock-bolt composite; Dynamic cracking; Axial pre-stress and confining pressure; Energy dissipation; Anchoring mechanism
Cite: Wang, L.X.; Huang, T.Z.; Ren, F.Q.; Chang, Y.; Xu, Z.Y., Dynamic responses of coal-rock-bolt composite with axial pre-stress and confining pressure, Deep Resources Engineering 2026, 3 (2), 100230. https://doi.org/10.1016/j.deepre.2025.100230
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