Dynamic shear fracture behavior of rocks: insights from three-dimensional digital image correlation technique

C Zhang, D Li, J Ma, Q Zhu, P Luo, Y Chen… - Engineering Fracture …, 2023 - Elsevier
The influence of the loading rate on the mode I fracture property of rocks has been
extensively investigated through experiments. However, the rate-effect of the dynamic mode …

Dynamic compressive characteristics and damage constitutive model of coral reef limestone with different cementation degrees

Y Luo, H Gong, X Wei, S Zheng, C Pei, X Li - Construction and Building …, 2023 - Elsevier
Reef limestone has a heterogeneous, anisotropic, porous structure. According to apparent
pore characteristics, shallow reef limestone can be divided into four types: weakly-cemented …

Dynamic mechanical response and damage constitutive model of multi-flawed rocks under high strain rates

Z Yan, W Wu, F Dai, Y Liu - Rock Mechanics and Rock Engineering, 2023 - Springer
Rocks naturally containing many flaws are frequently subjected to dynamic impact loading.
Understanding the dynamic mechanical response and develo** the dynamic constitutive …

Strain rate-dependency of thermal infrared radiation of sandstone subjected to dynamic loading: Insights from a lab testing

X Cai, J Yuan, Z Zhou, Y Wang, L Chen, Y Liu… - International Journal of …, 2024 - Elsevier
Rocks are generally deformed and fractured upon various scales of strain rates.
Understanding the strain rate effects on the thermal infrared radiation (IR) characteristics of …

Investigation of damage characteristics of coral reef limestone under uniaxial compression based on pore structure

K Wu, Q Meng, C Wang, Q Qin, Z Dong - Engineering Geology, 2023 - Elsevier
The variation of the biological source and diagenetic environment results in significant
differences in pore structure and mechanical properties of coral reef limestone (CRL) with …

Effects of pre-static loads on the dynamic pure mode I and mixed mode I–II fracture characteristics of rocks

Y Li, F Dai, Y Liu, M Wei - Engineering Fracture Mechanics, 2023 - Elsevier
Rocks in deep underground engineering are prone to encounter pre-static loads and
dynamic disturbances simultaneously. Meanwhile, pure mode I and mixed mode I–II …

Investigating the mechanism of rock fracturing induced by high-pressure gas blasting with a hybrid continuum-discontinuum method

B Wang, H Li, Z Shao, S Chen, X Li - Computers and Geotechnics, 2021 - Elsevier
To study the rock-breaking mechanism resulting from high-pressure gas blasting, a hybrid
continuum-discontinuum method considering the actual breakage of rocks was presented in …

The influence of mechanical heterogeneity of grain boundary on mechanical and microcracking behavior of granite under mode I loading using a grain-based model

X Hu, D Liao, H Hu, S **e, N **e, X Gong - Rock Mechanics and Rock …, 2024 - Springer
Granite is a heterogeneous material characterized by a significant population of
mechanically distinct grain boundaries, which exert a substantial influence on crack …

[HTML][HTML] In-situ deformation and fracturing characteristics of geomaterials under dynamic loading: insights from ultra-high-speed X-ray phase contrast imaging and …

HC Wang, K Liu, B Lukic, WR Hu… - International Journal of …, 2024 - Elsevier
Dynamic loadings, such as earthquakes, blasts, and impacts, are commonly encountered in
mining and underground infrastructures, and therefore predicting the failure of geomaterials …

Creep behavior and associated acoustic characteristics of heterogeneous granite containing a single pre-existing flaw using a grain-based parallel-bonded stress …

X Hu, P Guo, N **e, H Hu, G Lei, J Ma… - Rock Mechanics and Rock …, 2023 - Springer
Understanding the microcracking mechanisms and associated acoustic characteristics
involved in the creep of heterogeneous granite at the grain scale is of high importance in …