[HTML][HTML] Dynamic mechanical properties and wave propagation of composite rock-mortar specimens based on SHPB tests

Z Han, D Li, X Li - International Journal of Mining Science and …, 2022 - Elsevier
Filled inclusions in rock discontinuities play a key role in the mechanical characteristics of
the rock and thereby influence the stability of rock engineering. In this study, a series of …

Experimental study of stress wave propagation and energy characteristics across rock specimens containing cemented mortar joint with various thicknesses

Z Han, D Li, T Zhou, Q Zhu, PG Ranjith - International Journal of Rock …, 2020 - Elsevier
Stability and safety of rock structures are easily influenced by the dynamic disturbance,
especially when weak joint planes exist. In order to investigate the filling joint effect on the …

An SHPB test study on wave propagation across rock masses with different contact area ratios of joint

JC Li, NN Li, HB Li, J Zhao - International journal of impact engineering, 2017 - Elsevier
Abstract The Split Hopkinson Pressure Bar (SHPB) apparatus was adopted to investigate
the influence of joint contact area and spatial geometry of joint surface on the dynamic …

Energy-based analysis of seismic failure mechanism of a rock slope with discontinuities using Hilbert-Huang transform and marginal spectrum in the time-frequency …

D Song, X Liu, J Huang, J Zhang - Landslides, 2021 - Springer
An energy-based identification method is proposed to investigate the seismic failure
mechanism of landslides with discontinuities. The proposed method was verified by using …

Ultrasonic P-wave propagation through water-filled rock joint: an experimental investigation

H Yang, HF Duan, JB Zhu - Journal of Applied Geophysics, 2019 - Elsevier
The presence of fluids in rock discontinuities may dramatically affect wave behaviours of
rock masses, eg, wave velocity, wave transmission and attenuation. In this study, extensive …

Effects of microfracture on wave propagation through rock mass

X Zhou, L Fan, Z Wu - International journal of geomechanics, 2017 - ascelibrary.org
This paper presents an investigation of wave propagation through microfractured rock mass.
The effects of microfracture on wave propagation were observed by a series of scanning …

Damage evolution of the bedding rock landslide and debris landslide under earthquakes in the Three-rivers Basin

C Wang, M Guo, X Chen, K Gu, Y Gong, Y Qi… - Engineering …, 2024 - Elsevier
The geological structure of the Three-rivers Basin is complex, with active tectonic
movements and frequent earthquakes, resulting in fragile geological circumstances …

Relationship between macro-fracture density, P-wave velocity, and permeability of coal

H Wang, J Pan, S Wang, H Zhu - Journal of Applied Geophysics, 2015 - Elsevier
This study was undertaken to determine the quantitative relationship between macro-
fracture density, P-wave velocity, porosity and permeability of different coal rank samples …

Experimental study on wave propagation across a rock joint with rough surface

X Chen, JC Li, MF Cai, Y Zou, J Zhao - Rock Mechanics and Rock …, 2015 - Springer
Joints are an important mechanical feature of rock masses. Their effect on wave propagation
is significant in characterizing dynamic behaviors of discontinuous rock masses. An …

Experimental study on the role of clay mineral and water saturation in ultrasonic P-wave behaviours across individual filled rock joints

H Yang, HF Duan, J Zhu - International Journal of Rock Mechanics and …, 2023 - Elsevier
Understanding wave propagation across rock joints is of great importance in rock
engineering, petroleum engineering, and other geophysical applications. Previous studies …