Macro‐meso damage cracking and energy dissipation of rock‐backfill composites: Effect of cyclic disturbance frequency

Y Wang, Z Chen, X Yi, D Long - Fatigue & Fracture of …, 2024 - Wiley Online Library
This work aims to reveal the effect of cyclic disturbance frequency, ie, 0.01, 0.1, 0.5, and 1.0
Hz, on damage cracking and energy dissipation characteristics of rock‐backfill composite …

[HTML][HTML] Ultrasonic tensile test and micro-CT defect analysis on alumina 99.5%

AP Pagnoncelli, A Tridello, DS Paolino, L Peroni - Materials & Design, 2024 - Elsevier
The ultrasonic tensile test method recently developed by the Authors is applied with the
micro-computed tomography technique aiming to correlate the failure-inducing nominal …

[HTML][HTML] Mechanical properties of magnesium-based wood-like material subjected to splitting tensile tests

C Li, H Chen, H Zhang, TJ Marrow - Case Studies in Construction Materials, 2024 - Elsevier
To investigate the splitting tensile characteristics of a new building material, namely
magnesium-based wood-like material (MWM), the cubic splitting tensile tests were carried …

Evolution law and mechanism analysis of strength for backfill under different stress and drainage conditions

H Ma, Y Wang, X Li, J Wang - Construction and Building Materials, 2024 - Elsevier
In recent years, with the improvement of construction safety requirements in deep well
mining, the backfill mining method has been widely used. However, the strength of paste …

Influence of crack aperture and orientation on the uniaxial compressive behavior of rock

Z Yue, F Meng, M Li, J Han, W Wang… - European Journal of …, 2024 - Taylor & Francis
The pre-existing cracks with various geometric and physical properties significantly affect the
mechanical behaviors of rock mass. In this study, uniaxial compressive tests are performed …

Failure mechanisms of coarse-grained sandstone under pure mode I/II loading: insights from energy evolution and acoustic emission

Z Liu, C Ma, X Wei, W Yi, J Lei - Nondestructive Testing and …, 2024 - Taylor & Francis
Tensile and shear failure are the main damage modes of rocks in geotechnical engineering.
To investigate the energy evolution and failure characteristics of coarse-grained sandstone …

Thermophysical–mechanical properties evaluations of porous geomaterials by CT images and digital–virtual modeling

Z Zhao, F Berto, YL Zou, Z Li… - Fatigue & Fracture of …, 2024 - Wiley Online Library
In this work, the color difference phase separation (CDPS) approach is proposed to segment
the solid and pore phases. Pore‐scale variables are defined to describe the microstructural …

Influence of relative distance between fault and tunnel on dynamic response of tunnel: An experimental and numerical investigation

L Dai, Z Zhu, C Zhang, D Zhu, H Chen… - Earthquake …, 2024 - journals.sagepub.com
The effect of earthquakes on deep tunnels near faults has always been a significant issue in
underground engineering research. The presence of fault fracture zones tends to intensify …

The influence of boundary effects on explosive damage and crack propagation in brittle materials

C Li, Y Zhang, J Zuo, Y Li - Mechanics of Advanced Materials and …, 2024 - Taylor & Francis
To investigate the influence of boundary effects on the damage and fracture characteristics
of brittle materials under explosive loads, studies were conducted using explosive model …

Mode I cracking of three tropical species from Cameroon: the case of bilinga, dabema, and padouk wood

R Biyo'o, AB Biwole, R Moutou Pitti… - … Material Science & …, 2024 - Taylor & Francis
This work aimed to study the initial stress to cracking of Cameroonian tropical woods. The
forests of the Cameroonian part of the Congo Basin, abound in species highly sought after …