Effect of loading rate on failure characteristics of asphalt mixtures using acoustic emission technique

H Wei, H Zhang, J Li, J Zheng, J Ren - Construction and Building Materials, 2023 - Elsevier
Uniaxial compression tests of asphalt mixtures with six loading rates were conducted to
investigate the failure characteristics and failure modes of asphalt mixtures. The whole …

Effects of roughness on shear properties and acoustic emission characteristics of bonded Rock-Concrete interfaces

Y Chen, J Yang, M Li, L Zhou, B Guo, J Zuo - Construction and Building …, 2023 - Elsevier
The shear properties of bonded rock-concrete interfaces play a crucial role in the analysis of
engineering structures stability. In this paper, laboratory direct shear tests and acoustic …

Failure mechanism of hot dry rock under the coupling effect of thermal cycling and direct shear loading path

B Liu, H **e, J Hu, J Liu, B Li, C Li - … Journal of Rock Mechanics and Mining …, 2024 - Elsevier
Inducing shear failure in reservoir rocks is a critical strategy for enhancing hot dry rock
resource exploitation, as it promotes the development of an extensive fracture network. In …

Crack development and damage patterns under combined dynamic-static loading of parallel double fractured rocks based on DIC technique

L Zhang, Z Zhang, Y Chen, B Dai, B Wang - Acta geotechnica, 2023 - Springer
In this paper, the combined static-dynamic loading tests on refabricated parallel fissured
granite were conducted with SHPB system at six confining pressures (0, 10, 20, 30, 50, and …

Characteristic analysis of acoustic emission monitoring parameters for crack propagation in UHPC-NC composite beam under bending test

S Li, L Zhang, P Guo, P Zhang, C Wang, W Sun… - … and Building Materials, 2021 - Elsevier
Ultra high performance concrete (UHPC) has more outstanding mechanical properties and
durability than normal concrete (NC) materials. Currently, analysis methods for the …

Loading rate dependence of staged damage behaviors of granite under uniaxial compression: Insights from acoustic emission characteristics

M Zhai, C Xu, L Xue, Y Cui, J Dong - Theoretical and Applied Fracture …, 2022 - Elsevier
A series of laboratory-based uniaxial compression tests combined with acoustic emission
(AE) monitoring was conducted to investigate the loading rate dependence of AE …

Mechanical properties and acoustic emission response of cemented tailings backfill under variable angle shear

T Chen, K Zhao, Y Yan, Y Zhou, Z He, L Guo - Construction and Building …, 2022 - Elsevier
To investigate the mechanical properties and acoustic emission (AE) response of cemented
tailings backfill (CTB) under the action of compression–shear, 30°, 45°, and 60° variable …

Use of DIC and AE for investigating fracture behaviors of cold recycled asphalt emulsion mixtures with 100% RAP

G Hu, Q Yang, X Qiu, D Zhang, W Zhang, S **ao… - … and Building Materials, 2022 - Elsevier
Cracking damage have great influence on the service life of cold recycled asphalt emulsion
mixtures (CRAEM). As non-destructive methods, digital image correlation (DIC) and acoustic …

Microcracking behaviors and acoustic emission characteristics of granite subjected to direct shear based on a novel grain-based model

M Zhai, L Xue, F Bu, B Yang, H Ding - Computers and Geotechnics, 2022 - Elsevier
In this study, we numerically examine the microcracking behaviors of Alxa porphyritic granite
under direct shear using a novel grain-based model considering particle-scale softening …

Cyclic frictional response of rough rock joints under shear disturbances: Laboratory experiment and numerical simulation

Q Zhu, Q Yin, Z Tao, J Wu, M He, W Zha, H Pu… - Engineering Fracture …, 2024 - Elsevier
The cyclic frictional response of rock joints under shear disturbances is critical for
understanding the stability and durability of rock engineering structures. Laboratory …