Fractional viscoelastic models for power-law materials

A Bonfanti, JL Kaplan, G Charras, A Kabla - Soft Matter, 2020 - pubs.rsc.org
Soft materials often exhibit a distinctive power-law viscoelastic response arising from broad
distribution of time-scales present in their complex internal structure. A promising tool to …

A Caputo variable-order fractional damage creep model for sandstone considering effect of relaxation time

X Liu, D Li, C Han, Y Shao - Acta Geotechnica, 2022 - Springer
Establishing a fractional creep model with few parameters and explicit physical
interpretation is of significant meaning for predicting rheological deformation of rock. In this …

Evaluating the time-dependent behavior of deeply buried tunnels in soft rock environments and relevant measures guaranteeing their long-term stability

W Frenelus, H Peng - Applied Sciences, 2023 - mdpi.com
The time-dependent behavior and long-term stability of deep-buried tunnels in soft rocks
have received lots of considerations in tunnel engineering and allied sciences. To better …

Study of the mechanical properties and fracture evolution of sandstone with different moisture contents under true triaxial stress

W Wang, Q Yao, C Tang, X Li, Z Chong - Arabian Journal for Science and …, 2021 - Springer
The typical sandstone of the Shendong mining area, China, was considered as the research
object in order to determine the mechanical properties and fracture evolution characteristics …

Failure mechanism of gently inclined shallow landslides along the soil-bedrock interface on ring shear tests

Q Xu, W Wang, L Li, Y Cao - Bulletin of Engineering Geology and the …, 2021 - Springer
There were many gently inclined shallow landslides along the soil-bedrock interface at a
depth of 3–5 m in Nanjiang County, Sichuan Province, China. To explain why slope failure …

Hydraulic pressure effect on mechanical properties and permeabilities of layered rock mass: An experimental study

W Huang, H Wang, T Zhang, M He… - European Journal of …, 2023 - Taylor & Francis
The triaxial compression tests under different hydraulic pressures and low confining
pressure were carried out to study the hydraulic pressure effect on the mechanical …

Experimental study on mechanical properties of multi-layered rock mass and statistical damage constitutive model under hydraulic-mechanical coupling

T Zhang, W Xu, W Huang, G Wu - European Journal of …, 2023 - Taylor & Francis
The triaxial compression tests of multi-layered rock mass samples prepared from the
laboratory were carried out by using the rock servo-controlled triaxial rheological test …

强风化岩流态固化土压缩特性正交试验研究

朱彦鹏, 王浩, 房光文, 刘东瑞, 吕玉宝 - 长江科学院院报, 2023 - ckyyb.crsri.cn
随着西部大开发战略的快速实施, 地下工程越来越多, 为保护生态环境, 降低工程造价,
将开挖出的强风化岩进行破碎后, 掺入一定比例的黄土, 水泥, 膨润土和泵送剂进行固化改良作为 …

Compaction characteristics and minimum void ratio prediction model for gap-graded soil-rock mixture

T Wang, S Liu, Y Feng, J Yu - Applied Sciences, 2018 - mdpi.com
Featured Application Prediction of the minimum void ratio of gap-graded soil-rock mixture.
Abstract Gap-graded soil-rock mixtures (SRMs), composed of coarse-grained rocks and fine …

Long-term shear strength weakening of soft interlayers due to low-permeability

C Ma, B Hu, H Zhan - Journal of Contaminant Hydrology, 2021 - Elsevier
Soft interlayers are distiuctive geological units that serve as semi-permeable layers that
regulate water flow and chemical transport in the subsurface. However, their hydrogeolocial …