17 Result(s)

Article

Study on shear mechanical characteristic evolution and influencing factors of rock joint surfaces under cyclic loading conditions

Determining the shear strength of rock joint surfaces is a fundamental problem in the fields of rock mechanics and engineering geology. To obtain the cyclic shear strength of rock joint surfaces under cyclic s...

**ghan Yin, Zhen Cui, Qian Sheng, Jian Chen… in Bulletin of Engineering Geology and the En… (2023)

Article

Simulation of transport mechanism of radium isotopes in aquifer on the southern coast of Laizhou Bay

Naturally occurring radium (²²³Ra, ²²⁴Ra, ²²⁶Ra, and ²²⁸Ra) isotopes have been widely applied as geochemical tracers in marine environments, especially when estimating the submarine groundwater discharge (SGD). I...

Yancheng Wang, Guangquan Chen, Hongjun Yu, **ngyong Xu… in Acta Oceanologica Sinica (2023)

Article

Deformation mechanism and reinforcement design for the flexural toppled slope of Miaowei HPP

Toppling is a typical failure mode of a rock slope. The deformation mechanism and sliding mode of a toppled slope are considerably different from those of conventional slopes. The analysis methods and reinforc...

Zhen Cui, **-zhi Chen, Wei-jiang Chu… in Bulletin of Engineering Geology and the En… (2023)

Article

A New Direct Shear Apparatus for Rock Joints Specialized in Cyclic Loading

Zhen Cui, Qian Sheng, Mao-chu Zhang, Jun-feng Cao… in Rock Mechanics and Rock Engineering (2021)

Article

An Experimental Investigation of the Influence of Loading Rate on Rock Tensile Strength and Split Fracture Surface Morphology

To investigate the effect of the loading rate on the tensile strength of rock material and the morphology of the resulting split fracture surfaces, three types of rock specimens, namely, granite, basalt and li...

Zhen Cui, Sheng Qian, Guimin Zhang, Zhang Maochu in Rock Mechanics and Rock Engineering (2021)

Article

A modified rock mass classification considering seismic effects in the basic quality (BQ) system

Safe construction and operation of tunnels in high seismic risk regions require special aseismic design. A possible solution to this issue is to consider the earthquake damage that a tunnel may suffer beforeha...

Zhen Cui, Qian Sheng, Gui-min Zhang, Hua Liu in Bulletin of Engineering Geology and the En… (2021)

Article

Stability of the bedded key roof above abandoned horizontal salt cavern used for underground gas storage

A large number of salt caverns by solution mining are abandoned widely. After reasonable reformation, some of these caverns are expected to store energies, such as petroleum, natural gas, and compressed air en...

Guimin Zhang, Zhenshuo Wang, Jiangfeng Liu… in Bulletin of Engineering Geology and the En… (2020)

Article

Magnetic properties indicate the sources of hadal sediments in the Yap Trench, northwest Pacific Ocean

Magnetic minerals in marine sediments are often masked by the primary natural remanent magnetization and material source signals. In order to understand sedimentary environment and sources of sediments in the ...

Yu Chen, Jichao Yang, Olusegun A. Dada, Yaomin Yang… in Journal of Oceanology and Limnology (2020)

Article

Effects of superabsorbent polymers on the vertical infiltration of soil water with sand mulching

Superabsorbent polymer (SAP) is a kind of polymer with advantages like high water absorption and conservation. We studied the effect of various concentrations of SAPs on the infiltration of soil water with san...

Wenju Zhao, Jiazhen Hu, Zhen Cui, Pinxin Dou, Yanwei Fan in Environmental Earth Sciences (2019)

Article

Estimation of the Mechanical Properties of Igneous Rocks in Consideration of Seismic Effects

It is not widely accepted that the dynamic strain rate experienced by a rock mass during an earthquake is lower than that during a high strain rate scenario such as an explosion or a rock burst. The present st...

Zhen Cui, Qian Sheng, **anlun Leng, Zeqi Zhu… in Rock Mechanics and Rock Engineering (2019)

Article

Investigation of the long-term strength of **** marble rocks with experimental and numerical approaches

This work describes investigation of the long-term strength of marble rocks in a stability assessment of deeply buried **** headrace tunnels. First, a series of long-term axial compression tests were conduc...

Zhen Cui, Qian Sheng, **anlun Leng… in Bulletin of Engineering Geology and the En… (2019)

Article

Effects of a controlling geological discontinuity on the seismic stability of an underground cavern subjected to near-fault ground motions

The mechanism for the influence of near-fault ground motion on seismic issues for underground rock caverns has seldom been addressed, especially for caverns controlled by large geological discontinuities. In t...

Zhen Cui, Qian Sheng, **anlun Leng in Bulletin of Engineering Geology and the Environment (2018)

Article

Analysis of the Seismic Performance of a Rock Joint with a Modified Continuously Yielding Model

The problem of seismic wave transmission at a rock joint is a critical issue for aseismic affairs of underground rock engineering. Little attention has been given to the normal cyclic loading behavior of a joi...

Zhen Cui, Qian Sheng, **anlun Leng, Yalina Ma in Rock Mechanics and Rock Engineering (2017)

Article

Fractal features of soil particle-size distributions and their relationships with soil properties in gravel-mulched fields

Soil particle-size distribution (PSD) is an important index for soil classification because it has large influences on soil hydrological characteristics, salinity, fertility, erodibility, nutrient content, swe...

Wen-ju Zhao, Zhen Cui, Hong Ma in Arabian Journal of Geosciences (2017)

Article

Analysis of S Wave Propagation Through a Nonlinear Joint with the Continuously Yielding Model

Seismic wave propagation through joints that are embedded in a rock mass is a critical issue for aseismic issues of underground rock engineering. Few studies have investigated nonlinear joints with a continuou...

Zhen Cui, Qian Sheng, **anlun Leng in Rock Mechanics and Rock Engineering (2017)

Article

Scale dependency of spatial variability of soil moisture in gravel-mulched field

Knowledge of the scale dependency of the spatial variability of soil moisture is of paramount importance in the study of soil–atmosphere interactions and hydrological processes. We present a case study of the ...

Wenju Zhao, Zhen Cui, Na Li in Environmental Earth Sciences (2016)

Article

Control Effect of a Large Geological Discontinuity on the Seismic Response and Stability of Underground Rock Caverns: A Case Study of the Baihetan #1 Surge Chamber

In this paper, the seismic stability of the #1 surge chamber of the Baihetan hydropower plant, which is influenced by a large dominating geological discontinuity [the interlayer shear weakness zone (ISWZ) C2)]...

Zhen Cui, Qian Sheng, **anlun Leng in Rock Mechanics and Rock Engineering (2016)