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Coupled hydro-mechanical behaviour of a Kaolin Clay in the context of the geothermal use of geotechnical structures [PDF]

open access: yesE3S Web of Conferences, 2023
An experimental study regarding the hydro-mechanical behaviour of a Malaysian Kaolin is presented. Strain rate-controlled oedometer tests have been conducted on compacted samples. The influence of initial water content on the pore-size distribution (PSD)
Kayser Timon   +3 more
doaj   +1 more source

Load transfer approach for the geotechnical analysis of energy piles in a group with slab [PDF]

open access: yesE3S Web of Conferences, 2020
Thermally induced group effects characterise closely spaced energy piles. It has been observed experimentally that the behaviour of energy piles subjected to mechanical and thermal loads, in which the piles are located sufficiently close to each other ...
Ravera Elena   +2 more
doaj   +1 more source

Study on the Effect of Nanoindentation Test Method on Micromechanical Properties of Granite Minerals

open access: yesGeofluids, 2022
The study on microscopic mechanical properties of mineral is of great significance to reveal the damage mechanism of rock and can provide important basis for nondestructive testing of building materials and assisted rock breaking technology.
Man Lei   +4 more
doaj   +1 more source

Topographic Effects on the Seismic Response of Trapezoidal Canyons Subjected to Obliquely Incident SV Waves

open access: yesShock and Vibration, 2023
The topography and the incident angle of seismic waves both have considerable effects on the seismic ground motions of canyons in a half-space. In this paper, the theory of wavefield decomposition and the artificial boundary is used to develop a method ...
Hui Shen, Yaqun Liu, Haibo Li, Bo Liu
doaj   +1 more source

Microfluidic study in a meter-long reactive path reveals how the medium’s structural heterogeneity shapes MICP-induced biocementation

open access: yesScientific Reports, 2022
Microbially induced calcium carbonate (CaCO3) precipitation (MICP) is one of the major sustainable alternatives to the artificial cementation of granular media.
Ariadni Elmaloglou   +3 more
doaj   +1 more source

Benefits and drawbacks of applied direct currents for soil improvement via carbonate mineralization [PDF]

open access: yesE3S Web of Conferences, 2020
The study presented herein adopts a new vision of the processes involved in carbonate mineralization induced by MICP from an electrochemical and crystal growth perspective. More precisely a specific line of focus refers to the species involved in the bio-
Terzis Dimitrios   +2 more
doaj   +1 more source

Effect of Near-Fault Pulsed Ground Motions on Seismic Response and Seismic Performance to Tunnel Structures

open access: yesShock and Vibration, 2021
Seismic analysis of tunnels close to or crossing seismogenic faults is a complex problem, which is often neglected at the design stage for the lack of specific codes or guidelines and also because underground structures are considered less vulnerable ...
Xiancheng Mei, Qian Sheng, Zhen Cui
doaj   +1 more source

Numerical analysis of laterally loaded barrettes performance in cohesionless soils

open access: yesJournal of Engineering and Applied Science, 2023
This paper investigates the performance of a single and a group of laterally loaded barrettes using a series of numerical models in a three-dimensional finite element software.
Sherif A. Y. Akl   +3 more
doaj   +1 more source

An adaptive prediction method for mechanical properties deterioration of sandstone under freeze–thaw cycles: a case study of Yungang Grottoes

open access: yesHeritage Science, 2021
Due to the location of the Yungang Grottoes, freeze–thaw cycles contribute significantly to the degradation of the mechanical properties of the sandstone.
Chenchen Liu   +5 more
doaj   +1 more source

Automatic identification method of bridge structure damage area based on digital image

open access: yesScientific Reports, 2023
It is of great scientific and practical value to use effective technical means to monitor and warn the structural damage of bridges in real time and for a long time.
Jinchao Wang   +3 more
doaj   +1 more source

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