Results 31 to 40 of about 84,062 (265)

Development of Grouting Test System for Rough Fissure Rock Body and Research on Slurry Diffusion Law

open access: yesApplied Sciences, 2023
The surface roughness of grout in fractured rock masses has a significant impact on the diffusion characteristics of grout, especially in millimeter-scale fractures.
Guosheng Li   +4 more
doaj   +1 more source

Iodine speciation in a silver-amended cementitious system

open access: yesEnvironment International, 2019
Silver-impregnated zeolite (AgIZ) has been used for removing radioiodine from contaminated groundwater and nuclear waste streams and the worldwide inventory of such secondary waste is rapidly increasing. The objective of this study was to 1) quantify the
Daniel I. Kaplan   +11 more
doaj   +1 more source

Evaluation of Performance of Grout Materials in Protection of Prestressing Steel

open access: yesInternational Journal of Electrochemical Science, 2008
Prestressing cables are widely used in huge constructions like buildings and bridges. Corrosion of prestressing steel is more dangerous than the corrosion of reinforcing steel in concrete.
K. Kumar, M.S. Karthikeyan and N. Palaniswamy
doaj   +2 more sources

A two-stage ceramic tile grout sealing process using a high power diode laser Part I: Grout development and materials characteristics [PDF]

open access: yes, 1998
Work has been conducted using a 60 W-cw high power diode laser (HPDL) in order to determine the feasibility and characteristics of sealing the void between adjoining ceramic tiles with a specially developed grout material having an impermeable enamel ...
Basov   +11 more
core   +1 more source

Study on the Floating of Large Diameter Underwater Shield Tunnel Caused by Synchronous Grouting

open access: yesGeofluids, 2022
Synchronous grouting is the key factor causing segment floating during the construction of shield tunnel, especially the grout ratio and the control of the grouting pressure.
Yu Liang   +3 more
doaj   +1 more source

The Influence of Water Content on the Fresh and Hardened State Properties of Lime–Pozzolan Grouts

open access: yesHeritage, 2022
Lime–pozzolan grouts concern a specific type often applied in the restoration of historic structures. Their water content, a crucial factor of their applicability, has a significant impact on their fresh and hardened state properties. In this study, four
Vasiliki Pachta
doaj   +1 more source

Debonding along the fixed anchor length of a ground anchorage [PDF]

open access: yes, 2014
Peer ...
Akisanya, A. R., Ivanovic, A.
core   +1 more source

Experimental Behavior of Steel-Concrete Composite Girders with UHPC-Grout Strip Shear Connection

open access: yesBuildings, 2021
This paper develops a new type of shear connection for steel-concrete composite bridges using Ultra-High Performance Concrete (UHPC) as the connection grout.
Zhiqi He   +3 more
semanticscholar   +1 more source

A Critical Review on the Use of Shallow Geothermal Energy Systems for Heating and Cooling Purposes

open access: yesEnergies, 2022
The reduction of CO2 emissions has become a global concern. In this regard, the EU intends to cut CO2 emissions by 55% by 2030 compared to those of 1990.
Abdelazim Abbas Ahmed   +4 more
doaj   +1 more source

Finite element analysis of stress distribution and the effects of geometry in a laser-generated single-stage ceramic tile grout seal using ANSYS [PDF]

open access: yes, 2004
Optimisation of the geometry (curvature of the vitrified enamel layer) of a laser-generated single-stage ceramic tile grout seal has carried out with a finite element (FE) model.
Bull C. E.   +5 more
core   +1 more source

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