Diffusion of Re(VII) and Se (IV) in compacted GMZ bentonite in the presence of Bacillus spp.
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Radioanalytical and Nuclear Chemistry"
DOI: 10.1007/s10967-019-06455-3
Abstract: The effect of Bacillus spp. on Re(VII) and Se(IV) diffusion in compacted GMZ bentonite was investigated by a through-diffusion method. Bacillus spp. had no significance effect on the effective diffusion coefficient (De) and the accessible… read more here.
Keywords: diffusion; bacillus spp; compacted gmz; vii ... See more keywords
Compression, swelling and rebound behavior of GMZ bentonite/additive mixture under coupled hydro-mechanical condition
Sign Up to like & getrecommendations! Published in 2017 at "Engineering Geology"
DOI: 10.1016/j.enggeo.2017.02.030
Abstract: Abstract The GMZ bentonite/additive mixtures have been proposed as the buffer/backfill media for the high-level radioactive waste geological disposal in China. In this study, two types of mixtures were prepared by mixing variable amounts of… read more here.
Keywords: compression; gmz bentonite; coupled hydro; mixture ... See more keywords
Adsorption of Eu(III) onto Gaomiaozi bentonite corroded by cement waters: Effect of cement solutions on the long-term sorption performance of bentonite in the repository conditions
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DOI: 10.1016/j.jclepro.2019.119692
Abstract: Abstract The adsorption of europium (Eu(III)) onto Gaomiaozi (GMZ) bentonite corroded by cement water at different stages was studied by batch experiments considering the in-situ conditions in a high-level radioactive waste (HLW) repository. Before this,… read more here.
Keywords: adsorption; long term; cement; cement solutions ... See more keywords
Effect of synthetic Beishan site water and cement solutions on the mineralogy and microstructure of compacted Gaomiaozi(GMZ) bentonite
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DOI: 10.1016/j.sandf.2019.11.006
Abstract: Abstract The mineral alteration and microstructure evolution of compacted GMZ bentonite was investigated during the long-term in the Beishan area, a candidate for a high-level radioactive waste repository in China. The compacted GMZ bentonite samples… read more here.
Keywords: mineralogy; water; synthetic beishan; beishan site ... See more keywords
Gas breakthrough in saturated compacted GaoMiaoZi (GMZ) bentonite under rigid boundary conditions
Sign Up to like & getrecommendations! Published in 2017 at "Canadian Geotechnical Journal"
DOI: 10.1139/cgj-2016-0220
Abstract: In a geological repository for disposal of high-level radioactive waste, gas breakthrough is an important phenomenon during a gas migration process in the saturated engineered barrier. In this paper, gas injection, swelling pressure, water permeability,… read more here.
Keywords: gmz bentonite; pressure; gas breakthrough; gas ... See more keywords