Organic solvent extraction of uranium from alkaline nuclear waste
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Radioanalytical and Nuclear Chemistry"
DOI: 10.1007/s10967-019-06430-y
Abstract: There are proliferation issues with the Plutonium Uranium Redox Extraction process due to the possibility of recovering plutonium. The objective of this research was to evaluate different organic extraction ligands that can remove uranium from… read more here.
Keywords: extraction; nuclear waste; uranium alkaline; organic solvent ... See more keywords
Three-dimensional thermal–hydraulic coupled analysis in the nuclear waste repository
Sign Up to like & getrecommendations! Published in 2021 at "Annals of Nuclear Energy"
DOI: 10.1016/j.anucene.2020.107866
Abstract: Abstract In this paper, coupled governing equations were proposed to simulate three-dimensional heat conduction and moisture transport in the nuclear waste repository. Because there will be a large temperature gradient near inner and outer boundaries… read more here.
Keywords: three dimensional; moisture; waste; moisture transport ... See more keywords
The biogeochemistry of gas generation from low-level nuclear waste: Modelling after 18 years study under in situ conditions
Sign Up to like & getrecommendations! Published in 2017 at "Applied Geochemistry"
DOI: 10.1016/j.apgeochem.2017.07.012
Abstract: Abstract Gas generation from low- and intermediate-level nuclear waste (LILW) is an important process related to the safety of near surface and geological nuclear waste repositories. Generation of a gas phase has the potential to… read more here.
Keywords: gas; level; generation; nuclear waste ... See more keywords
Alteration of 29Si-doped SON68 borosilicate nuclear waste glass in the presence of near field materials
Sign Up to like & getrecommendations! Published in 2019 at "Applied Geochemistry"
DOI: 10.1016/j.apgeochem.2019.104436
Abstract: Abstract The leaching of 29Si-doped SON68 French nuclear waste glass was investigated in Callovo-Oxfordian (COx) water in the presence of P235GH stainless steel and COx argillite. Experiments were carried out to understand the effect of… read more here.
Keywords: presence; glass; 29si doped; doped son68 ... See more keywords
The role of interfaces in the bentonite barrier of a nuclear waste repository on gas transport
Sign Up to like & getrecommendations! Published in 2021 at "Engineering Geology"
DOI: 10.1016/j.enggeo.2021.106087
Abstract: Abstract The FEBEX in situ test provided bentonite samples that had been submitted to the conditions of the engineered barrier of a nuclear waste repository for 18 years. These samples can be considered quite evolved from… read more here.
Keywords: gas; barrier nuclear; gas transport; waste ... See more keywords
The discursive politics of nuclear waste: Rethinking participatory approaches and public perceptions over nuclear waste storage repositories in Switzerland
Sign Up to like & getrecommendations! Published in 2017 at "Energy research and social science"
DOI: 10.1016/j.erss.2017.05.042
Abstract: Abstract Used nuclear fuel must be safely disposed. One solution to this complex challenge are deep geological repositories. Participatory approaches accompany the selection of suitable sites for these repositories in many countries and have been… read more here.
Keywords: waste rethinking; discursive politics; waste; participatory approaches ... See more keywords
Effects of deep geological environments for nuclear waste disposal on the hydrogen entry into titanium
Sign Up to like & getrecommendations! Published in 2019 at "International Journal of Hydrogen Energy"
DOI: 10.1016/j.ijhydene.2019.03.154
Abstract: Abstract The surface of nuclear waste container will be completely wetted by the groundwater infiltrating through the bentonite or concrete buffer after the closure of its deep geological disposal. Because of its excellent corrosion resistance,… read more here.
Keywords: disposal; hydrogen; titanium; nuclear waste ... See more keywords
Reevaluating the efficacy of moderate annealing in nuclear waste vitrification for sustainable high-level waste management
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Cleaner Production"
DOI: 10.1016/j.jclepro.2020.122155
Abstract: Abstract The reliable immobilization of nuclear waste, particularly high-level waste (HLW), is a key issue for sustainable utilization of nuclear energy. Annealing process is adopted in nuclear waste vitrification to improve mechanical properties of products;… read more here.
Keywords: high level; glass; waste; moderate annealing ... See more keywords
MWCNTs based sorbents for nuclear waste management: A review
Sign Up to like & getrecommendations! Published in 2017 at "Journal of environmental chemical engineering"
DOI: 10.1016/j.jece.2017.09.054
Abstract: Abstract Multi walled carbon nanotubes (MWCNTs) based adsorbents have high sorption efficacy, fast sorption rate, selectivity, and reusability. All these features highlight that MWCNTs based adsorbents are excellent sorbents for the removal of toxic pollutants… read more here.
Keywords: waste solutions; waste; mwcnts based; nuclear waste ... See more keywords
Separation of 90Sr from nuclear waste by crystalline complex phosphates of Ce(IV) and Zr(IV)
Sign Up to like & getrecommendations! Published in 2018 at "Journal of environmental chemical engineering"
DOI: 10.1016/j.jece.2018.03.013
Abstract: Abstract Large amounts of radioactive Sr produced in nuclear reactor need to be separated for alternate use or safe disposal. Herein effective separation of radioactive Sr2+ by crystalline complex phosphates, namely a tunnel structured K2Ce(PO4)2… read more here.
Keywords: complex phosphates; separation; nuclear waste; exchange ... See more keywords
Biosorption-an alternative method for nuclear waste management: A critical review
Sign Up to like & getrecommendations! Published in 2018 at "Journal of environmental chemical engineering"
DOI: 10.1016/j.jece.2018.03.021
Abstract: Abstract Separation scientists and radiochemists aim to recover valuable long-lived radionuclides from high-level nuclear waste solution before its safe geological disposal. In last few years, researchers have exploited biosorption for nuclear waste management as an… read more here.
Keywords: waste; waste management; nuclear waste; review ... See more keywords