Promising Technology for Reprocessing Complex Uranium Ores from the Elkon Deposit
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DOI: 10.1007/s10512-017-0282-4
Abstract: The results of research on reprocessing of complex uranium ores from the Elkon deposit with recovery of uranium, gold, silver, and vanadium by methods of radiometric sorting, combining of autoclave and atmospheric leaching of ore… read more here.
Keywords: uranium; complex uranium; reprocessing complex; elkon deposit ... See more keywords
Accumulation of uranium and heavy metals in the soil–plant system in Xiazhuang uranium ore field, Guangdong Province, China
Sign Up to like & getrecommendations! Published in 2019 at "Environmental Geochemistry and Health"
DOI: 10.1007/s10653-019-00286-7
Abstract: Plants that have grown for many years in the special environmental conditions prevailing in mining areas are naturally screened and show strong capacity to adapt to their environment. The present study investigated the enrichment characteristics… read more here.
Keywords: accumulation; ore field; uranium; heavy metals ... See more keywords
Nitrogen content determinations in different stages of thermal treatment involved in conversion of ammonium diuranate to uranium metal
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Radioanalytical and Nuclear Chemistry"
DOI: 10.1007/s10967-017-5347-2
Abstract: Determination of nitrogen content in the uranium metal and uranium oxide based reactor fuels is important to meet the requirement of specifications given by fuel designer. Therefore, a systematic study was carried out to determine… read more here.
Keywords: nitrogen content; uranium; conversion ammonium; uranium metal ... See more keywords
High-efficiency enrichment of uranium(VI) from aqueous solution by hydromagnesite and its calcination products
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Radioanalytical and Nuclear Chemistry"
DOI: 10.1007/s10967-017-5661-8
Abstract: The removal of uranium from aqueous solution by hydromagnesite and its calcination products was investigated. Through the study, we found that the adsorption capacities of hydromagnesite, magnesium carbonate and magnesium oxide for uranium could reach… read more here.
Keywords: solution hydromagnesite; calcination products; uranium; hydromagnesite calcination ... See more keywords
Experimental evaluation of uranium ion signal intensity enhancement of TIMS using graphite powder deposition on uranium samples
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Radioanalytical and Nuclear Chemistry"
DOI: 10.1007/s10967-018-5768-6
Abstract: This study shows that the effectiveness of ultra-trace-level uranium isotopic analysis by thermal ionization mass spectrometry can be increased by treatment of uranium samples with graphite powder, which results in a 1.9-fold enhancement of uranium… read more here.
Keywords: ion signal; uranium; intensity; uranium ion ... See more keywords
Precipitation of uranium from nitrate-sulfuric eluates by aqueous ammonia solution
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Radioanalytical and Nuclear Chemistry"
DOI: 10.1007/s10967-018-5942-x
Abstract: The process of uranium precipitation from nitrate-sulfuric acid eluates by a 25% aqueous solution of ammonia was investigated. The effect of precipitation pH value on the impurity composition, particle size and bulk density of the… read more here.
Keywords: eluates aqueous; uranium; precipitation; solution ... See more keywords
Preparation of uranium(III) in a molten chloride salt: a redox mechanistic study
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Radioanalytical and Nuclear Chemistry"
DOI: 10.1007/s10967-018-5953-7
Abstract: AbstractThe most advanced methodology for the pyroprocessing of spent nuclear fuel is the electrorefining of uranium metal in LiCl–KCl eutectic, in which uranium is solubilized as U(III). The production of U(III) in LiCl–KCl eutectic by… read more here.
Keywords: iii; preparation uranium; uranium; uranium metal ... See more keywords
Polypropylene nonwoven fabric modified with oxime and guanidine for antibiofouling and highly selective uranium recovery from seawater
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Radioanalytical and Nuclear Chemistry"
DOI: 10.1007/s10967-019-06578-7
Abstract: A novel adsorbent for antibiofouling and highly selective uranium recovery from seawater is developed in this work. Specifically, the polypropylene nonwoven fabric modified with oxime and guanidine was obtained by subsequent radiation-grafting, ring-opening and oximation… read more here.
Keywords: antibiofouling highly; seawater; highly selective; uranium ... See more keywords
Distribution of uranium isotopes in groundwater of the UAE: environmental radioactivity assessment
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Radioanalytical and Nuclear Chemistry"
DOI: 10.1007/s10967-020-07216-3
Abstract: Occurrence of uranium isotopes in groundwater provides a tracer technology for quality, sources, and recharge conditions. Groundwater samples collected from different aquifer types (sand dune, Quaternary clastics, ophiolite, carbonates and sabkha) in the UAE were… read more here.
Keywords: groundwater uae; uranium; uranium isotopes; isotopes groundwater ... See more keywords
Enhanced adsorption of uranium by modified red muds: adsorption behavior study
Sign Up to like & getrecommendations! Published in 2018 at "Environmental Science and Pollution Research"
DOI: 10.1007/s11356-018-2027-x
Abstract: Uranium is a hazardous and radioactive element. Effective removal of uranium from wastewater stream requires advanced functional materials and reliable technologies. Red mud is a type of low-cost adsorbent which is widely used in the… read more here.
Keywords: adsorption; red mud; red muds; uranium ... See more keywords
Phytoremediation of uranium-contaminated soil by perennial ryegrass (Lolium perenne L.) enhanced with citric acid application
Sign Up to like & getrecommendations! Published in 2022 at "Environmental Science and Pollution Research"
DOI: 10.1007/s11356-022-18600-9
Abstract: Perennial ryegrass (Lolium perenne L.) was planted in uranium-contaminated soil mixtures supplemented with different amounts of citric acid to investigate the defense strategies of perennial ryegrass against U and the enhanced mechanism of citric acid… read more here.
Keywords: uranium; perennial ryegrass; citric acid; acid ... See more keywords