Results 21 to 30 of about 16,210 (194)

Behavior and Distribution of Heavy Metals Including Rare Earth Elements, Thorium, and Uranium in Sludge from Industry Water Treatment Plant and Recovery Method of Metals by Biosurfactants Application [PDF]

open access: goldBioinorganic Chemistry and Applications, 2012
In order to investigate the behavior, distribution, and characteristics of heavy metals including rare earth elements (REEs), thorium (Th), and uranium (U) in sludge, the total and fractional concentrations of these elements in sludge collected from an ...
Lidi Gao   +5 more
doaj   +2 more sources

Advancing Selective Extraction: A Novel Approach for Scandium, Thorium, and Uranium Ion Capture [PDF]

open access: yesSmall Science
The potential use of thorium (Th) and uranium (U) as nuclear fuels underscores the importance of developing materials for their sustainable recovery. The production of Th and U requires the separation of these elements from rare‐earth elements (REEs) as ...
Iryna Protsak   +5 more
doaj   +2 more sources

Separation of thorium from a real acidic leach liquor solution by solvent extraction method with Di(2-ethylhexyl) phosphoric acid as extractant and chemical precipitation with ammonia [PDF]

open access: yesمجله علوم و فنون هسته‌ای, 2023
Due to the limited uranium reserves, the abundance of thorium compared to it, not being used in nuclear proliferation, and other advantages of thorium fuels over uranium fuels, the development of the thorium fuel cycle in various countries, including ...
F. Khanramaki   +4 more
doaj   +1 more source

Transport behavior of thorium(IV) in a continuous-flow liquid membrane containing Di-(2-ethylhexyl) phosphonic acid [PDF]

open access: yesمجله علوم و فنون هسته‌ای, 2020
As a step towards the development of liquid membrane technology for the recovery of thorium from dilute solutions, the article investigates transport behavior of Th(IV)‏ from a feed (solution) phase containing 0.0001M hydrochloric acid (HCl) into a ...
S.A. Milani, F. Zahakifar
doaj   +1 more source

Evaluation of the acid leaching technique for recovery of U3O8 and ThO2 in niobium/tantalum slag

open access: yesBrazilian Journal of Radiation Sciences, 2023
This study presented the recovery of uranium oxide and thorium oxide from aluminothermic slag from the metallurgical processing of columbite – a niobium/tantalum mineral with the presence of U3O8 and ThO2 – from a mining-industrial facility.
Vanderlei Vilaça Moura   +2 more
doaj   +1 more source

Pengendapan Uranium Dan Thorium Hasil Pelarutan Slag II [PDF]

open access: yes, 2015
Proses peleburan timah menghasilkan limbah berupa slag II dalam jumlah besar. Slag II sebagai terak pada proses peleburan timah masih mengandung beberapa unsur utama antara lain 0,0619% uranium, 0,530% thorium, 0,179% P2O5, dan 6,194% logam tanah jarang (
Anggraini, M. (Mutia)   +4 more
core   +3 more sources

Short Alternative Route for Nuclear Fuel Reprocessing Based on Organic Phase Self-Splitting

open access: yesMolecules, 2021
A more sustainable management of natural resources and the establishment of processes allowing a joint management of nuclear materials to avoid their diversion from their civilian use are two issues for the nuclear industry.
Julie Durain   +3 more
doaj   +1 more source

Novel Technique for Ultra-sensitive Determination of Trace Elements in Organic Scintillators [PDF]

open access: yes, 2003
A technique based on neutron activation has been developed for an extremely high sensitivity analysis of trace elements in organic materials. Organic materials are sealed in plastic or high purity quartz and irradiated at the HFIR and MITR.
A. Piepke   +15 more
core   +3 more sources

The Thorium Molten Salt Reactor : Moving on from the MSBR [PDF]

open access: yes, 2005
A re-evaluation of the Molten Salt Breeder Reactor concept has revealed problems related to its safety and to the complexity of the reprocessing considered.
A. Nuttin   +14 more
core   +2 more sources

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