Radiological assessment on spent resin treatment facility and transportation for radioactive waste disposal

WN Choi, UJ Lee, HR Kim - Progress in Nuclear Energy, 2020 - Elsevier
Several radionuclides including tritium generated in heavy-water reactor nuclear power
plants are managed through ion-exchange resins, and these spent resins are then stored in …

A comprehensive review on treatment technologies of spent ion exchange resins in nuclear power plants

B Li, M Chen - Journal of Environmental Chemical Engineering, 2024 - Elsevier
Ion exchange resins (IERs) are widely utilized for the removal of radioactive nuclides from
various water sources in the nuclear power plants, including reactor coolant, spent fuel …

Terephthalaldehyde–phenolic resins as a solid-phase extraction system for the recovery of rare-earth elements

R Oye Auke, G Arrachart, R Tavernier, G David… - Polymers, 2022 - mdpi.com
Rare-earth elements (REEs) are involved in most high technology devices and have
become critical for many countries. The progress of processes for the extraction and …

Estimation of radionuclides migration mechanism in thermal decomposition of spent ion exchange resin in nuclear power plant

B Li, M Chen - Journal of Analytical and Applied Pyrolysis, 2023 - Elsevier
Massive spent ion exchange resins (SIERs) containing radionuclides are produced in
nuclear power plants, which need to be treated reasonably. The migration mechanism of …

Selective extraction and separation of germanium by catechol based resins

CA Cruz, S Marie, G Arrachart… - Separation and …, 2018 - Elsevier
Germanium extraction has been studied using ion-exchange process thanks to polymeric
resins. The ion-exchange resins have been prepared from catechol and with admixture with …

Bis‐catecholamide‐based materials for uranium extraction

G Mossand, E Lelong, C Xing… - …, 2023 - Wiley Online Library
This work reports the synthesis of formo‐phenolic resins containing four catecholamide
(CAM) moieties with admixture of phenol, catechol or resorcinol. These chelating resins …

Extraction and recovery of rare earths by chelating phenolic copolymers bearing diglycolamic acid or diglycolamide moieties

C Arrambide, G Arrachart, S Berthalon… - Reactive and Functional …, 2019 - Elsevier
Extraction and recovery of rare earth elements (REEs) have been studied using ion-
exchange and chelating process thanks to phenol copolymeric resins. The ion-exchange …

Decontamination of spent ion-exchange resins from the nuclear fuel cycle using chemical decontamination and direct current

AI Matskevich, NS Markin, MS Palamarchuk… - Journal of Cleaner …, 2024 - Elsevier
The study presents the results of deep decontamination of the spent ion-exchange resin
from the Kursk NPP, where the task of processing and conditioning of the resin is still not …

ZnO enhanced molten Na2CO3-K2CO3 system for simulated waste resins treatment: Efficient conversion and fixation of organic sulfur and iron (III)

X Liu, YD Yan, Y Xue, YH Zheng, YL Wang… - Journal of …, 2024 - Elsevier
The radioactive spent resins from pressurized water nuclear power plant always contain a
significant proportion of 55 Fe, which invariably leads to the release of radionuclides and …

Correlation between Na–Cs Ion Exchange Properties in the Alkaline Form and Acid Strength in the Proton Form of Zeolite

N Katada, H Tamura, T Matsuda, Y Kawatani… - Langmuir, 2024 - ACS Publications
The ion exchange function of zeolite is useful for such a purpose as the removal of
radioactive Cs species from water. In the very early days of zeolite science, the affinity of …