A review of the alpha radiolysis of extractants for actinide lanthanide separation in spent nuclear fuel reprocessing

Y Wang, Y Wan, Y Cai, L Yuan, W Feng, N Liu - Radiochimica Acta, 2021 - degruyter.com
Radiation stability is one of the key properties to enable the efficient use of extractants in
spent nuclear fuel with high radioactivity. The last several decades have witnessed a rapid …

Radiolysis of diamide phenanthroline extractant: exploring the mechanism of HNO3 enhancing the extraction and An/Ln separation performance after irradiation

Y Chen, P Zhang, X Yang, Q Guo, H Weng… - Separation and …, 2023 - Elsevier
The stability of organic extractant molecules against radiolysis is critical in the field of
actinides and lanthanides (An/Ln) separations. In order to evaluate the radiolytic effects on …

Impact of lanthanide ion complexation and temperature on the chemical reactivity of N, N, N′, N′-tetraoctyl diglycolamide (TODGA) with the dodecane radical cation

GP Horne, C Celis-Barros, JK Conrad… - Physical Chemistry …, 2023 - pubs.rsc.org
The impact of trivalent lanthanide ion complexation and temperature on the chemical
reactivity of N, N, N′, N′-tetraoctyl diglycolamide (TODGA) with the n-dodecane radical …

Effect of f-element complexation on the radiolysis of 2-ethylhexylphosphonic acid mono-2-ethylhexyl ester (HEH [EHP])

SP Mezyk, M Baxter, C Celis-Barros, TS Grimes… - Dalton …, 2024 - pubs.rsc.org
A systematic study of the impact on the chemical reactivity of the oxidising n-dodecane
radical cation (RH˙+) with f-element complexed 2-ethylhexylphosphonic acid mono-2 …

Influence of uranyl complexation on the reaction kinetics of the dodecane radical cation with used nuclear fuel extraction ligands (TBP, DEHBA, and DEHiBA)

CC Barros, CD Pilgrim, AR Cook, SP Mezyk… - Physical Chemistry …, 2021 - pubs.rsc.org
Specialized extractant ligands–such as tri-butyl phosphate (TBP), N, N-di-(2-ethylhexyl)
butyramide (DEHBA), and N, N-di-2-ethylhexylisobutryamide (DEHiBA)–have been …

Evaluation of the Arrhenius behavior of n-dodecane radical cation (RH˙+) reactivity with lanthanide ion-complexed N, N, N′, N′-tetraoctyl diglycolamide (TODGA)

MH Rogalski, AN Dang, SP Mezyk - Physical Chemistry Chemical …, 2025 - pubs.rsc.org
Temperature-dependent rate constants for the reaction of the n-dodecane radical cation
(RH˙+) with trivalent lanthanide ion-complexed N, N, N′, N′-tetraoctyl diglycolamide …

Gamma radiolytic stability of the novel modified diglycolamide 2, 2′-oxybis (N, N-didecylpropanamide)(mTDDGA) for grouped actinide extraction

B Verlinden, K Van Hecke, A Wilden, M Hupert… - RSC …, 2022 - pubs.rsc.org
Reprocessing of spent nuclear fuel aims at improving resource efficiency and reducing its
radiotoxicity and heat production in the long term. The necessary separation of certain metal …

Radiation-induced effects on the extraction properties of hexa-n-octylnitrilo-triacetamide (HONTA) complexes of americium and europium

T Toigawa, DR Peterman, DS Meeker… - Physical Chemistry …, 2021 - pubs.rsc.org
The candidate An (III)/Ln (III) separation ligand hexa-n-octylnitrilo-triacetamide (HONTA) was
irradiated under envisioned SELECT (Solvent Extraction from Liquid waste using Extractants …

Does addition of 1-octanol as a phase modifier provide radical scavenging radioprotection for N, N, N′, N′-tetraoctyldiglycolamide (TODGA)?

GP Horne, CA Zarzana, C Rae, AR Cook… - Physical Chemistry …, 2020 - pubs.rsc.org
To mitigate third phase formation in next generation used nuclear fuel reprocessing
technologies, the addition of 1-octanol has been trialed. However, contradictory reports on …

Experimental and theoretical insights into the influence of gamma irradiation degradation products of N, N, N′, N′-tetraoctyl diglycolamide on extraction efficiency …

Y Wan, Y Li, J Liu, Q Li, Y Cai, X Li, S Ding… - Journal of Molecular …, 2024 - Elsevier
Understanding the effect of radiation rays on N, N, N′, N′-tetraoctyl diglycolamide
(TODGA) based solvent extraction systems is an essential task for establishing and …