Selective Extraction of Americium from Curium and the Lanthanides by the Lipophilic Ligand CyMe4BTPhen Dissolved in Aliquat-336 Nitrate Ionic Liquid

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Selective Extraction of Americium from Curium and the Lanthanides by the Lipophilic Ligand CyMe4BTPhen Dissolved in Aliquat-336 Nitrate Ionic Liquid. / Zsabka, Peter; Van Hecke, Karen; Cardinaels, Thomas; Wilden, Andreas; Modolo, Giuseppe; Verwerft, Marc; Binnemans, Koen; Cardinaels, Thomas.

In: Solvent extraction and ion exchange, Vol. 38, No. 2, 21.01.2020, p. 1-18.

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@article{4cac115da3ba4a66b23416642a4d88c5,
title = "Selective Extraction of Americium from Curium and the Lanthanides by the Lipophilic Ligand CyMe4BTPhen Dissolved in Aliquat-336 Nitrate Ionic Liquid",
abstract = "The feasibility of separating americium from curium and the lanthanides was studied in batch solvent extraction experiments using an organic solvent composed of 0.01 mol L−1 2,9-bis(5,5,8,8-tetramethyl-5,6,7,8-tetrahydro- 1,2,4-benzotriazin-3-yl)-1,10-phenanthroline (CyMe4BTPhen) in the ionic liquid Aliquat-336 nitrate [A336][NO3] from feed solutions containing N,N,N’,N’-tetraethyl diglycolamide (TEDGA), stable lanthanide ions and tracers of 241Am, 244Cm, and 152Eu. The combined use of a lipophilic and a hydrophilic ligand with opposite selectivity for Am(III) vs. Cm(III) and Ln(III) allowed the separation of Am(III) from Cm(III) and Ln(III) from moderate acidic feed solutions (1 mol L−1 HNO3, SFAm/Cm = 3.1–3.9, SFAm/La > 75, SFAm/Eu ≥ 3000).",
keywords = "Ionic liquids, Americium/curium separation, Solvent extraction, CyMe4BTPhen, TEGDA, Aliquat-336",
author = "Peter Zsabka and {Van Hecke}, Karen and Thomas Cardinaels and Andreas Wilden and Giuseppe Modolo and Marc Verwerft and Koen Binnemans and Thomas Cardinaels",
note = "Score=10",
year = "2020",
month = "1",
day = "21",
doi = "10.1080/07366299.2019.1708006",
language = "English",
volume = "38",
pages = "1--18",
journal = "Solvent extraction and ion exchange",
issn = "1532-2262",
publisher = "Taylor & Francis (CRC)",
number = "2",

}

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TY - JOUR

T1 - Selective Extraction of Americium from Curium and the Lanthanides by the Lipophilic Ligand CyMe4BTPhen Dissolved in Aliquat-336 Nitrate Ionic Liquid

AU - Zsabka, Peter

AU - Van Hecke, Karen

AU - Cardinaels, Thomas

AU - Wilden, Andreas

AU - Modolo, Giuseppe

AU - Verwerft, Marc

AU - Binnemans, Koen

AU - Cardinaels, Thomas

N1 - Score=10

PY - 2020/1/21

Y1 - 2020/1/21

N2 - The feasibility of separating americium from curium and the lanthanides was studied in batch solvent extraction experiments using an organic solvent composed of 0.01 mol L−1 2,9-bis(5,5,8,8-tetramethyl-5,6,7,8-tetrahydro- 1,2,4-benzotriazin-3-yl)-1,10-phenanthroline (CyMe4BTPhen) in the ionic liquid Aliquat-336 nitrate [A336][NO3] from feed solutions containing N,N,N’,N’-tetraethyl diglycolamide (TEDGA), stable lanthanide ions and tracers of 241Am, 244Cm, and 152Eu. The combined use of a lipophilic and a hydrophilic ligand with opposite selectivity for Am(III) vs. Cm(III) and Ln(III) allowed the separation of Am(III) from Cm(III) and Ln(III) from moderate acidic feed solutions (1 mol L−1 HNO3, SFAm/Cm = 3.1–3.9, SFAm/La > 75, SFAm/Eu ≥ 3000).

AB - The feasibility of separating americium from curium and the lanthanides was studied in batch solvent extraction experiments using an organic solvent composed of 0.01 mol L−1 2,9-bis(5,5,8,8-tetramethyl-5,6,7,8-tetrahydro- 1,2,4-benzotriazin-3-yl)-1,10-phenanthroline (CyMe4BTPhen) in the ionic liquid Aliquat-336 nitrate [A336][NO3] from feed solutions containing N,N,N’,N’-tetraethyl diglycolamide (TEDGA), stable lanthanide ions and tracers of 241Am, 244Cm, and 152Eu. The combined use of a lipophilic and a hydrophilic ligand with opposite selectivity for Am(III) vs. Cm(III) and Ln(III) allowed the separation of Am(III) from Cm(III) and Ln(III) from moderate acidic feed solutions (1 mol L−1 HNO3, SFAm/Cm = 3.1–3.9, SFAm/La > 75, SFAm/Eu ≥ 3000).

KW - Ionic liquids

KW - Americium/curium separation

KW - Solvent extraction

KW - CyMe4BTPhen

KW - TEGDA

KW - Aliquat-336

UR - https://ecm.sckcen.be/OTCS/llisapi.dll/open/38225714

U2 - 10.1080/07366299.2019.1708006

DO - 10.1080/07366299.2019.1708006

M3 - Article

VL - 38

SP - 1

EP - 18

JO - Solvent extraction and ion exchange

JF - Solvent extraction and ion exchange

SN - 1532-2262

IS - 2

ER -

ID: 6784243