Selective extraction of Am(III) over Eu(III) by 2,6-ditriazolyl- and 2,6,-ditriazinylpyridines
Journal Article
·
· Solvent Extraction and Ion Exchange
- Forschungszentrum Karlsruhe (Germany)
Separation of actinides from high-level radioactive wastes and their subsequent transmutation to short-lived radionuclides can largely facilitate nuclear waste management. A partitioning process for actinide separation, most appropriately based on solvent extraction, must include the separation of Am and Cm from fission lanthanides. 2,6-Di(5-alkyl-1,2,4-triazol-3-yl)-pyridine and 2,6-di(5,6-dialkyl-1,2,4-triazin-3-yl)pyridine type compounds extract Am(III) 2-bromohexanoate and nitrate from acidic solutions ({le}1 M HNO{sub 3}) with an appreciable efficiency and selectivity, yielding Am(III)/Eu(III) separation factors of {le}150.
- Sponsoring Organization:
- USDOE
- OSTI ID:
- 343777
- Journal Information:
- Solvent Extraction and Ion Exchange, Journal Name: Solvent Extraction and Ion Exchange Journal Issue: 1 Vol. 17; ISSN 0736-6299; ISSN SEIEDB
- Country of Publication:
- United States
- Language:
- English
Similar Records
Extraction of Am(III) and Eu(III) nitrates by 2,6-di-(5,6-dipropyl-1,2,4-triazin-3-yl)pyridines
Separation of actinides(III) from lanthanides(III) by extraction chromatography using new n,n'-dialkyl-n,n'-diphenyl-pyridine-2,6-di-carboxy-amides
Chromatographic separation of americium from europium using bis-2,6-(5,6,7,8-tetrahydro-5,9,9-trimethyl-5,8-methano-1,2,4-benzotriazin-3-yl) pyridine
Journal Article
·
Wed Sep 01 00:00:00 EDT 1999
· Solvent Extraction and Ion Exchange
·
OSTI ID:20000553
Separation of actinides(III) from lanthanides(III) by extraction chromatography using new n,n'-dialkyl-n,n'-diphenyl-pyridine-2,6-di-carboxy-amides
Conference
·
Sun Jul 01 00:00:00 EDT 2007
·
OSTI ID:20979526
Chromatographic separation of americium from europium using bis-2,6-(5,6,7,8-tetrahydro-5,9,9-trimethyl-5,8-methano-1,2,4-benzotriazin-3-yl) pyridine
Journal Article
·
Thu Jul 27 00:00:00 EDT 2017
· Journal of Radioanalytical and Nuclear Chemistry
·
OSTI ID:1393814