Results 1 to 10 of about 113 (50)

Distribution of micro-amounts of europium in the two-phase water–HCl–nitrobenzene–N,N’-dimethyl-N,N’-diphenyl-2,6-di-picolinamide–hydrogen dicarbollylcobaltate extraction system [PDF]

open access: yesJournal of the Serbian Chemical Society, 2009
Extraction of micro-amounts of europium by a nitrobenzene solution of hydrogen dicarbollylcobaltate (H+B-) in the presence of N,N’-dimethyl-N,N’-diphenyl-2,6-dipicolinamide (MePhDPA, L) was investigated.
EMANUEL MAKRLÍK   +4 more
doaj   +5 more sources

Solvent extraction of trivalent europium and americium into nitrobenzene by using hydrogen dicarbollylcobaltate and tetraisopropyl[oxybis(2,1-ethanediyliminocarbonyl)]-bisphosphoramidate [PDF]

open access: yesJournal of the Serbian Chemical Society, 2018
Solvent extraction of micro-amounts of Eu3+ and Am3+ from water into nitrobenzene by means of a mixture of hydrogen dicarbollylcobaltate (H+B-) and tetraisopropyl[oxybis(2,1-ethanediyliminocarbonyl)]-bisphosphoramidate (L) was studied.
Makrlík Emanuel   +3 more
doaj   +4 more sources

N,N,N',N'-Tetra-ethyl-pyridine-2,6-dicarboxamide. [PDF]

open access: yesActa Crystallogr Sect E Struct Rep Online, 2011
The title compound, C15H23N3O2, crystallizes with two mol­ecules in the asymmetric unit which are linked by a C—H⋯N hydrogen bond. In the crystal, mol­ecules are connected via weak C—H⋯O and C—H⋯N hydrogen bonds between the amide O atoms and ethyl chains
Pojarová M   +3 more
europepmc   +4 more sources

Calcium ionophore I as very effective extraction agent for trivalent europium and americium [PDF]

open access: yesJournal of the Serbian Chemical Society, 2019
The solvent extraction of microamounts of Eu3+ and Am3+ from water into nitrobenzene by means of a mixture of hydrogen dicarbollylcobaltate (H+B-) and calcium ionophore I (marked as the ligand L) was investigated. The equilibrium data have been explained
Makrlík Emanuel, Vaňura Petr
doaj   +1 more source

Review and Evaluation of Extractants for Strontium Removal using Magnetically Assisted Chemical Separation [PDF]

open access: yes, 1995
A literature review on extractants for strontium removal was initially performed at Northern Illinois University to assess their potential in magnetically assisted chemical separation.
Bauer, C. B.   +5 more
core   +3 more sources

Experimental and theoretical investigations of Cs+ adsorption on crown ethers modified magnetic adsorbent [PDF]

open access: yes, 2019
This work was financially supported by the NSFC (No: U1607105 and No: 51574286). The Scientific and Technological Funding in Qinghai Province (No: 2018-GX-101, No: 2018-ZJ-722 and No: 2019-HZ-808).
Guo, Min   +5 more
core   +1 more source

N,N,N’,N’-Tetrabutyl-1,10-phenanthroline-2,9-dicarboxamide as Very Effective Extraction Agent for Trivalent Europium and Americium

open access: yesActa Chimica Slovenica, 2017
Solvent extraction of microamounts of Eu3+ and Am3+ from water into nitrobenzene by means of a mixture of hydrogen dicarbollylcobaltate (H+B-) and N,N,N’,N’-tetrabutyl-1,10-phenanthroline-2,9-dicarboxamide (L) was studied.
Emanuel Makrlík   +5 more
doaj   +1 more source

Lanthanide Interactions with Ligands and Biomolecules: Spectroscopic and Extraction Studies [PDF]

open access: yes, 2021
Lanthanides (Ln), also known as rare earth metals, have been utilized for industrial and biological purposes and are commonly encountered in the 3+ oxidation state as Ln3+.
Sakhdari, Setareh
core   +1 more source

A novel dipicolinamide-dicarbollide synergistic solvent system for actinide extraction [PDF]

open access: yes, 2014
Solvent extraction studies of several actinide ions such as Am(III), U(VI), Np(IV), Np(VI), Pu(IV) were carried out from nitric acid medium using a synergistic mixture of N, N′-diethyl-N, N′-di(para)fluorophenyl-2,6-dipicolinamide, (DEtD(p)FPhDPA, DPA ...
Ajay Bhagwan Patil   +5 more
core   +1 more source

Design nanostruktur založených na klastrových sloučeninách bóru ve vodných roztocích [PDF]

open access: yes, 2020
Náplní této disertační práce bylo studium roztokového chování klastrových sloučenin bóru a jejich interakce s polymery, s důrazem na pochopení zákonitostí vedoucích k tvorbě příslušných nano-struktur.
Fernandez Alvarez, Roberto
core  

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