Výsledky vyhledávání - "Mark L. Dietz"

Ionic liquid (IL) cation and anion structural effects on the extraction of metal ions into N-alkylpyridinium-based ILs by a macrocyclic polyether

Autor: James L. Wankowski, Mark L. Dietz

Publikováno v: Solvent Extraction and Ion Exchange. 39:233-253

Previous studies of the effect of IL cation/anion hydrophobicity and the nature of the aqueous phase anion on the partitioning of alkali and alkaline earth cations between an acidic aqueous phase a...

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::55338495d98f8e9c996f418d2f2ecd06
https://doi.org/10.1080/07366299.2020.1831784

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Solvent structural effects on the solubility of bis(2-ethylhexyl)phosphoric acid (HDEHP) in room-temperature ionic liquids

Autor: Charles D. Smith, F. Holger Foersterling, Mark L. Dietz

Publikováno v: Separation Science and Technology. 56:800-810

Efforts to improve the TALSPEAK (Trivalent Actinide Lanthanide Separation with Phosphorus-Reagent Extraction from Aqueous Komplexes) Process have considered, among other options, the replacement of...

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::20d67ddc91321e082ad377e345246614
https://doi.org/10.1080/01496395.2020.1728322

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High-capacity extraction chromatographic materials based on polysulfone microcapsules for the separation and preconcentration of lanthanides from aqueous solution

Autor: Md.A. Momen, Mark L. Dietz

Publikováno v: Talanta. 197:612-621

Extractant-loaded polysulfone (PS) capsules suitable for the separation and preconcentration of rare earth ions from acidic media have been prepared and characterized. Specifically, PS macro- and microcapsules have been impregnated with bis(2-ethylhe

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::1b86c1929037e86d7b04f4579a21fe55
https://doi.org/10.1016/j.talanta.2019.01.026

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Optimization of a tandem ion exchange—extraction chromatographic scheme for the recovery of strontium from raw urine

Autor: Michael D. Kaminski, Anthony Park, Mark L. Dietz, Giselle Sandi

Publikováno v: Separation Science and Technology. 55:176-185

A previously reported ion-exchange/extraction chromatographic scheme for the recovery of radiostrontium from urine for subsequent determination is systematically optimized to minimize reagent consu...

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::99b8ad605f8265c4150ec94a59da8727
https://doi.org/10.1080/01496395.2018.1559858

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Systematic evaluation of hydrophobic deep-melting eutectics as alternative solvents for the extraction of organic solutes from aqueous solution

Autor: Victoria Mandella, Mark L. Dietz, Diab Qadah, Michael J. Kaul

Publikováno v: RSC Advances. 9:15798-15804

The partitioning of a number of organic compounds, including a series of n-alkanols and various simple, substituted benzene derivatives, between several hydrophobic (i.e., water-immiscible) deep eutectic solvents (HDESs) and water has been examined.

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::781fdb477ccc5341fc85f961153e00d9
https://doi.org/10.1039/c9ra01596e

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Systematic evaluation of hydrophobic deep eutectic solvents as alternative media for the extraction of metal ions from aqueous solution

Autor: Michael J. Kaul, Victoria Mandella, Mark L. Dietz

Publikováno v: Talanta. 243:123373

The recent development of hydrophobic deep eutectic solvents (HDESs) has led to growing interest in these reagents as possible environmentally benign replacements for conventional organic media in a host of applications, among them metal ion separati

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::0896743692ff3c52e7bf20d01330c4a3
https://doi.org/10.1016/j.talanta.2022.123373

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Support loading effects on the performance of an extraction chromatographic resin: Toward improved separation of trivalent lanthanides

Autor: Mark L. Dietz, Charles D. Smith

Publikováno v: Talanta. 222

Changes in the level of impregnation of an Amberchrom CG-71m support with bis(2-ethylhexyl)phosphoric acid (HDEHP) are shown to alter the column efficiency, peak tailing, and metal ion uptake capacity associated with the resulting extraction chromato

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::65df122c290c620f0166c4ab107cf979
https://pubmed.ncbi.nlm.nih.gov/33167249

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Metal Ion Extraction With Ionic Liquids

Autor: Cory A. Hawkins, Mark L. Dietz

The solvent extraction of metal ions came to prominence in the surge of interest in the production and processing of nuclear materials in conjunction with the Manhattan Project during the early 1940s. Metal ion separations have since come to constitu

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::f83b74021f1ee98dfcebd19449032755
https://doi.org/10.1016/b978-0-12-816911-7.00018-9

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Determination of Extractant Solubility in Ionic Liquids by Thermogravimetric Analysis

Autor: Ryan P. Downs, Jesse D. Carrick, Charles D. Smith, Mark L. Dietz

Publikováno v: Solvent Extraction and Ion Exchange. 36:304-314

The high thermal stability typical of many room temperature ionic liquids (RTILs) is exploited as the basis of a method employing thermogravimetric analysis (TGA) for the determination of the solubility of various metal ion extractants in these solve

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::417dd425ec87f27168706139611343b0
https://doi.org/10.1080/07366299.2018.1495683

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