Search Results - "Berthon, Laurence"
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Complexation-Induced Supramolecular Assembly Drives Metal-Ion Extraction
Published in Chemistry : a European journal (26-09-2014)“…Combining experiment with theory reveals the role of self‐assembly and complexation in metal‐ion transfer through the water–oil interface. The coordinating…”
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Elucidation of the Structure of Organic Solutions in Solvent Extraction by Combining Molecular Dynamics and X-ray Scattering
Published in Angewandte Chemie International Edition (19-05-2014)“…Knowledge of the supramolecular structure of the organic phase containing amphiphilic ligand molecules is mandatory for full comprehension of ionic separation…”
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Periodic Behavior of Lanthanide Coordination within Reverse Micelles
Published in Chemistry : a European journal (18-02-2013)“…Trends in lanthanide(III) (LnIII) coordination were investigated within nanoconfined solvation environments. LnIII ions were incorporated into the cores of…”
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Americium Recovery from Highly Active PUREX Raffinate by Solvent Extraction: The EXAm Process. A Review of 10 Years of R&D
Published in Solvent extraction and ion exchange (06-06-2020)“…In the framework of the R&D program conducted in France on partitioning and transmutation of minor actinides, a solvent extraction process was developed for…”
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How Phase Modifiers Disrupt Third-phase Formation in Solvent Extraction Solutions
Published in Solvent extraction and ion exchange (23-02-2021)“…The structure of complex organic solutions based on N,N,N',N'-tetraoctyldiglycolamide (TODGA) used in actinide separation processes were characterized after…”
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Hydrophilic Clicked 2,6-Bis-triazolyl-pyridines Endowed with High Actinide Selectivity and Radiochemical Stability: Toward a Closed Nuclear Fuel Cycle
Published in Journal of the American Chemical Society (15-06-2016)“…There is still an evident need for selective and stable ligands able to separate actinide(III) from lanthanide(III) metal ions in view of the treatment of…”
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Aggregation in organic phases after solvent extraction of uranyl nitrate: X-ray scattering and molecular dynamic simulations
Published in Journal of molecular liquids (01-03-2019)“…In the framework of spent nuclear fuel reprocessing, N,N‑dialkylamides are molecules of interest for the selective recovery of uranium and plutonium. Two…”
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Determination of the Structures of Uranyl–Tri‐n‐butyl‐Phosphate Aggregates by Coupling Experimental Results with Molecular Dynamic Simulations
Published in Chemistry : a European journal (21-11-2017)“…The complex structure of a plutonium uranium refining by extraction (PUREX) process organic phase was characterized by combining results from experiments and…”
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Influence of the First Coordination of Uranyl on Its Luminescence Properties: A Study of Uranyl Binitrate with N,N‑Dialkyl Amide DEHiBA and Water
Published in Inorganic chemistry (17-01-2022)“…Uranyl binitrate complexes have a particular interest in the nuclear industry, especially in the reprocessing of spent nuclear fuel. The modified PUREX…”
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Extraction of Uranium(VI) and Plutonium(IV) by New Tri Alkylcarbamides
Published in Solvent extraction and ion exchange (16-04-2022)“…The use of tri-alkylcarbamides (TrAC) as novel extractants for the separation of uranium(VI) and plutonium(IV) by solvent extraction from spent nuclear fuels…”
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Extraction of Nitric Acid, Americium(III), Curium(III), and Lanthanides(III) into DMDOHEMA Dissolved in Kerosene
Published in Solvent extraction and ion exchange (09-11-2020)“…Liquid-liquid distribution data were determined for the extraction of nitric acid, Am(III), Cm(III), and lanthanides(III) from 0.1-7 mol/L nitric acid into…”
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Coordination Structures of Uranium(VI) and Plutonium(IV) in Organic Solutions with Amide Derivatives
Published in Inorganic chemistry (03-02-2020)“…Carbamide and monoamide derivatives are very promising molecules to achieve U(VI) and Pu(IV) extraction and separation from spent nuclear fuels through…”
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Investigation of the Plutonium(IV) Interactions with Two Variants of the EF-Hand Ca-Binding Site I of Calmodulin
Published in Inorganic chemistry (29-05-2023)“…Due to its presence in the nuclear industry and its strong radiotoxicity, plutonium is an actinide of major interest in the event of internal contamination. To…”
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Extraction of Uranium(VI) and Plutonium(IV) with Tetra-Alkylcarbamides
Published in Solvent extraction and ion exchange (23-02-2019)“…The use of tetra-alkylcarbamides as novel extractants for the separation of uranium(VI) and plutonium(IV) by solvent extraction from spent nuclear fuels is…”
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Organization of malonamides from the interface to the organic bulk phase
Published in Journal of molecular liquids (01-05-2024)“…Dense interfacial layer in n-heptane leads to rapid extraction compared to diffuse interfacial layer in toluene. [Display omitted] •Selectivity and kinetics in…”
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Evidence of Supramolecular Origin of Selectivity in Solvent Extraction of Bifunctional Amidophosphonate Extractants with Different Configurations
Published in Solvent extraction and ion exchange (07-06-2022)“…Extraction mechanisms of two bifunctional extractants which differ only by the grafting of an alkyl chain between their two functions were investigated at…”
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Synergy in Extraction System Chemistry: Combining Configurational Entropy, Film Bending, and Perturbation of Complexation
Published in Langmuir (30-06-2015)“…Iron-uranium selectivity in liquid–liquid extraction depends not only on the mole fraction of extractants, but also on the nature of the diluent used, even if…”
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Understanding the synergistic effect on lanthanides(III) solvent extraction by systems combining a malonamide and a dialkyl phosphoric acid
Published in Hydrometallurgy (01-05-2017)“…To separate minor actinides from lanthanides for used nuclear fuel reprocessing, solvent extraction processes combining neutral and acidic extractants are…”
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Thermodynamic Description of Synergy in Solvent Extraction: I. Enthalpy of Mixing at the Origin of Synergistic Aggregation
Published in Langmuir (13-12-2016)“…Revisiting aggregation of extractant molecules into water-poor mixed reverse micelles, we propose in this paper to identify the thermodynamic origins of…”
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