Results 1 to 10 of about 2,119 (107)

Exploring the Subtle Effect of Aliphatic Ring Size on Minor Actinide-Extraction Properties and Metal Ion Speciation in Bis-1,2,4-Triazine Ligands. [PDF]

open access: yesChemistry, 2020
Calling all actinides! Bis‐1,2,4‐triazine ligands bearing five‐membered rings were synthesized and evaluated as actinide‐selective extractants. Tuning the size of the aliphatic ring leads to subtle changes in actinide‐extraction properties. The origins of these changes were elucidated at the molecular level, paving the way for the rational design of ...
Zaytsev AV   +10 more
europepmc   +6 more sources

Towards Heteroleptic Dicoordinate CuII Complexes. [PDF]

open access: yesChemistry, 2021
By employing a bulky carbazolyl substituent, heteroleptic dicoordinate copper complexes with CuII character were synthesised. Delocalisation of the spin density in the ligand scaffold as well as dispersion forces apparently play a role in the stabilisation of these compounds. Abstract In this work we detail our efforts to systematically generate stable
Kaiser M   +3 more
europepmc   +2 more sources

Electrokinetic mobility, pH and conductance/conductivity data for aqueous silica and PTFE suspension of controlled composition for selected temperature ranges. [PDF]

open access: yesData Brief, 2019
The Data in Brief contains data on the electrokinetic mobility of PTFE and silica particles in aqueous suspensions as a function of pH and temperature. Furthermore, the concomitant conductivities and pH values are reported both for systems in the absence
Lützenkirchen J   +3 more
europepmc   +2 more sources

Nukleare Entsorgung: Ein „wicked“ und höchst konfliktbehaftetes Gesellschaftsproblem

open access: yesTechnikfolgenabschätzung – Theorie und Praxis, 2012
Achim Brunnengräber   +3 more
doaj   +3 more sources

Solids, colloids, and the hydrolysis of tetravalent uranium in chloride media

open access: yesFrontiers in Nuclear Engineering, 2023
Understanding of the properties of dissolution and precipitation of Uranium under reducing geochemical conditions is important in radioactive waste management and assessments of natural uranium deposits. The mechanism of forming UO2+y from U(VI) and U(IV)
B. Grambow   +4 more
doaj   +1 more source

Solid-liquid equilibria of Sorel phases and Mg (OH)2 in the system Na-Mg-Cl-OH-H2O. Part I: experimental determination of OH− and H+ equilibrium concentrations and solubility constants at 25°C, 40°C, and 60°C

open access: yesFrontiers in Nuclear Engineering, 2023
Sorel phases are the binder phases of the magnesia building material (Sorel cement/concrete) and of special concern for the construction of long-term stable geotechnical barriers in repositories for radioactive waste in rock salt, as potentially ...
Melanie Pannach   +5 more
doaj   +1 more source

Grundsätzliche Ansätze zur Verbesserung der Ressourceneffizienz in der Metallindustrie Basic Approaches to Improving Resource Efficiency in the Metals Industry

open access: yesChemie Ingenieur Technik, Volume 93, Issue 11, Page 1728-1741, November 2021., 2021
Eine gesicherte Industrieversorgung mit Primärmetallen für strategische Ziele wie die Energiewende kann durch faktische Marktmonopolstrukturen als nicht garantiert angesehen werden. Deshalb werden Vorschläge für eine verbesserte Kreislaufführung im Metallbereich vorgestellt, die zu einer gebotenen Erhöhung der Ressourceneffizienz beitragen können ...
Andreas Sauter   +4 more
wiley   +1 more source

Experimental Data Contributing to the Elusive Surface Charge of Inert Materials in Contact with Aqueous Media

open access: yesColloids and Interfaces, 2021
We studied the charging of inert surfaces (polytetrafluoroethylene, i.e., PTFE; graphite; graphene; and hydrophobic silica) using classical colloid chemistry approaches.
Antun Barišić   +6 more
doaj   +1 more source

‚Wir haben eine Lösung‘: Einlösung des Versprechens zur nationalen Verantwortung für die Entsorgung nuklearer Abfälle

open access: yesTATuP - Zeitschrift für Technikfolgenabschätzung in Theorie und Praxis, 2022
We examine the realization of the umbrella promise to assume national responsibility for the final disposal of spent nuclear fuel. Three case studies are used to illustrate how Finland delivers on the promise to take care of its own nuclear waste – a promise that has greatly contributed to the legitimacy of nuclear power in Finland.
Matti Kojo   +3 more
openaire   +2 more sources

Countercurrent Actinide Lanthanide Separation Process (ALSEP) Demonstration Test with a Simulated PUREX Raffinate in Centrifugal Contactors on the Laboratory Scale

open access: yesApplied Sciences, 2020
An Actinide Lanthanide Separation Process (ALSEP) for the separation of trivalent actinides (An(III)) from simulated raffinate solution was successfully demonstrated using a 32-stage 1 cm annular centrifugal contactor setup.
Andreas Wilden   +8 more
doaj   +1 more source

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