Y (III) sorption at the orthoclase (001) surface measured by X-ray reflectivity

J Neumann, J Lessing, SS Lee, JE Stubbs… - Environmental …, 2022 - ACS Publications
Interactions of heavy metals with charged mineral surfaces control their mobility in the
environment. Here, we investigate the adsorption of Y (III) onto the orthoclase (001) basal …

Adsorption of Eu3+ and Gd3+ on high-charge micas as inner-sphere complexes

MT Candela, R Martín-Rodríguez… - Journal of Colloid and …, 2025 - Elsevier
High-charge micas exhibit improved adsorption properties and are a promising alternative
clay material for the engineered barrier in deep geological repositories. When combined …

[HTML][HTML] Numerical modeling and simulation of microbially induced calcite precipitation on a cement surface at the pore scale

T Yuan, A Cherkouk, C Fischer - Advances in Water Resources, 2024 - Elsevier
Accurate estimation of contaminant transport in cementitious material using numerical tools
plays a key role in the risk assessments of nuclear waste disposal. At the pore scale, the …

[HTML][HTML] Positron emission tomography quantifies crystal surface reactivity during sorption reactions

J Schöngart, J Kulenkampff, C Fischer - Chemical Geology, 2024 - Elsevier
Mechanistic understanding and prediction of solute transport and surface reactions in the
pore space of rocks and soils is critical for a variety of processes, including sediment …

[HTML][HTML] Natural and synthetic plagioclases: Surface charge characterization and sorption of trivalent lanthanides (Eu) and actinides (Am, Cm)

J Lessing, J Neumann, J Lützenkirchen, F Bok… - Colloids and Surfaces A …, 2024 - Elsevier
The environmental fate of radiotoxic actinides may be controlled by their interactions with
feldspars. Here, the sorption of trivalent minor actinides (Am, Cm) and their rare earth analog …

Mechanistic understanding of Curium (III) sorption on natural K-feldspar surfaces

M Demnitz, S Schymura, J Neumann, M Schmidt… - Science of The Total …, 2022 - Elsevier
To assess a reliable safety case for future deep underground repositories for highly active
nuclear waste the retention of radionuclides by the surrounding host rock must be …

Variability of Radionuclide Sorption Efficiency on Muscovite Cleavage Planes

J Schabernack, AF Oliveira, T Heine… - Advanced Theory and …, 2023 - Wiley Online Library
In deep geological repositories for nuclear waste, the surrounding rock formation serves as
an important barrier against radionuclide migration. Multiple potential host rocks contain …

Sorption of Np, Pu, Am, Sr, Cs on the Mineral Phases of the Rocks of the Nizhnekansky Granitoid Massif under Conditions of Underground Repositories for …

AA Rodionova, VG Petrov, IE Vlasova - Radiochemistry, 2022 - Springer
The sorption properties of mineral phases that constitute the rocks of the Yeniseysky area of
the Nizhnekansky granitoid massif toward Np, Pu, Am, Sr, and Cs were studied under …

Учредители: Радиевый институт им. ВГ Хлопина, Российская академия наук

АМ Сафиулина, АА СЕМЕНОВА, АВ Лизунов… - Радиохимия, 2022 - elibrary.ru
С помощью 5-(дифенилфосфорил) гексан-3-она суммарный концентрат тяжелых
лантанидов, цирконий, скандий, а также эманирующие уран и торий из растворов …

Strukturelle Untersuchung der Rückhaltung von Actiniden und ihrer Übergangsmetallhomologe an ausgewählte Alumosilikat-Phasen

J Neumann - 2022 - tud.qucosa.de
Abstract (DE) Die sichere Endlagerung hochradioaktiver Stoffe ist weltweit eine der großen
Herausforderungen des 21. Jahrhunderts. Der abgebrannte Kernbrennstoff ist hoch …