Synthesis and multi-scale properties of PuO 2 nanoparticles: recent advances and open questions

M Virot, T Dumas, M Cot-Auriol, P Moisy… - Nanoscale …, 2022 - pubs.rsc.org
Due to the increased attention given to actinide nanomaterials, the question of their structure–
property relationship is on the spotlight of recent publications. Plutonium oxide (PuO2) …

Probing the local structure of nanoscale actinide oxides: a comparison between PuO 2 and ThO 2 nanoparticles rules out PuO 2+ x hypothesis

L Bonato, M Virot, T Dumas, A Mesbah… - Nanoscale …, 2020 - pubs.rsc.org
Actinide research at the nanoscale is gaining fundamental interest due to environmental and
industrial issues. The knowledge of the local structure and speciation of actinide …

Formation of fully stoichiometric, oxidation-state pure neptunium and plutonium dioxides from molecular precursors

A Peterson, SN Kelly, T Arino, SO Gunther… - Inorganic …, 2024 - ACS Publications
Amidate-based ligands (N-(tert-butyl) isobutyramide, ITA) bind κ2 to form homoleptic, 8-
coordinate complexes with tetravalent 237Np (Np (ITA) 4, 1-Np) and 242Pu (Pu (ITA) 4, 1 …

Correlative morphological, elemental and chemical phase analyses at the micrometric scale of powdered materials: Application to nuclear forensics

F Pointurier, F Berthy, O Marie - Vibrational Spectroscopy, 2024 - Elsevier
To characterize a mixture of powders using several analytical techniques, it is necessary that
successive analyses be carried out on well-identified and localized particles, so that each …

In situ synthesis of PuCl3 and corresponding Raman and density functional theory vibrational modes

A Hanson, N Hubley, R Atta‐Fynn… - Journal of Raman …, 2023 - Wiley Online Library
The experimental and calculated Raman spectrum of PuCl3 has been reported for the first
time. PuCl3 is a primary species found in plutonium metal refinement, specifically in …

Structural properties, thicknesses, and qualities of plutonium oxide thin films prepared by polymer assisted deposition

MP Wilkerson, JM Dorhout, KS Graham, JJ Joyce… - Surface Science, 2020 - Elsevier
Phase purity, morphology, and defect structures on plutonium oxide surfaces likely influence
reactivity of plutonium, and high quality PuO 2 crystalline substrates are needed to probe the …

Investigation of the thermal decomposition of Pu (IV) oxalate: a transmission electron microscopy study

EC Buck, DD Reilly, LE Sweet, AD Nicholas… - Frontiers in Nuclear …, 2024 - frontiersin.org
The degradation of the internal structure of plutonium (IV) oxalate during calcination was
investigated with Transmission Electron Microscopy (TEM), electron diffraction, Electron …

Changing the rules of the game: used fuel studies outside of a remote handling facility

JM Schwantes, M Conroy, TG Lach… - … of Radioanalytical and …, 2019 - Springer
Abstract Pacific Northwest National Laboratory (PNNL) has leveraged focused ion beam
capability at their Category II Nuclear Facility to facilitate nuclear materials analysis and …

Comparative Studies of α-& δ-Plutonium Allotropes & Plutonium Oxidation Mechanisms by Photoemission Spectroscopy

K White - 2021 - etda.libraries.psu.edu
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[PDF][PDF] Nanoscale Advances

M Virot - 2020 - hal.science
Actinide research at the nanoscale is gaining fundamental interest due to environmental and
industrial issues. The knowledge of the local structure and speciation of actinide …