Synthesis and Morphological Control of UO2F2 Particulates

H Jang, J Louis-Jean, F Poineau - ACS omega, 2023 - ACS Publications
Uranium-based microspheres are of interest due to their potential applications as targets for
medical isotopes production, as fuel for nuclear reactors, and as standardized materials for …

From ammonium Hexahalorhenates (IV) to nanocrystalline rhenium metal: A combined thermal, diffraction and microscopic analysis

J Louis-Jean, J George, F Poineau - … Journal of Refractory Metals and Hard …, 2022 - Elsevier
Rhenium metal powder is a material of industrial importance. Several industrial and
laboratory methods have been developed for the preparation of ultrafine Re metal powder …

Conversion of (NH4) 2 [ReF6] into ReO2 mixed phases: A thermal analysis study

J Louis-Jean, AJ Swift, DW Hatchett… - Inorganic Chemistry …, 2022 - Elsevier
The thermal behavior of (NH 4) 2 [ReF 6] was evaluated in an alumina crucible using
simultaneous thermal gravimetric analysis (TGA) and differential scanning calorimetry (DSC) …

[HTML][HTML] An unexpected rhenium (IV)–rhenium (VII) salt:[Co (NH3) 6] 3 [ReVIIO4][ReIVF6] 4· 6H2O

J Louis–Jean, S Mariappan Balasekaran… - Acta Crystallographica …, 2019 - scripts.iucr.org
The title hydrated salt, tris [hexaamminecobalt (III)] tetraoxidorhenate (VII) tetrakis
[hexafluoridorhenate (IV)] hexahydrate, arose unexpectedly due to possible contamination …

X-ray absorption fine structure spectroscopic study of (NH4)2ReF6

F Poineau, J Louis-Jean, H Jang, C Higgins… - SN Applied …, 2019 - Springer
Abstract The (NH 4) 2 ReX 6 (X= F, Cl, Br, I) salts have been investigated by x-ray absorption
fine structure spectroscopy. The Re-F distance determined by EXAFS in (NH 4) 2 ReF 6 (ie …

Thermal behavior of ammonium octafluorodirhenate (III)

J Louis-Jean, H Jang, F Poineau - Research on Chemical Intermediates, 2023 - Springer
The thermal behavior of (NH4) 2 [Re2F8]· 2H2O salt was studied in the temperature range
150–700° C under flowing nitrogen gas. The decomposition products were studied by …

Coexistence of metamagnetism and slow relaxation of magnetization in ammonium hexafluoridorhenate

J Louis-Jean, SM Balasekaran, KV Lawler… - RSC …, 2021 - pubs.rsc.org
The (NH4) 2 [ReF6](1) salt was studied by X-ray diffraction, Raman spectroscopy, theoretical
calculations, and magnetic measurements. 1 crystallizes in the trigonal space group Pm1 …

Structural and spectral studies of hydrated hexaamminecobalt (III)–hexafluororhenate (IV)

J Louis-Jean, PM Forster, SM Balasekaran… - Journal of Fluorine …, 2021 - Elsevier
The crystal structure of the [Co (NH 3) 6] 2 [ReF 6] 3· 3H 2 O (I) salt is reported. The salt
crystallizes in the trigonal space group P31m with the following unit cell dimensions: a …

Revisiting the Chemistry of Uranium and Rhenium Fluorides: Implication to Fuel Cycle and Nuclear Forensics Science

JAA Louis-Jean - 2022 - search.proquest.com
Fluorine plays a major role in the nuclear industry where F 2 (g) and HF (g) are critical to the
preparation of UF 6 and UF 4. These materials are prepared for uranium enrichment to …

Towards mid-valent rhenium fluoro-phosphine complexes via hexafluoridorhenate (IV) anion pathway assisted by trifluoro acetic acid

SM Balasekaran, A Hagenbach, F Poineau - Inorganic Chemistry …, 2020 - Elsevier
Abstract The new (AsPh 4) 2 [ReF 6]· 2H 2 O salt was prepared by metathesis from the
reaction of (NH 4) 2 ReF 6 and (AsPh 4) Cl in water and characterized by single crystal X-ray …