Wet size measurements for the evaluation of the deagglomeration behaviour of spray-dried alumina powders in suspension

Autor: Antoine Marie, Mallorie Tourbin, Anne-Charlotte Robisson, Carine Ablitzer, Christine Frances

Publikováno v: Ceramics International
Ceramics International, 2022, 48 (6), pp.7926-7936. ⟨10.1016/j.ceramint.2021.11.340⟩

International audience; Spray drying produces spherical agglomerates to obtain powders with good flowability. Three alumina powders of different size and/or specific surface area were spray-dried without any binder using either two-fluid or ultrasoni

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::77cff392be53cdb3cb59c44b3e43e2b1
https://doi.org/10.1016/j.ceramint.2021.11.340

Actinide Oxidation State and O/M Ratio in Hypostoichiometric Uranium–Plutonium–Americium U0.750Pu0.246Am0.004O2–x Mixed Oxides

Autor: Anne-Charlotte Robisson, Philippe Martin, Andreas C. Scheinost, Florent Lebreton, Romain Vauchy, Laurence Aufore, Renaud C. Belin

Publikováno v: Inorganic Chemistry
Inorganic Chemistry, 2016, 55 (5), pp.2123-2132. ⟨10.1021/acs.inorgchem.5b02533⟩
Inorganic Chemistry, American Chemical Society, 2016, 55 (5), pp.2123-2132. ⟨10.1021/acs.inorgchem.5b02533⟩

International audience; Innovative americium-bearing uranium–plutonium mixed oxides U$_{1–y}$Pu$_y$O$_{2–x}$ are envisioned as nuclear fuel for sodium-cooled fast neutron reactors (SFRs). The oxygen-to-metal (O/M) ratio, directly related to the

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::6b518ae3dc08452479a8b70a2e47af82
https://doi.org/10.1021/acs.inorgchem.5b02533

Die wall lubrication for UO2 pellets pressing: A case study

Autor: Anne-Charlotte Robisson, Ousseïni Marou Alzouma

Publikováno v: Ceramics International
Ceramics International, 2018, 44 (13), pp.15905-15911. ⟨10.1016/j.ceramint.2018.06.007⟩

This paper investigates the tribological performance of different external lubricants on the die wall for UO2 powder pelletization without any admixed internal lubricant. Different lubricants and various ways of depositing lubricant on the die wall w

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::375bcd929f7178251e41c50fd78304a6
https://cea.hal.science/cea-02520449

Oxygen self-diffusion in polycrystalline uranium–plutonium mixed oxide U0.55Pu0.45O2

Autor: Anne-Charlotte Robisson, Ingrid Roure, Philippe Garcia, Fiqiri Hodaj, Romain Vauchy, Philippe Bienvenu

Publikováno v: Journal of Nuclear Materials. 467:886-893

Atomic transport properties in uranium–plutonium mixed oxides U 1-y Pu y O 2 are of essential concern because they impact numerous aspects of their physicochemical behavior at all stages of the fuel cycle. In this paper, we report oxygen tracer dif

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::9092ebe2fd142e01940870e69503d321
https://doi.org/10.1016/j.jnucmat.2015.11.003

Room-temperature oxidation of hypostoichiometric uranium–plutonium mixed oxides U1−yPuyO2−x – A depth-selective approach

Autor: Renaud C. Belin, Anne-Charlotte Robisson, Philippe Martin, Romain Vauchy, Andreas C. Scheinost, Fiqiri Hodaj

Publikováno v: Journal of Nuclear Materials
Journal of Nuclear Materials, Elsevier, 2015, 465, pp.349-357. ⟨10.1016/j.jnucmat.2015.05.033⟩
Journal of Nuclear Materials 465(2015), 349-357
Journal of Nuclear Materials, 2015, 465, pp.349-357. ⟨10.1016/j.jnucmat.2015.05.033⟩

The oxygen content of a nonstoichiometric oxide compound is, in numerous cases, decisive regarding the material properties (electrical and/or thermal conductivity, melting point, etc). A phase separation is known to occur in oxygenhypostoichiometric

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::6c27fe2244f9d8e9627021502c21d85d
https://hal-cea.archives-ouvertes.fr/cea-03190161