Single-step, high pressure, and two-step spark plasma sintering of UO2 nanopowders

Autor: De Bona, E. ^*, Balice, L., Cognini, L., Holzhäuser, M., Popa, K., Walter, O., Cologna, M. ^*, Prieur, D., Wiss, T., Baldinozzi, G.

Publikováno v: In Journal of the European Ceramic Society June 2021 41(6):3655-3663

Sub-micrometre grained UO2 pellets consolidated from sol gel beads using spark plasma sintering (SPS)

Autor: Cologna, M., Tyrpekl, V., Ernstberger, M., Stohr, S., Somers, J.

Publikováno v: In Ceramics International 1 May 2016 42(6):6619-6623

Oxidation of Micro- and Nanograined UO2Pellets by in Situ Synchrotron X-ray Diffraction

Autor: Bona, E., Popa, K., Walter, O., Cologna, M., Hennig, C., Scheinost, A., Prieur, D.

Publikováno v: Inorganic Chemistry 64(2022)4, 1843-1850

When in contact with oxidising media, UO2 pellets used as nuclear fuel may transform into U4O9, U3O7, and U3O8. The latter starts forming by stress-induced phase transformation only upon cracking of the pristine U3O7, and is associated with a 36 % vo

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=od______4577::601ec041f2ab50aff607d6a47b7ba4ef
https://www.hzdr.de/publications/Publ-33454-1

Effect of Al and Ce doping on the deformation upon sintering in sequential tape cast layers for solid oxide fuel cells

Autor: Cologna, M., Contino, A.R., Montinaro, D., Sglavo, V.M.

Publikováno v: In Journal of Power Sources 2009 193(1):80-85

Self-irradiation effects in UO 2 and (U,Pu)O 2 accelerated by doping with 238Pu

Autor: de Bona, E, Dieste, O, Benedetti, A., Wiss, T., Cologna, M, Baldinozzi, Gianguido, Konings, R

Publikováno v: 20TH INTERNATIONAL CONFERENCE ON RADIATION EFFECTS IN INSULATORS (REI 2019)
20TH INTERNATIONAL CONFERENCE ON RADIATION EFFECTS IN INSULATORS (REI 2019), Aug 2019, Astana, Kazakhstan

International audience; In order to tackle the issue of long term sustainability and safety of nuclear waste management, the new concept of Gen IV fast reactors (FR) has been designed. These new reactor types however require the design and developmen

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=dedup_wf_001::1f42ddd97016ff8d411e68a7b6d3af63
https://hal.archives-ouvertes.fr/hal-02267508/document