Morphological characterization of the fresh ZrN coated UMo powders used in EMPIrE irradiation experiment A practical approach

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Morphological characterization of the fresh ZrN coated UMo powders used in EMPIrE irradiation experiment A practical approach. / Housaer, François ; Vanni, Florence; Touzin, Matthieu; Béclin, Franck; Allenou, Jérôme; Leenaers, Ann; Yacout, Abdellatif M.; Palancher, Herve; Stepnik, Bertrand; Tougait, Olivier.

In: Journal of Nuclear Materials, Vol. 533, 152087, 06.03.2020, p. 1-16.

Research output: Contribution to journalArticlepeer-review

Harvard

Housaer, F, Vanni, F, Touzin, M, Béclin, F, Allenou, J, Leenaers, A, Yacout, AM, Palancher, H, Stepnik, B & Tougait, O 2020, 'Morphological characterization of the fresh ZrN coated UMo powders used in EMPIrE irradiation experiment A practical approach', Journal of Nuclear Materials, vol. 533, 152087, pp. 1-16. https://doi.org/10.1016/j.jnucmat.2020.152087

APA

Housaer, F., Vanni, F., Touzin, M., Béclin, F., Allenou, J., Leenaers, A., Yacout, A. M., Palancher, H., Stepnik, B., & Tougait, O. (2020). Morphological characterization of the fresh ZrN coated UMo powders used in EMPIrE irradiation experiment A practical approach. Journal of Nuclear Materials, 533, 1-16. [152087]. https://doi.org/10.1016/j.jnucmat.2020.152087

Vancouver

Author

Housaer, François ; Vanni, Florence ; Touzin, Matthieu ; Béclin, Franck ; Allenou, Jérôme ; Leenaers, Ann ; Yacout, Abdellatif M. ; Palancher, Herve ; Stepnik, Bertrand ; Tougait, Olivier. / Morphological characterization of the fresh ZrN coated UMo powders used in EMPIrE irradiation experiment A practical approach. In: Journal of Nuclear Materials. 2020 ; Vol. 533. pp. 1-16.

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@article{3e04154bf3b0499d8d77fe034dfed882,
title = "Morphological characterization of the fresh ZrN coated UMo powders used in EMPIrE irradiation experiment A practical approach",
abstract = "The European Mini-Plate Irradiation Experiment (EMPIrE) aims to test the in-pile behavior of various ZrN coated UMo powder batches, produced using different technological processes. UMo(ZrN) particles are typical core-shell systems taking advantages of a dense fissile material, UMo, with a coated ZrN layer acting as a diffusion barrier. The U-7Mo kernels were produced by centrifugal or rotating electrode atomization processes and the ZrN coating was performed by physical vapor deposition or atomic layer deposition processes. A total of ten batches of UMo(ZrN) powders were examined in the as-obtained state, i.e prior to fuel-plate fabrication and before in-pile irradiation. The present investigation gives a characterization of each powder batch mainly in terms of morphological and microstructural features carried out by means of SEM-EDS, LOM, EPMA, AFM and TEM analyses. Digital image processing using ImageJ software was employed to determine several particle size (major axis, minor axis, Feret{\textquoteright}s diameters, and equivalent diameter) and shape (aspect ratio, circularity, convexity and concavity) parameters as well as the ZrN deposited layer thickness. The quality of the ZrN layer was examined in terms of surface roughness, grain structure and aggregated habits. Our characterization results draw a detailed",
keywords = "Microstructure, Chemical segregation, Particle and grain morphologies, Automated image processing",
author = "Fran{\c c}ois Housaer and Florence Vanni and Matthieu Touzin and Franck B{\'e}clin and J{\'e}r{\^o}me Allenou and Ann Leenaers and Yacout, {Abdellatif M.} and Herve Palancher and Bertrand Stepnik and Olivier Tougait",
note = "Score=10",
year = "2020",
month = mar,
day = "6",
doi = "10.1016/j.jnucmat.2020.152087",
language = "English",
volume = "533",
pages = "1--16",
journal = "Journal of Nuclear Materials",
issn = "0022-3115",
publisher = "Elsevier",

}

RIS - Download

TY - JOUR

T1 - Morphological characterization of the fresh ZrN coated UMo powders used in EMPIrE irradiation experiment A practical approach

AU - Housaer, François

AU - Vanni, Florence

AU - Touzin, Matthieu

AU - Béclin, Franck

AU - Allenou, Jérôme

AU - Leenaers, Ann

AU - Yacout, Abdellatif M.

AU - Palancher, Herve

AU - Stepnik, Bertrand

AU - Tougait, Olivier

N1 - Score=10

PY - 2020/3/6

Y1 - 2020/3/6

N2 - The European Mini-Plate Irradiation Experiment (EMPIrE) aims to test the in-pile behavior of various ZrN coated UMo powder batches, produced using different technological processes. UMo(ZrN) particles are typical core-shell systems taking advantages of a dense fissile material, UMo, with a coated ZrN layer acting as a diffusion barrier. The U-7Mo kernels were produced by centrifugal or rotating electrode atomization processes and the ZrN coating was performed by physical vapor deposition or atomic layer deposition processes. A total of ten batches of UMo(ZrN) powders were examined in the as-obtained state, i.e prior to fuel-plate fabrication and before in-pile irradiation. The present investigation gives a characterization of each powder batch mainly in terms of morphological and microstructural features carried out by means of SEM-EDS, LOM, EPMA, AFM and TEM analyses. Digital image processing using ImageJ software was employed to determine several particle size (major axis, minor axis, Feret’s diameters, and equivalent diameter) and shape (aspect ratio, circularity, convexity and concavity) parameters as well as the ZrN deposited layer thickness. The quality of the ZrN layer was examined in terms of surface roughness, grain structure and aggregated habits. Our characterization results draw a detailed

AB - The European Mini-Plate Irradiation Experiment (EMPIrE) aims to test the in-pile behavior of various ZrN coated UMo powder batches, produced using different technological processes. UMo(ZrN) particles are typical core-shell systems taking advantages of a dense fissile material, UMo, with a coated ZrN layer acting as a diffusion barrier. The U-7Mo kernels were produced by centrifugal or rotating electrode atomization processes and the ZrN coating was performed by physical vapor deposition or atomic layer deposition processes. A total of ten batches of UMo(ZrN) powders were examined in the as-obtained state, i.e prior to fuel-plate fabrication and before in-pile irradiation. The present investigation gives a characterization of each powder batch mainly in terms of morphological and microstructural features carried out by means of SEM-EDS, LOM, EPMA, AFM and TEM analyses. Digital image processing using ImageJ software was employed to determine several particle size (major axis, minor axis, Feret’s diameters, and equivalent diameter) and shape (aspect ratio, circularity, convexity and concavity) parameters as well as the ZrN deposited layer thickness. The quality of the ZrN layer was examined in terms of surface roughness, grain structure and aggregated habits. Our characterization results draw a detailed

KW - Microstructure

KW - Chemical segregation

KW - Particle and grain morphologies

KW - Automated image processing

UR - https://ecm.sckcen.be/OTCS/llisapi.dll/open/38106626

U2 - 10.1016/j.jnucmat.2020.152087

DO - 10.1016/j.jnucmat.2020.152087

M3 - Article

VL - 533

SP - 1

EP - 16

JO - Journal of Nuclear Materials

JF - Journal of Nuclear Materials

SN - 0022-3115

M1 - 152087

ER -

ID: 6773277