Chemical Supercritical Fluid Infiltration of Pyrocarbon with Thermal Gradients: Deposition Kinetics and Multiphysics Modeling

Autor: Gerard L. Vignoles, Gaëtan Talué, Quentin Badey, Alain Guette, René Pailler, Yann Le Petitcorps, Laurence Maillé

Publikováno v: Journal of Composites Science, Vol 6, Iss 1, p 20 (2022)

The chemical supercritical fluid infiltration process is a recent variation of the chemical vapor infiltration (CVI) process that allows rapid and efficient manufacturing of ceramic-matrix composites (CMCs), albeit still needing optimization. This ar

Externí odkaz: https://doaj.org/article/748d766a7f6e4550bc5cc18675ec3fc6

Densification of Ceramic Matrix Composite Preforms by Si2N2O Formed by Reaction of Si with SiO2 under High Nitrogen Pressure. Part 1: Materials Synthesis

Autor: Brice Taillet, René Pailler, Francis Teyssandier

Publikováno v: Journal of Composites Science, Vol 5, Iss 7, p 178 (2021)

Ceramic matrix composites (CMCs) have been designed and developed for extreme operating environments. The aim of the present study is to look for a rapid densification process providing a high level of material performance. The fibrous preform was ma

Externí odkaz: https://doaj.org/article/646208b011c548079c00c51c80ce1c39

New insight into subcritical rupture of SiC-based filaments at intermediate temperatures (400–900 °C) under air

Autor: René Pailler, Stéphane Mazerat

Publikováno v: Journal of the European Ceramic Society
Journal of the European Ceramic Society, Elsevier, 2021, 41 (15), pp.7572-7584. ⟨10.1016/j.jeurceramsoc.2021.08.034⟩
Journal of the European Ceramic Society, 2021, 41 (15), pp.7572-7584. ⟨10.1016/j.jeurceramsoc.2021.08.034⟩

The delayed failure of SiC fibrous reinforcement has continuously been investigated to warrant the long term performances of Ceramic Matrix Composite (CMC). Chiefly assessed on multifilament tow samples to alleviate some handling difficulties, subcri

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::e8e1b61c479c10a39a3c386cf1606a1b
https://doi.org/10.1016/j.jeurceramsoc.2021.08.034

Data on SiC-based bundle lifetime variability: the insufficiency of external phenomena affecting the flaw size

Autor: René Pailler, Stéphane Mazerat

Publikováno v: Data in Brief
Data in Brief, Elsevier, 2021, 34, pp.106757. ⟨10.1016/j.dib.2021.106757⟩
Data in Brief, 2021, 34, pp.106757. ⟨10.1016/j.dib.2021.106757⟩
Data in Brief, Vol 34, Iss, Pp 106757-(2021)

A broad variability characterizes the lifetime of SiC-based bundles under static fatigue conditions at intermediate temperature and ambient air, challenging the accuracy of its prediction. The same is true, in a lower extend, with tensile properties,

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::013a38a48370105307598656386377de
http://hdl.handle.net/20.500.12278/79223

Dataset on fractographic analysis of various SiC-based fibers

Autor: Stéphane Mazerat, René Pailler

Publikováno v: Data in Brief
Data in Brief, Elsevier, 2021, 34, pp.106676. ⟨10.1016/j.dib.2020.106676⟩
Data in Brief, 2021, 34, pp.106676. ⟨10.1016/j.dib.2020.106676⟩
Data in Brief, Vol 34, Iss, Pp 106676-(2021)

International audience; This data article reports a systematic fractographic analysis of SiC-based filaments aiming at stress intensity factors assessment. A total of 11 fiber types (as-received or chlorinated Nicalon® and Tyranno® of all three gen

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::fd494ead8c3e03774100f1f201c27797
https://pubmed.ncbi.nlm.nih.gov/33409345