supported by the Italian Space Agency(ASI)as part of the project AM3aC2A:Multi-scale approach for modelling CMC and UHTCMC materials.This work was also supported by project ECOSISTER(National Recovery and Resilience Plan(NRRP);Mission 04 Component 2 Investment 1.5-NextGenerationEU,Call for tender n.3277 dated 30/12/2021,Award Number:0001052 dated 23/06/2022)。
For the first time, ultra-high temperature ceramic matrix composite bars were tested inside an arc-jet facility to investigate the impact of oxidation damage on strength retention. The composite bars, which were based...
supported by the National Natural Science Foundation of China(Grant Nos.52302063,52302072,52202049);the Postdoctoral Fellowship Program of CPSF(Grant Nos.GZC20231162,GZB20240633);the China Postdoctoral Science Foundation(Grant Nos.2023M732977,2023M741809);the Fundamental Research Funds for the Central Universities(Grant No.30924010206);the Innovation Capacity Enhancement Program of Hebei Province(Grant No.24461901D);the Hebei Natural Science Foundation(Grant No.E2023203126);the China Postdoctoral Science Foundation-Tianjin Joint Support Program(Grant No.2023T019TJ);the Postdoctoral Science Preferential Funding of Hebei Province(Grant No.B2023003022);the Handan Science and Technology Research and Development Plan Project(Grant No.23422404146ZC);the Fundamental Research Funds for the Central Universities(Grant No.JZ2024HGTG0294);the Opening Project of the State Key Laboratory of Metastable Materials Science and Technology of Yanshan University(Grant No.202408).
In this study,ultrafine-grained LaB_(6)–ZrB_(2)composite ceramics were successfully synthesized by sintering a mixture of self-produced LaB_(6)nanopowder and commercial ZrB_(2)nanopowder under high pressure.Compared ...