Processing, mechanical properties and oxidation behavior of TaC and HfC composites containing 15 vol% TaSi2 or MoSi2 (Articolo in rivista)

Type
Label
  • Processing, mechanical properties and oxidation behavior of TaC and HfC composites containing 15 vol% TaSi2 or MoSi2 (Articolo in rivista) (literal)
Anno
  • 2009-01-01T00:00:00+01:00 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#doi
  • 10.1557/JMR.2009.0232 (literal)
Alternative label
  • Diletta Sciti; Laura Silvestroni; Stefano Guicciardi; Daniele Dalle Fabbriche; Alida Bellosi (2009)
    Processing, mechanical properties and oxidation behavior of TaC and HfC composites containing 15 vol% TaSi2 or MoSi2
    in Journal of materials research
    (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
  • Diletta Sciti; Laura Silvestroni; Stefano Guicciardi; Daniele Dalle Fabbriche; Alida Bellosi (literal)
Pagina inizio
  • 2056 (literal)
Pagina fine
  • 2065 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#url
  • http://journals.cambridge.org/action/displayAbstract?fromPage=online&aid=7949602&fulltextType=RA&fileId=S0884291400033471 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroVolume
  • 24 (literal)
Rivista
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#note
  • In: Journal of Materials Research, vol. 24 (6) pp. 1 - 10. © Materials Research Society, 2009. (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#pagineTotali
  • 10 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroFascicolo
  • 6 (literal)
Note
  • ISI Web of Science (WOS) (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
  • CNR-ISTEC, Institute of Science and Technology for Ceramics, I-48018 Faenza, Italy (literal)
Titolo
  • Processing, mechanical properties and oxidation behavior of TaC and HfC composites containing 15 vol% TaSi2 or MoSi2 (literal)
Abstract
  • Fully dense HfC and TaC-based composites containing 15 vol% TaSi2 or MoSi2 were produced by hot pressing at 1750-1900°C. TaSi2 enhanced the sinterability of the composites and nearly fully dense materials were obtained at lower temperatures than in the case of MoSi2-containing ones. The TaC-based composites performed better than HfC composites at room temperature, showing values of mechanical strength up to 900 MPa and a fracture toughness of 4.7 MPam1/2. However, preliminary oxidation tests carried out in air at 1600°C revealed that HfC-based composites have a superior high temperature stability compared to TaC-based materials (literal)
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