"Silicon nitrides." . . "Ceramic fibers." . . "Silicon carbides." . . "Ceramic coatings." . . . . . . . . . . . . . . . . . . . . . . . . . . "A porous ceramic interphase for SiC/Si₃N₄ composites"@en . . . . . . . . . "A porous ceramic interphase for SiC/Si3N4 composites"@en . "Interlayers." . . "Phase transformations." . . . . "Porous materials." . . "United States. National Aeronautics and Space Administration." . . "Oxidation resistance." . . "Ceramic matrix composites." . .