Abstract:Basedonthecrystalstructureofsiliconnitride,theexcellentpropertiesofsiliconnitrideceramicweredescribed,
andthenewprogressofwave-transparentsiliconnitridefibersandcompositeswasillustrated.
Inaddition,thedrawbacksofthepresenthightemperaturewave-transparentmaterialswerelisted,
anddevelopmentofsuchmaterialswasalsoreviewed.