About: http://webisa.webdatacommons.org/47092335

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	Such material for example may be silicon nitride, silicon oxynitride, or silicon carbide.
http://www.w3.org/ns/prov#wasQuotedFrom	google.co.uk