PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The films are deposited on a substrate and usually contain a material, such as silicon oxide, silicon nitride, silicon oxynitride, silicon (e.g., epitaxy, crystalline, microcrystalline, polysilicon, or amorphous), or other silicon-containing materials (e.g., SiGe, SiC, SiGeC, or doped variants thereof).
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com