PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The first and second reflectors are typically comprised of a dielectric material such as silicon nitride, silicon oxide, aluminum oxide, or the like, and are disposed immediately adjacent to the lasing medium surface, such as by deposition onto the respective surfaces 54, 56 of lasing medium 52.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com