PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The conductive layers are typically deposited on a dielectric layer and typically comprise metals such as tungsten (W), titanium (Ti), aluminum (Al), copper (Cu), alloys thereof, semiconductor such as doped silicon (Si), doped polysilicon, and refractory metal silicides.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com