PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The oscillation frequency may be altered by selecting the composition and the structure of the active layer, e.g. by employing the multiple quantum well structure.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.ca