PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Surface layers or zones of silicon, when doped with such materials as phosphorus or boron, produce areas of differing electron population commonly referred to as p and n layers.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com