PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • crystal is a potentially useful polarized laser gain medium in laser-diode-pumped solid-state configurations. 5.7
http://www.w3.org/ns/prov#wasQuotedFrom
  • opticsinfobase.org