PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Instead the clad must be of such a thickness that the core sees an index which is related to the index of the medium in the immediate vicinity of the core, and which significantly modulates light transmission through the core for a wide range of values of refractive index of the medium, including values greater than the index of the core.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.ca