PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The term ???active material??? as used herein generally refers to a material that exhibits a reversible change in at least one property such as dimension, shape, phase, orientation, stiffness, and the like upon application of an activation signal.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com