PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The metal layers may include for example, one or more of an adhesion layer (such as Ti, TiW, TiN, Cr, NiCr, W, or other suitable material), a diffusion barrier layer (such as Ni, Pt, or other suitable material), and a surface metal (such as Au, Al or other suitable material).
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com.au