PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Each photovoltaic cell 112 includes a front electrode segment 118 comprising a transparent conductive oxide, a photovoltaic element 120 comprising a semiconductor material, such as, for example, hydrogenated amorphous silicon, and a back electrode 122 comprising a metal, preferably aluminum, and optionally a metal oxide such as zinc oxide.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com