PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Basically, the photovoltaic effect (PV) occurs when the energy from photons strikes a semiconducting material such as silicon or platinun, and transfers its energy to an atom of the semiconducting material.
http://www.w3.org/ns/prov#wasQuotedFrom
  • historycommons.org