PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • These membranes and membrane electrode units may be used to generate energy by electrochemical or photochemical processes, particularly applicable in fuel cells.09-25-2008
http://www.w3.org/ns/prov#wasQuotedFrom
  • faqs.org