PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Well, this week a team of researchers at MIT reported in the journal Nature that they have created a material that could, in theory, help in providing the kinds of high-performance batteries needed for portable electronics and electric cars, though the researchers say there is still a considerable amount of engineering involved, a lot of work that needs to be done.
http://www.w3.org/ns/prov#wasQuotedFrom
  • npr.org