PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • These topics include non-platinum (PGM) catalysts for fuel cells and electrolyzers, membranes used in electrochemical systems such as fuel cells, and innovative durable sealing materials for use with hydrogen.
http://www.w3.org/ns/prov#wasQuotedFrom
  • energy.gov