PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Gases such as methane and carbon dioxide can fit into the 4.6?? wide channels in this type of open-pored, layered structure.
http://www.w3.org/ns/prov#wasQuotedFrom
  • phys.org