About: http://webisa.webdatacommons.org/35199504

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	When a material such as cobalt, nickel, iron, or copper in FIG. 3 is used, the above inconvenience can be eliminated.
http://www.w3.org/ns/prov#wasQuotedFrom	google.es