About: http://webisa.webdatacommons.org/291395991

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	As a material of a cathode, a material including magnesium (Mg), lithium (Li) or calcium (Ca), in which a work function is small, is used.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com