About: http://webisa.webdatacommons.org/233797656

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	The hard magnetic material is doped with at least one metal that, upon substitution of said metal into said crystal structure, produces a multi-valent ion of the formula Mn+, wherein n is an integer of at least 4.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com