About: http://webisa.webdatacommons.org/99638474

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	Next, as shown in FIG. 19A and FIG. 19B, on the top shield layer 109, a recording gap layer 113 made of an insulating film such as an alumina film whose thickness is 0.2 to 0.3 ??m is formed.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com