About: http://webisa.webdatacommons.org/427457448

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	thin layer of metal (e.g., about 0.25-0.50 ??m of aluminum, titanium, tantalum or other suitable material) is deposited to form a layer 74E4 in contact with the M4 layer, running over the bottom of the well and up the sidewalls.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com