About: http://webisa.webdatacommons.org/173385763

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 upper electrode 118 may be composed of any suitable material, including both metals and semiconductors, that is capable of maintaining a predetermined voltage level.
http://www.w3.org/ns/prov#wasQuotedFrom	google.fr