About: http://webisa.webdatacommons.org/146150156

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	If an electrically conducting material such as gold or aluminum is used as the heat conducting material, the walls of the trenches must be coated with an insulator such as silicon carbide.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com