About: http://webisa.webdatacommons.org/382081043

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	Of course, one can use materials other than silicon such as GaAs, InP, Ge, and the like, for the substrate 57.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com