About: http://webisa.webdatacommons.org/340368909

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	For example, the substrate can be GaAs and the active region can be materials such as GaAs, AlGaAs, or InGaAs.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com