About: http://webisa.webdatacommons.org/207038835

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	Moreover, other MQW material systems are known, including polymers and organic materials, etc. which can alternatively be used, such alternative materials also being used preferably in an AFP optical configuration.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com