About: http://webisa.webdatacommons.org/6684384

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	In a preferred embodiment the laser host material may be a polymer such as polymethylmethacrylate (PMMA).
http://www.w3.org/ns/prov#wasQuotedFrom	google.com