About: http://webisa.webdatacommons.org/402428604

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 keeping with the invention, the upper reflector differs from a conventional surface-emitting laser structure in that it includes a freely suspended mirror layer 23 of a conductive material, such as aluminum.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com