About: http://webisa.webdatacommons.org/4278475

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	11 and 12 reference a respective source, particularly a laser, for generating two different frequency radiations.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com