About: http://webisa.webdatacommons.org/108935581

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	Also preferably the electromagnetic waves are coherent and the electromagnetic radiation is emitted from energy source such as a laser device.
http://www.w3.org/ns/prov#wasQuotedFrom	google.co.uk