About: http://webisa.webdatacommons.org/167959320

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	Furthermore, the output of some light emitting devices, including semiconductor lasers, does not always consist of a beam of very coherent, almost monochromatic radiation.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com