About: http://webisa.webdatacommons.org/402740028

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	At longer wavelengths, i.e. the near infrared, which are typically output from current atomic vapors, spectral response of these conventional tubes degrades.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com