About: http://webisa.webdatacommons.org/300695151

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	But actual measured spectra include, in addition to the peaks, information of the substrate, the optical system, and, if the material is a film, a thickness thereof.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com