About: http://webisa.webdatacommons.org/372335270

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	You do not need absolute values for the absorption coefficient, so it does not matter if your material is a film or a dispersion in some other medium.
http://www.w3.org/ns/prov#wasQuotedFrom	stackexchange.com