About: http://webisa.webdatacommons.org/268031456

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	It scales the energy of electromagnetic radiation of frequency f so that the radiation appears only in quanta nhf, where n is an integer.
http://www.w3.org/ns/prov#wasQuotedFrom	daviddarling.info