About: http://webisa.webdatacommons.org/13433498

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	wherein ?? is the angle of reflection, ?? is the wavelength of the incident light, and n is an integer.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com.au