About: http://webisa.webdatacommons.org/177667585

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	where R is the ring radius, ne is the effective index of refraction of the mode in the ring waveguide, M is an integer value, and ??0 is the resonant wavelength.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com