About: http://webisa.webdatacommons.org/341092095

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 L is a distance from a neck-down part of the glass preform to the reaction chamber, R is an outer diameter of the bare optical fiber and v is a velocity of the optical fiber.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com.au