About: http://webisa.webdatacommons.org/1473179

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	9. A system as claimed in claim 8, wherein said spacing D is given by the formula: ##EQU3## where M is a magnifying power of the system, d.sub.1 is an interplanar spacing of a first of said two single crystal thin films, d.sub.2 is an
http://www.w3.org/ns/prov#wasQuotedFrom	docstoc.com