About: http://webisa.webdatacommons.org/34699771

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	The method of claim 1 wherein the medium is a gas, the method further comprising providing a transparent barrier between the target surface and the sensor to retain the gas against the target surface.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com