About: http://webisa.webdatacommons.org/36486260

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	It has been described that a gas, e.g. argon or xenon, is supplied in the cathode chamber 3 to protect the filament 1 from being damaged by the feed gas which is supplied by the secondary gas supply means.
http://www.w3.org/ns/prov#wasQuotedFrom	google.es