About: http://webisa.webdatacommons.org/34874874

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	Therefore, what is needed is an apparatus for reducing the amount of secondary electron bombardment at a junction between the window and a metal envelope which overcomes the shortfall described above.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com