About: http://webisa.webdatacommons.org/242735057

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	In the preferred embodiment, the electrons or other charged particles passing through the anode have a substantially uniform density which varies across the entire anode by less than about 5%, preferably from about 0.1% to about 3%.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com