About: http://webisa.webdatacommons.org/422744217

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	Third paragraph: ???We settled on a quadrupole steering magnet.??? The function of a quadrupole magnet is to focus a beam, much like lenses focus light, except in only one plane.
http://www.w3.org/ns/prov#wasQuotedFrom	quantumdiaries.org