About: http://webisa.webdatacommons.org/438498582

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 many of the operations, there is an interest in producing a sharply defined volume of ions as a plug, where the boundaries for specified ions or groups of ions are sharp and either linear or only slightly bowed.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com