About: http://webisa.webdatacommons.org/228097610

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	One of the sensors is an elongated probe with a fine point which causes a corona current to be produced as it passes through the electric field.
http://www.w3.org/ns/prov#wasQuotedFrom	science.gov