About: http://webisa.webdatacommons.org/164766960

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	Next to the sample is a detector, in this embodiment a phototransistor 48, which detects the chopped light 44.
http://www.w3.org/ns/prov#wasQuotedFrom	google.fr