<http://webisa.webdatacommons.org/prov/156183207>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/163005766> .
<http://webisa.webdatacommons.org/163005766>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.es> .
<http://webisa.webdatacommons.org/163005766>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/163005766>	<http://www.w3.org/ns/prov#value>	"If necessary, a light source, such as a light emitting diode or a laser in conjunction with photodiodes can be used to detect the cantilever deflection." .