<http://webisa.webdatacommons.org/prov/423568485>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/216200604> .
<http://webisa.webdatacommons.org/216200604>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/216200604>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.es> .
<http://webisa.webdatacommons.org/216200604>	<http://www.w3.org/ns/prov#value>	"The disadvantages of the prior art are overcome by the present invention which, in one aspect, is a generator that includes a first conductive layer, a plurality of elongated piezoelectric nanostructures and a conductive electrode." .