About: http://webisa.webdatacommons.org/292327336

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 mechanisms is a mechanical mechanism: when an electric field is applied to a PZT ceramic, there arises the mismatch of strain at the grain boundaries because each of the particles of the PZT ceramic is oriented randomly.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com