About: http://webisa.webdatacommons.org/196699012

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	A buffer layer such as aluminum nitride or sapphire typically has a sufficiently high fracture toughness to withstand the stresses that arise in HIFU transducer 10 during operation.
http://www.w3.org/ns/prov#wasQuotedFrom	google.co.uk