About: http://webisa.webdatacommons.org/113306101

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	These materials include ceramics such as alumina and aluminum nitride, glasses (as shown in FIGS. 19-20) and metals.
http://www.w3.org/ns/prov#wasQuotedFrom	google.es