About: http://webisa.webdatacommons.org/169923501

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	If the photochromic material is incorporated in a (purely) inorganic network, in general, two types of problems occur.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com