About: http://webisa.webdatacommons.org/407395987

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	Therefore, there is a strong need to improve the properties of photorefractive devices, including for example, by improving the decay time of the gratings, even after reducing or eliminating the applied biased voltage.
http://www.w3.org/ns/prov#wasQuotedFrom	sumobrain.com