About: http://webisa.webdatacommons.org/237930026

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	Metamaterials are engineered composite materials designed to provide unique properties that do not exist naturally in materials, such as negative index of refraction, or the ability to bend and redirect light rather than reflect it.
http://www.w3.org/ns/prov#wasQuotedFrom	spacemart.com