About: http://webisa.webdatacommons.org/431772340

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	IntroductionRecently, portable electronic devices such as notebook computers, PDAs, cellular phones, camcorders, etc., are being widely used, and they increasingly need cheap, efficient, and lightweight power sources.
http://www.w3.org/ns/prov#wasQuotedFrom	mdpi.com