About: http://webisa.webdatacommons.org/215062044

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	The band gap of a silicon semiconductor can be increased by adding impurities such as carbon, nitrogen or oxygen.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com