About: http://webisa.webdatacommons.org/296837384

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	Iron oxides especially goethite and hematite have been studied as photocatalysts in recent years because their lower band gap (2.2???eV), and nonmental doping could improve reactivity of photocatalysts [9, 10].
http://www.w3.org/ns/prov#wasQuotedFrom	hindawi.com