About: http://webisa.webdatacommons.org/184697487

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	Emitters 15-1 through 15-N are gain elements (typically consisting of semiconductor material, such as GaAlAs, GaAs, InGaAs, InGaAsP, AlGaInAs, and/or the like) which are capable of lasing at particular wavelengths.
http://www.w3.org/ns/prov#wasQuotedFrom	google.fr