About: http://webisa.webdatacommons.org/450808305

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	Patel:No, it was mainly experimental, but some amount of a priori analysis was necessary because otherwise you can spend a lot of time selecting gases and understanding what frequencies would lase.
http://www.w3.org/ns/prov#wasQuotedFrom	ieeeghn.org