About: http://webisa.webdatacommons.org/431906197

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	In one embodiment, the vacuum chamber is provided with a window that is transmissive to ionizing radiation, such as ultraviolet light.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com