About: http://webisa.webdatacommons.org/308199403

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	While techniques such as x-ray and neutron diffraction have been successful for many decades, they have their limits: They work best on large, high-quality crystals, which are hard to grow for many materials and impossible for others.
http://www.w3.org/ns/prov#wasQuotedFrom	aps.org