About: http://webisa.webdatacommons.org/439181823

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	20 solder balls having diameters of 590-610 ??m were cut along cross sections including their centers, and the cut surfaces were mirror-polished and etched with mixed acids in methanol (2 mass % HCL+5 mass % HNO3+methanol).
http://www.w3.org/ns/prov#wasQuotedFrom	google.com