{"id":"S90005181","label":"Field ion microscopy","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh90005181","normalized_label":"field ion microscopy","broader":["http://id.loc.gov/authorities/subjects/sh92003369"],"aliases":["Ion microscopy"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh90005181","provider":"lcsh","revision":"b7f137e0ebaf52d4","taxonomy_revision":"f050b5d4780b1289","title":"Field ion microscopy","url":"/topics/S90005181","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"10145497271950000706","address_version":"morton4x16-v1","coordinates":[0,21,30074,62464],"answer_status":"Directory metadata; local answer requires separate source review","truth_status":"Subject descriptor, not a factual answer or a demonstrated knowledge gap","reviewed_answer":null}