{"id":"S85119421","label":"Secondary electron emission","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85119421","normalized_label":"secondary electron emission","broader":["http://id.loc.gov/authorities/subjects/sh85028443","http://id.loc.gov/authorities/subjects/sh85042426","http://id.loc.gov/authorities/subjects/sh85119423"],"aliases":["Emission, Secondary electron"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85119421","provider":"lcsh","revision":"e4137fbd8d7f3408","taxonomy_revision":"f050b5d4780b1289","title":"Secondary electron emission","url":"/topics/S85119421","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"10126423219104777792","address_version":"morton4x16-v1","coordinates":[0,20,19270,62464],"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}