{"id":"S85119899","label":"Semiconductor rectifiers","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85119899","normalized_label":"semiconductor rectifiers","broader":["http://id.loc.gov/authorities/subjects/sh85041638","http://id.loc.gov/authorities/subjects/sh85106003"],"aliases":["Rectifiers, Semiconductor"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85119899","provider":"lcsh","revision":"3d1edb87c4239b8d","taxonomy_revision":"f050b5d4780b1289","title":"Semiconductor rectifiers","url":"/topics/S85119899","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"900940119924688448","address_version":"morton4x16-v1","coordinates":[0,20,19278,27648],"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}