{"id":"S85029418","label":"Compound semiconductors","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85029418","normalized_label":"compound semiconductors","broader":["http://id.loc.gov/authorities/subjects/sh85119903"],"aliases":[],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85029418","provider":"lcsh","revision":"074a3103433dd3e8","taxonomy_revision":"f050b5d4780b1289","title":"Compound semiconductors","url":"/topics/S85029418","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"9547776363881185792","address_version":"morton4x16-v1","coordinates":[0,20,17864,43008],"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}