{"id":"S85072072","label":"Kerr effect","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85072072","normalized_label":"kerr effect","broader":["http://id.loc.gov/authorities/subjects/sh85037791","http://id.loc.gov/authorities/subjects/sh85042436","http://id.loc.gov/authorities/subjects/sh85042463","http://id.loc.gov/authorities/subjects/sh85095181","http://id.loc.gov/authorities/subjects/sh85104156"],"aliases":["Kerr electro-optical effect"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85072072","provider":"lcsh","revision":"d86a32c2c17311c8","taxonomy_revision":"f050b5d4780b1289","title":"Kerr effect","url":"/topics/S85072072","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"324329541986288196","address_version":"morton4x16-v1","coordinates":[0,20,18531,8192],"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}