{"id":"S85109459","label":"Quantum electrodynamics","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85109459","normalized_label":"quantum electrodynamics","broader":["http://id.loc.gov/authorities/subjects/sh85109461"],"aliases":["Electrodynamics, Quantum","QED (Physics)"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85109459","provider":"lcsh","revision":"7a111b94e8829b60","taxonomy_revision":"f050b5d4780b1289","title":"Quantum electrodynamics","url":"/topics/S85109459","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"864911306736681540","address_version":"morton4x16-v1","coordinates":[0,20,19115,19456],"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}