{"id":"S85092995","label":"Nuclear fusion","description":"Here are entered works on the nuclear reaction between two light nuclei to form a heavier nucleus with release of binding energy. Works on the transition from a frozen to an unfrozen state by warming are entered under [Thawing.] Works on the change of the state of a substance from the solid phase to the liquid phase are entered under [Fusion.]","source_url":"https://id.loc.gov/authorities/subjects/sh85092995","normalized_label":"nuclear fusion","broader":["http://id.loc.gov/authorities/subjects/sh85052594","http://id.loc.gov/authorities/subjects/sh85093069"],"aliases":["Fusion reactions","Fusion, Nuclear"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85092995","provider":"lcsh","revision":"7c0bad03f5c86cc0","taxonomy_revision":"f050b5d4780b1289","title":"Nuclear fusion","url":"/topics/S85092995","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"288450296735220288","address_version":"morton4x16-v1","coordinates":[0,20,18858,3072],"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}