{"id":"S2020010538","label":"Nickel nanoparticles","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh2020010538","normalized_label":"nickel nanoparticles","broader":["http://id.loc.gov/authorities/subjects/sh2020010536"],"aliases":["Nano nickel particles","Nickel nano-particles","Nickel particles, Nano"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh2020010538","provider":"lcsh","revision":"28801b933edf552d","taxonomy_revision":"f050b5d4780b1289","title":"Nickel nanoparticles","url":"/topics/S2020010538","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"13872424160738689026","address_version":"morton4x16-v1","coordinates":[0,481,39848,43008],"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}