{"id":"S2005020036","label":"X-ray photoelectron spectroscopy","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh2005020036","normalized_label":"x-ray photoelectron spectroscopy","broader":["http://id.loc.gov/authorities/subjects/sh85101164"],"aliases":["ESCA (Electron spectroscopy for chemical analysis)","Electron spectroscopy for chemical analysis","XPS (X-ray photoelectron spectroscopy)"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh2005020036","provider":"lcsh","revision":"72617e78022780d1","taxonomy_revision":"f050b5d4780b1289","title":"X-ray photoelectron spectroscopy","url":"/topics/S2005020036","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"2322178796562016","address_version":"morton4x16-v1","coordinates":[0,478,2230,4096],"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}