{"id":"https://openalex.org/keywords/trace-element-analysis","display_name":"trace element analysis","description":"Analytical chemistry techniques for identifying or measuring elements present at low concentrations in materials or samples.","display_name_alternatives":["trace elemental analysis","analysis of trace elements","trace element determination","trace element measurement"],"ids":{"openalex":"https://openalex.org/keywords/trace-element-analysis","wikidata":"https://www.wikidata.org/wiki/Q2314537"},"primary_topic":{"id":"https://openalex.org/T10180","display_name":"Analytical chemistry methods development","score":0.3619,"subfield":{"id":"https://openalex.org/subfields/1602","display_name":"Analytical Chemistry"},"field":{"id":"https://openalex.org/fields/16","display_name":"Chemistry"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10180","display_name":"Analytical chemistry methods development","score":0.3619,"subfield":{"id":"https://openalex.org/subfields/1602","display_name":"Analytical Chemistry"},"field":{"id":"https://openalex.org/fields/16","display_name":"Chemistry"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11949","display_name":"Nuclear Physics and Applications","score":0.1207,"subfield":{"id":"https://openalex.org/subfields/3108","display_name":"Radiation"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11733","display_name":"X-ray Spectroscopy and Fluorescence Analysis","score":0.0961,"subfield":{"id":"https://openalex.org/subfields/3108","display_name":"Radiation"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11854","display_name":"Laser-induced spectroscopy and plasma","score":0.0911,"subfield":{"id":"https://openalex.org/subfields/2211","display_name":"Mechanics of Materials"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"works_count":25629,"cited_by_count":240363,"works_api_url":"https://api.openalex.org/works?filter=keywords.id:keywords/trace-element-analysis","updated_date":"2026-10-24T04:06:44","created_date":"2022-04-12T19:38:12"}