{"id":"https://openalex.org/keywords/time-standards","display_name":"time standards","description":"Agreed specifications and reference systems for measuring and maintaining time, including standards used in precision timekeeping.","display_name_alternatives":["time standard","timekeeping standards"],"ids":{"openalex":"https://openalex.org/keywords/time-standards","wikidata":"https://www.wikidata.org/wiki/Q6313217"},"primary_topic":{"id":"https://openalex.org/T12004","display_name":"Advanced Frequency and Time Standards","score":0.2329,"subfield":{"id":"https://openalex.org/subfields/3107","display_name":"Atomic and Molecular Physics, and Optics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T12004","display_name":"Advanced Frequency and Time Standards","score":0.2329,"subfield":{"id":"https://openalex.org/subfields/3107","display_name":"Atomic and Molecular Physics, and Optics"},"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/T11159","display_name":"Manufacturing Process and Optimization","score":0.1645,"subfield":{"id":"https://openalex.org/subfields/2209","display_name":"Industrial and Manufacturing Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T13113","display_name":"Engineering Technology and Methodologies","score":0.0714,"subfield":{"id":"https://openalex.org/subfields/2209","display_name":"Industrial and Manufacturing Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"works_count":2324,"cited_by_count":9290,"works_api_url":"https://api.openalex.org/works?filter=keywords.id:keywords/time-standards","updated_date":"2026-10-20T04:07:40","created_date":"2026-09-30T00:00:00"}
