{"id":"https://openalex.org/keywords/frequency-comb","display_name":"frequency combs","description":"Optical spectra consisting of evenly spaced frequency lines, generated by specialized lasers and used in precision measurement and spectroscopy.","display_name_alternatives":[],"ids":{"openalex":"https://openalex.org/keywords/frequency-comb","wikidata":"https://www.wikidata.org/wiki/Q1455602"},"primary_topic":{"id":"https://openalex.org/T10988","display_name":"Advanced Fiber Laser Technologies","score":0.311,"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/T10988","display_name":"Advanced Fiber Laser Technologies","score":0.311,"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/T11111","display_name":"Spectroscopy and Laser Applications","score":0.0935,"subfield":{"id":"https://openalex.org/subfields/1607","display_name":"Spectroscopy"},"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/T12004","display_name":"Advanced Frequency and Time Standards","score":0.0911,"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"}}],"works_count":4493,"cited_by_count":56284,"works_api_url":"https://api.openalex.org/works?filter=keywords.id:keywords/frequency-comb","updated_date":"2026-10-23T04:06:34","created_date":"2022-04-12T19:38:12"}
