{"id":"https://openalex.org/W4242947296","doi":"https://doi.org/10.1299/jsmemag.64.515_1737","title":"Atomic Clock","display_name":"Atomic Clock","publication_year":1961,"publication_date":"1961-01-01","ids":{"openalex":"https://openalex.org/W4242947296","doi":"https://doi.org/10.1299/jsmemag.64.515_1737"},"language":"en","primary_location":{"id":"doi:10.1299/jsmemag.64.515_1737","doi":"https://doi.org/10.1299/jsmemag.64.515_1737","is_oa":true,"landing_page_url":"https://doi.org/10.1299/jsmemag.64.515_1737","pdf_url":null,"source":{"id":"https://openalex.org/S4210210193","display_name":"Nihon Kikai Gakkaishi/Journal of the Japan Society of Mechanical Engineers","issn_l":"0021-4728","issn":["0021-4728","2424-2675"],"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/P4310313571","host_organization_name":"Japan Society Mechanical Engineers","host_organization_lineage":["https://openalex.org/P4310313571"],"host_organization_lineage_names":["Japan Society Mechanical Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of the Society of Mechanical Engineers","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"diamond","oa_url":"https://doi.org/10.1299/jsmemag.64.515_1737","any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5021735421","display_name":"Yoshikazu Saburi","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":true,"raw_author_name":"Yoshikazu SABURI","raw_affiliation_strings":["\u90f5\u653f\u7701\u96fb\u6ce2\u7814\u7a76\u6240"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"\u90f5\u653f\u7701\u96fb\u6ce2\u7814\u7a76\u6240","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":["https://openalex.org/A5021735421"],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.47486486,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"64","issue":"515","first_page":"1737","last_page":"1745"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12004","display_name":"Advanced Frequency and Time Standards","score":0.9994999766349792,"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":0.9994999766349792,"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/T12216","display_name":"Network Time Synchronization Technologies","score":9.999999747378752e-05,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11417","display_name":"Advancements in PLL and VCO Technologies","score":0.0,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/atomic-clocks","display_name":"atomic clocks","score":0.7400000095367432},{"id":"https://openalex.org/keywords/timekeeping","display_name":"timekeeping","score":0.8610000014305115},{"id":"https://openalex.org/keywords/frequency-standards","display_name":"frequency standards","score":0.7120000123977661}],"concepts":[{"id":"https://openalex.org/C196597080","wikidata":"https://www.wikidata.org/wiki/Q227467","display_name":"Atomic clock","level":2,"score":0.5236698985099792},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.3517563045024872},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.3286864161491394},{"id":"https://openalex.org/C184779094","wikidata":"https://www.wikidata.org/wiki/Q26383","display_name":"Atomic physics","level":1,"score":0.20561224222183228}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1299/jsmemag.64.515_1737","doi":"https://doi.org/10.1299/jsmemag.64.515_1737","is_oa":true,"landing_page_url":"https://doi.org/10.1299/jsmemag.64.515_1737","pdf_url":null,"source":{"id":"https://openalex.org/S4210210193","display_name":"Nihon Kikai Gakkaishi/Journal of the Japan Society of Mechanical Engineers","issn_l":"0021-4728","issn":["0021-4728","2424-2675"],"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/P4310313571","host_organization_name":"Japan Society Mechanical Engineers","host_organization_lineage":["https://openalex.org/P4310313571"],"host_organization_lineage_names":["Japan Society Mechanical Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of the Society of Mechanical Engineers","raw_type":"journal-article"}],"best_oa_location":{"id":"doi:10.1299/jsmemag.64.515_1737","doi":"https://doi.org/10.1299/jsmemag.64.515_1737","is_oa":true,"landing_page_url":"https://doi.org/10.1299/jsmemag.64.515_1737","pdf_url":null,"source":{"id":"https://openalex.org/S4210210193","display_name":"Nihon Kikai Gakkaishi/Journal of the Japan Society of Mechanical Engineers","issn_l":"0021-4728","issn":["0021-4728","2424-2675"],"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/P4310313571","host_organization_name":"Japan Society Mechanical Engineers","host_organization_lineage":["https://openalex.org/P4310313571"],"host_organization_lineage_names":["Japan Society Mechanical Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of the Society of Mechanical Engineers","raw_type":"journal-article"},"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W4237948103","https://openalex.org/W2731804624","https://openalex.org/W2731102038","https://openalex.org/W2727444080","https://openalex.org/W4255563072","https://openalex.org/W2733873024","https://openalex.org/W4244293967","https://openalex.org/W2731666049","https://openalex.org/W2732128408","https://openalex.org/W2725466506"],"abstract_inverted_index":null,"counts_by_year":[],"updated_date":"2026-09-25T08:18:29.962427","created_date":"2022-05-12T00:00:00"}