{"id":"https://openalex.org/keywords/common-path-interferometry","display_name":"common-path interferometry","description":"An interferometric measurement method in which reference and measurement light travel along a shared optical path, reducing sensitivity to disturbances.","display_name_alternatives":["common-path interferometric measurement"],"ids":{"openalex":"https://openalex.org/keywords/common-path-interferometry","wikidata":null},"primary_topic":{"id":"https://openalex.org/T11897","display_name":"Digital Holography and Microscopy","score":0.2569,"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/T11897","display_name":"Digital Holography and Microscopy","score":0.2569,"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/T10638","display_name":"Optical measurement and interference techniques","score":0.2474,"subfield":{"id":"https://openalex.org/subfields/1707","display_name":"Computer Vision and Pattern Recognition"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"works_count":778,"cited_by_count":10321,"works_api_url":"https://api.openalex.org/works?filter=keywords.id:keywords/common-path-interferometry","updated_date":"2026-10-22T04:07:25","created_date":"2026-09-30T00:00:00"}