{"id":"https://openalex.org/keywords/leaf-spring","display_name":"leaf spring","description":"A leaf spring is a flexible mechanical spring made from curved layers of metal, commonly used in vehicle suspension systems.","display_name_alternatives":["laminated spring","laminated springs","leaf springs"],"ids":{"openalex":"https://openalex.org/keywords/leaf-spring","wikidata":"https://www.wikidata.org/wiki/Q773544"},"primary_topic":{"id":"https://openalex.org/T12907","display_name":"Mechanical Engineering and Vibrations Research","score":0.4873,"subfield":{"id":"https://openalex.org/subfields/2210","display_name":"Mechanical Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T12907","display_name":"Mechanical Engineering and Vibrations Research","score":0.4873,"subfield":{"id":"https://openalex.org/subfields/2210","display_name":"Mechanical Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"works_count":1946,"cited_by_count":8715,"works_api_url":"https://api.openalex.org/works?filter=keywords.id:keywords/leaf-spring","updated_date":"2026-10-21T04:06:17","created_date":"2022-04-12T19:38:12"}