{"id":"https://openalex.org/keywords/return-stroke","display_name":"return stroke","description":"The intense upward-moving electrical discharge in a lightning channel following a stepped leader, studied in atmospheric electricity and lightning protection.","display_name_alternatives":["lightning return stroke","return strokes"],"ids":{"openalex":"https://openalex.org/keywords/return-stroke","wikidata":null},"primary_topic":{"id":"https://openalex.org/T10787","display_name":"Lightning and Electromagnetic Phenomena","score":0.9287,"subfield":{"id":"https://openalex.org/subfields/3103","display_name":"Astronomy and Astrophysics"},"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/T10787","display_name":"Lightning and Electromagnetic Phenomena","score":0.9287,"subfield":{"id":"https://openalex.org/subfields/3103","display_name":"Astronomy and Astrophysics"},"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":3129,"cited_by_count":47302,"works_api_url":"https://api.openalex.org/works?filter=keywords.id:keywords/return-stroke","updated_date":"2026-10-20T04:07:40","created_date":"2026-09-30T00:00:00"}
