{"id":"https://openalex.org/keywords/deep-level-defects","display_name":"deep levels","description":"Electronic defect states located deep within a semiconductor\u2019s band gap, studied for their effects on carrier behavior and device performance.","display_name_alternatives":["deep-level defects","deep defect levels","deep electronic states","deep defects","deep impurity levels","deep energy levels","deep defect states","deep level states"],"ids":{"openalex":"https://openalex.org/keywords/deep-level-defects","wikidata":"https://www.wikidata.org/wiki/Q5250052"},"primary_topic":{"id":"https://openalex.org/T11853","display_name":"Semiconductor materials and interfaces","score":0.3025,"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/T11853","display_name":"Semiconductor materials and interfaces","score":0.3025,"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/T10099","display_name":"GaN-based semiconductor devices and materials","score":0.1059,"subfield":{"id":"https://openalex.org/subfields/3104","display_name":"Condensed Matter Physics"},"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/T10624","display_name":"Silicon and Solar Cell Technologies","score":0.0935,"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"}}],"works_count":12462,"cited_by_count":183305,"works_api_url":"https://api.openalex.org/works?filter=keywords.id:keywords/deep-level-defects","updated_date":"2026-10-22T04:07:25","created_date":"2026-09-30T00:00:00"}