{"id":"https://openalex.org/T10099","display_name":"GaN-based semiconductor devices and materials","description":"This cluster of papers focuses on the first-principles calculations, properties, and applications of III-nitride semiconductors, particularly Gallium Nitride (GaN) and its alloys. It covers topics such as defects and impurities, band parameters, high-power light-emitting diodes (LEDs), AlGaN/GaN HEMTs, nanowires, UV LEDs, and their applications in solid-state lighting.","keywords":[{"id":"https://openalex.org/keywords/gan","display_name":"GaN","score":0.6812},{"id":"https://openalex.org/keywords/gallium-nitride","display_name":"gallium nitride","score":0.6595},{"id":"https://openalex.org/keywords/iii-nitride-semiconductors","display_name":"III-nitride semiconductors","score":0.8471},{"id":"https://openalex.org/keywords/high-electron-mobility-transistors","display_name":"high electron mobility transistors","score":0.5569},{"id":"https://openalex.org/keywords/sapphire-substrate","display_name":"sapphire substrate","score":0.3655},{"id":"https://openalex.org/keywords/metal-organic-chemical-vapor-deposition","display_name":"metalorganic chemical vapor deposition","score":0.2556},{"id":"https://openalex.org/keywords/light-emitting-diodes","display_name":"light-emitting diodes","score":0.2084},{"id":"https://openalex.org/keywords/algan-gan-high-electron-mobility-transistors","display_name":"AlGaN/GaN HEMT","score":0.8754},{"id":"https://openalex.org/keywords/algan","display_name":"AlGaN","score":0.8688},{"id":"https://openalex.org/keywords/algan-gan-heterostructures","display_name":"AlGaN/GaN heterostructures","score":0.8414},{"id":"https://openalex.org/keywords/aluminum-nitride","display_name":"aluminum nitride","score":0.249},{"id":"https://openalex.org/keywords/nitride-semiconductors","display_name":"nitride semiconductors","score":0.8219},{"id":"https://openalex.org/keywords/ingan","display_name":"InGaN","score":0.858},{"id":"https://openalex.org/keywords/gan-hemt","display_name":"GaN HEMT","score":0.4376},{"id":"https://openalex.org/keywords/crystalline-quality","display_name":"crystal quality","score":0.2251},{"id":"https://openalex.org/keywords/gan-thin-films","display_name":"GaN thin films","score":0.8731},{"id":"https://openalex.org/keywords/multiple-quantum-wells","display_name":"multiple quantum wells","score":0.232},{"id":"https://openalex.org/keywords/indium-nitride","display_name":"indium nitride","score":0.7981},{"id":"https://openalex.org/keywords/si-111-substrate","display_name":"Si(111) substrate","score":0.2642},{"id":"https://openalex.org/keywords/gan-on-si","display_name":"GaN-on-Si","score":0.8344},{"id":"https://openalex.org/keywords/plasma-assisted-molecular-beam-epitaxy","display_name":"plasma-assisted molecular beam epitaxy","score":0.7107},{"id":"https://openalex.org/keywords/light-extraction-efficiency","display_name":"light extraction efficiency","score":0.5775},{"id":"https://openalex.org/keywords/threading-dislocations","display_name":"threading dislocations","score":0.479},{"id":"https://openalex.org/keywords/blue-leds","display_name":"blue LEDs","score":0.4226},{"id":"https://openalex.org/keywords/internal-quantum-efficiency","display_name":"internal quantum efficiency","score":0.2975}],"legacy_keywords":"III-Nitrides; Semiconductors; Light-Emitting Diodes; GaN; AlGaN/GaN HEMTs; Defects and Impurities; Solid-State Lighting; Nanowires; UV LEDs; Band Parameters","ids":{"openalex":"https://openalex.org/T10099","wikipedia":"https://en.wikipedia.org/wiki/III-nitride_semiconductor"},"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"},"siblings":[{"id":"https://openalex.org/T10037","display_name":"Physics of Superconductivity and Magnetism"},{"id":"https://openalex.org/T10591","display_name":"Theoretical and Computational Physics"},{"id":"https://openalex.org/T10681","display_name":"Rare-earth and actinide compounds"},{"id":"https://openalex.org/T11486","display_name":"Micro and Nano Robotics"},{"id":"https://openalex.org/T11682","display_name":"Advanced Condensed Matter Physics"},{"id":"https://openalex.org/T12491","display_name":"Superconductivity in MgB2 and Alloys"},{"id":"https://openalex.org/T12762","display_name":"Crystallography and Radiation Phenomena"}],"works_count":141016,"cited_by_count":1858009,"works_api_url":"https://api.openalex.org/works?filter=topics.id:T10099","updated_date":"2026-10-18T03:01:31","created_date":"2024-01-23T15:27:05"}