Invention Grant
- Patent Title: InAlGaN emitting light in ultraviolet short-wavelength region and process for preparing the same as well as ultraviolet light-emitting device using the same
- Patent Title (中): InAlGaN在紫外线短波长区域中发光,其制备方法以及使用其的紫外线发光元件
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Application No.: US09790660Application Date: 2001-02-23
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Publication No.: US07675069B2Publication Date: 2010-03-09
- Inventor: Hideki Hirayama , Yoshinobu Aoyagi
- Applicant: Hideki Hirayama , Yoshinobu Aoyagi
- Applicant Address: JP Wako-Shi, Saitama
- Assignee: Riken
- Current Assignee: Riken
- Current Assignee Address: JP Wako-Shi, Saitama
- Agency: Birch, Stewart, Kolasch & Birch, LLP
- Priority: JP2000-045318 20000223
- Main IPC: H01L21/00
- IPC: H01L21/00

Abstract:
For the purpose of emitting light in an ultraviolet short-wavelength region having a wavelength of 360 nm or shorter, it is arranged in InAlGaN in such that a ratio of composition of In is 2% to 20%, a ratio of composition of Al is 10% to 90%, and a total of ratios of composition in In, Al, and Ga is 100%.
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Information query
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