High-power GaN diode lasers and their applications

被引:0
|
作者
Kawaguchi, Masao [1 ]
Nozaki, Shinichiro [1 ]
Morimoto, Kiyoshi [1 ]
Takigawa, Shinichi [1 ]
Katayama, Takuma [1 ]
Tanaka, Tsuyoshi [1 ]
机构
[1] Panasonic Corp, Div Engn, Sensing Solut Dev Ctr, Automot & Ind Syst Co, 1 Kotari Yakemachi, Nagaokakyo, Kyoto 6178520, Japan
关键词
Gallium Nitride; diode lasers; white light; spot light illuminator;
D O I
暂无
中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
High-power over 7W is presented in a single-emitting GaN diode laser with optical-loss suppressed waveguide structure. Here, thick undoped optical waveguide eliminates undesired light leakage to the absorbing p-cladding layer and thus leads the device to a high slope efficiency operation. The diode laser pumped white spotlight illuminator achieves a luminous efficiency 51.3 lm/W at a flux of 861 lm.
引用
收藏
页码:43 / 44
页数:2
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