Violet InGaN/GaN/AlGaN-Based Laser Diodes with an Output Power of 420 mW.

  • Nakamura Shuji
    Department of Research and Development, Nichia Chemical Industries, Ltd., 491 Oka, Kaminaka, Anan, Tokushima 774, Japan
  • Senoh Masayuki
    Department of Research and Development, Nichia Chemical Industries, Ltd., 491 Oka, Kaminaka, Anan, Tokushima 774, Japan
  • Nagahama Shin–ichi
    Department of Research and Development, Nichia Chemical Industries, Ltd., 491 Oka, Kaminaka, Anan, Tokushima 774, Japan
  • Iwasa Naruhito
    Department of Research and Development, Nichia Chemical Industries, Ltd., 491 Oka, Kaminaka, Anan, Tokushima 774, Japan
  • Yamada Takao
    Department of Research and Development, Nichia Chemical Industries, Ltd., 491 Oka, Kaminaka, Anan, Tokushima 774, Japan
  • Matsushita Toshio
    Department of Research and Development, Nichia Chemical Industries, Ltd., 491 Oka, Kaminaka, Anan, Tokushima 774, Japan
  • Kiyoku Hiroyuki
    Department of Research and Development, Nichia Chemical Industries, Ltd., 491 Oka, Kaminaka, Anan, Tokushima 774, Japan
  • Sugimoto Yasunobu
    Department of Research and Development, Nichia Chemical Industries, Ltd., 491 Oka, Kaminaka, Anan, Tokushima 774, Japan
  • Kozaki Tokuya
    Department of Research and Development, Nichia Chemical Industries, Ltd., 491 Oka, Kaminaka, Anan, Tokushima 774, Japan
  • Umemoto Hitoshi
    Department of Research and Development, Nichia Chemical Industries, Ltd., 491 Oka, Kaminaka, Anan, Tokushima 774, Japan
  • Sano Masahiko
    Department of Research and Development, Nichia Chemical Industries, Ltd., 491 Oka, Kaminaka, Anan, Tokushima 774, Japan
  • Chocho Kazuyuki
    Department of Research and Development, Nichia Chemical Industries, Ltd., 491 Oka, Kaminaka, Anan, Tokushima 774, Japan

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タイトル別名
  • Violet InGaN GaN AlGaN - Based Laser Di

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抄録

The InGaN multiquantum-well-structure laser diode (LD) was grown on epitaxially laterally overgrown GaN on sapphire. The LDs with cleaved mirror facets showed an output power as high as 420 mW per facet under room temperature continuous-wave (CW) operation. The fundamental transverse mode was observed up to an output power of 100 mW. The lifetime of the LDs at a constant output power of 30 mW was longer than 160 h under CW operation at an ambient temperature of 50°C. The wavelength drift caused by the temperature change was estimated to be 0.06 nm/K, while that of the red AlInGaP LDs was 0.3 nm/K.

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