Chinese Journal of Lasers, Volume. 44, Issue 4, 401004(2017)

Laser Diode Pumped Dy∶YAG Yellow Laser

Ju Qiaojun1,2、*, Shen Hua1, Yao Wenming2, Chen Jiansheng2, Tan Huiming2, Liu Wenpeng3, Luo Jianqiao3, Zhang Qingli3, and Gao Jing2
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  • 1[in Chinese]
  • 2[in Chinese]
  • 3[in Chinese]
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    A new miniature diode-end-pumped Dy∶YAG yellow laser based on the domestic single crystal is reported. According to the special energy structure of Dy∶YAG laser crystal, the yellow laser of 582.7 nm on the 4F9/2→6H13/2 transition is obtained using laser diode pump at room temperature. In order to matching the pump wavelength with the Dy∶YAG crystal absorption peak, the blue LD is used as the pumping source, and the center wavelength is optimized at 447.3 nm by tuning the LD operative temperature. With a total incident pump power of 1.4 W, the yellow laser maximum output power of 56 mW is achieved. The maximum single pulse energy is up to 1.1 mJ. The optical-to-optical conversion efficiency is 4% and the slope efficiency is 5%.

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    Ju Qiaojun, Shen Hua, Yao Wenming, Chen Jiansheng, Tan Huiming, Liu Wenpeng, Luo Jianqiao, Zhang Qingli, Gao Jing. Laser Diode Pumped Dy∶YAG Yellow Laser[J]. Chinese Journal of Lasers, 2017, 44(4): 401004

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    Paper Information

    Category: laser devices and laser physics

    Received: Jan. 4, 2017

    Accepted: --

    Published Online: Apr. 10, 2017

    The Author Email: Qiaojun Ju (juqiaojun505@163.com)

    DOI:10.3788/cjl201744.0401004

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