Chinese Optics Letters, Volume. 16, Issue 4, 043201(2018)

Octave-spanning visible supercontinuum generation from an aluminum nitride single crystal pumped by a 355  nm nanosecond pulse

Chunbo Li1,2,3, Xikui Ren1,2, Honglei Wu2, Ruisheng Zheng2, Junqing Zhao4, Deqin Ouyang3, Chenlin Du1,2,3, Peiguang Yan1,2, and Shuangchen Ruan1,2,3、*
Author Affiliations
  • 1Shenzhen Key Laboratory of Laser Engineering, College of Optoelectronic Engineering, Shenzhen University, Shenzhen 518060, China
  • 2Sino-German College for Intelligent Manufacturing, Shenzhen Technology University, Shenzhen 518060, China
  • 3Key Laboratory of Optoelectronic Devices and Systems of Ministry of Education and Guangdong Province, Shenzhen University, Shenzhen 518060, China
  • 4Jiangsu Key Laboratory of Advanced Laser Materials and Devices, School of Physics and Electronic Engineering, Jiangsu Normal University, Xuzhou 221116, China
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    Figures & Tables(8)
    Solidification process of the grinding sample.
    Schematic illustration of the polishing process.
    XRD spectrum of the as-obtained AlN crystal. Inset: photograph of the polished AlN single crystal.
    Raman spectrum of the polished AlN under ambient conditions.
    Experimental setup for the SC generation. UV laser: 355 nm laser; Mirror: flat mirror with protected aluminum; NPF: narrow-bandpass filter; L1, L2: UV-fused silica plano–convex lenses; DM: dichroic mirrors HT@330–360 nm and HR@385–450 nm; LPF: longpass filter; Spect: spectrometer.
    Supercontinuum evolution with different pump powers at 355 nm.
    Output spectrum at the maximum pump power of 9 W. Inset: the corresponding output far-field beam profile.
    Relationship between the output characteristics and the input pump power.
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    Chunbo Li, Xikui Ren, Honglei Wu, Ruisheng Zheng, Junqing Zhao, Deqin Ouyang, Chenlin Du, Peiguang Yan, Shuangchen Ruan, "Octave-spanning visible supercontinuum generation from an aluminum nitride single crystal pumped by a 355  nm nanosecond pulse," Chin. Opt. Lett. 16, 043201 (2018)

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    Paper Information

    Category: Ultrafast Optics

    Received: Nov. 29, 2017

    Accepted: Feb. 28, 2018

    Published Online: Jul. 12, 2018

    The Author Email: Shuangchen Ruan (scruan@szu.edu.cn)

    DOI:10.3788/COL201816.043201

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