Chinese Journal of Lasers, Volume. 46, Issue 1, 100005(2019)

Dalian Extreme Ultraviolet Coherent Light Source

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Author Affiliations
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    Figures & Tables(4)
    Four-wave mixing to produce 121.6 nm VUV laser via Kr 4p55p energy level
    Layout of DCLS. (a) Electron linear accelerator (LINAC); (b) FEL high order harmonic amplifier;(c) photon diagnostic and delivery system
    • Table 1. Main performance parameters of DCLS

      View table

      Table 1. Main performance parameters of DCLS

      ParameterDesigned valueAchieved value
      Energy /MeVMax: 300300
      Energy spread /%<0.20.07
      Normalized emittance /(mm·mrad)<2εx=1.02, εy=1.18
      Peak current /A300290
      Charge /pC500500
      e-bunch full length /psAbout 33.24
      Repetition frequency /Hz50 (max)10 (operation), 50 (max)
    • Table 2. Main performance parameters of DCLS

      View table

      Table 2. Main performance parameters of DCLS

      LaserParameterDesigned valueAchieved value
      Wavelength /nm240-360240-360
      Seed laserPulse energy /μJ40170
      Pulse length100 fs/1 ps119 fs/1.5 ps
      Wavelength /nm50-15050-150
      FEL radiationPulse energy /μJ≥100420 at 150 nm
      Pulse length100 fs/1 psAbout 1.5 ps (operation)
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    Paper Information

    Category: reviews

    Received: Nov. 10, 2018

    Accepted: --

    Published Online: Jan. 27, 2019

    The Author Email:

    DOI:10.3788/CJL201946.0100005

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