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Chinese Journal of Lasers, Volume. 52, Issue 18, 1803006(2025)

Research Progress and Countermeasure on Structural‐Functional Correlation and Damage of DKDP Crystal (Invited)

Tingting Sui1, Xin Ju1、*, Baoan Liu2, Mingxia Xu2, and Xun Sun2
Author Affiliations
  • 1Department of Physics, School of Mathematics and Physics, University of Science and Technology Beijing, Beijing 100083, China
  • 2State Key Laboratory of Crystal Materials, Shandong University, Jinan 250100, Shandong , China
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    AbstractGet PDF(in Chinese)
    Figures&Tables (6)
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    Figures & Tables(6)
    FOA of NIF [9]

    Fig. 1. FOA of NIF [9]

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    Shape and structure of DKDP crystal. (a) Ideal shape[15]; (b) structural model

    Fig. 2. Shape and structure of DKDP crystal. (a) Ideal shape[15]; (b) structural model

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    Unit cell parameters versus deuterium content of DKDP crystal [17]

    Fig. 3. Unit cell parameters versus deuterium content of DKDP crystal [17]

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    Results of all-atom path integral molecular dynamics simulations[19]. (a) Classification diagram of KDP/DKDP; (b) distributions of angles and O-H distances in ferroelectric phase and antiferroelectric phase; (c) relationship between proportions of KDP/DKDP units and temperature; (d) radial distribution of Takagi defects in KDP at 50 K

    Fig. 4. Results of all-atom path integral molecular dynamics simulations[19]. (a) Classification diagram of KDP/DKDP; (b) distributions of angles and O-H distances in ferroelectric phase and antiferroelectric phase; (c) relationship between proportions of KDP/DKDP units and temperature; (d) radial distribution of Takagi defects in KDP at 50 K

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    Schematic diagrams of long-seed crystal cone zone-limiting growth method[21]. (a) Crystal carrier; (b) schematic of cutting tri-frequency element; (c) obtained DKDP crystal

    Fig. 5. Schematic diagrams of long-seed crystal cone zone-limiting growth method[21]. (a) Crystal carrier; (b) schematic of cutting tri-frequency element; (c) obtained DKDP crystal

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    • Table 1. Bond-lengths of O—O and P—O of DKDP crystals with different deuterium contents (mass fractions)[15,18]

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      Table 1. Bond-lengths of O—O and P—O of DKDP crystals with different deuterium contents (mass fractions)[15,18]

      Deuterium mass fraction /%029.145.155.173.883.993.899.1
      a /Å7.45127.45807.45777.45977.46077.46257.46387.4664
      c /Å6.97206.97226.97226.97256.97256.97306.97386.9742
      O—O bond length /Å2.50882.51132.51452.51512.52882.53422.53932.5417
      P—O bond length /Å1.57331.55871.56931.54641.54211.55181.54371.5490
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    Tingting Sui, Xin Ju, Baoan Liu, Mingxia Xu, Xun Sun. Research Progress and Countermeasure on Structural‐Functional Correlation and Damage of DKDP Crystal (Invited)[J]. Chinese Journal of Lasers, 2025, 52(18): 1803006

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    Paper Information

    Category: Materials

    Received: Jun. 16, 2025

    Accepted: Jul. 14, 2025

    Published Online: Sep. 13, 2025

    The Author Email: Xin Ju (jux@ustb.edu.cn)

    DOI:10.3788/CJL250954

    CSTR:32183.14.CJL250954

    Topics

    laser devices and laser physics
    Lasers and Laser Optics
    Laser physics
    laser manufacturing
    Instrumentation, Measurement and Metrology