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Acta Optica Sinica, Volume. 37, Issue 12, 1214001(2017)

Thermal Stress of Mechanically Mounted KDP Crystals

Ruifeng Su, Zhan Huang*, Mingzhi Zhu, Baoxu Wang, and Wenkai Wu
Author Affiliations
  • Institute of Systems Engineering, China Academy of Engineering Physics, Mianyang, Sichuan 621900, China
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    Figures&Tables (8)
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    References (28)
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    Figures & Tables(8)
    Schematic of mounting set of KDP crystal

    Fig. 1. Schematic of mounting set of KDP crystal

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    Finite element model of mounting set of KDP crystal

    Fig. 2. Finite element model of mounting set of KDP crystal

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    Overall temperature distribution within KDP crystal after heat absorption

    Fig. 3. Overall temperature distribution within KDP crystal after heat absorption

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    Thermal stress distribution within KDP crystal

    Fig. 4. Thermal stress distribution within KDP crystal

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    RMS value of thermal stress versus preforce

    Fig. 5. RMS value of thermal stress versus preforce

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    RMS value of thermal stress versus friction coefficient

    Fig. 6. RMS value of thermal stress versus friction coefficient

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    RMS value of thermal stress versus elastic modulus

    Fig. 7. RMS value of thermal stress versus elastic modulus

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    • Table 1. Materials and properties of components in mounting set of KDP crystal

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      Table 1. Materials and properties of components in mounting set of KDP crystal

      ComponentMaterialThermal conductivity /(W·m-1·K-1)Specific heat /(J·kg-1·K-1)Thermal expansion coefficient /(10-6 K-1)Density /(103 kg·m-3)Elastic modulus /MPaPoisson ratio
      KDP crystalKDP1.21(∥c)981.242.1(∥c)2.34--
      1.34(⊥c)26.4(⊥c)
      FrameSteel60450137.82×1050.3
      BlockSteel60450137.82×1050.3
      TapSteel60450137.82×1050.3
      StapleTeflon0.2561.05102.25000.4
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    Ruifeng Su, Zhan Huang, Mingzhi Zhu, Baoxu Wang, Wenkai Wu. Thermal Stress of Mechanically Mounted KDP Crystals[J]. Acta Optica Sinica, 2017, 37(12): 1214001

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    Paper Information

    Category: Lasers and Laser Optics

    Received: Jun. 29, 2017

    Accepted: --

    Published Online: Sep. 6, 2018

    The Author Email: Huang Zhan (hzcaep@163.com)

    DOI:10.3788/AOS201737.1214001

    Topics

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