Journal of Infrared and Millimeter Waves, Volume. 44, Issue 1, 79(2025)

The effect of doping on the optical and physicochemical properties of YbF3 and its application in infrared coatings

Qiu-Jing MA1...2, Wei-Bo DUAN1,3,*, Tian-Yan YU1,**, Da-Qi LI1, De-Ming YU1, Bao-Jian LIU1, Qiu-Hui ZHUANG3 and Ding-Quan LIU1 |Show fewer author(s)
Author Affiliations
  • 1Shanghai Key Laboratory of Optical Coatings and Spectral Modulation,Shanghai Institute of Technical Physics,Chinese Academy of Sciences,Shanghai 200083,China
  • 2University of Chinese Academy of Sciences,Beijing 100049,China
  • 3College of Mechanical Engineering,Chongqing University of Technology,Chongqing 400054,China
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    Figures & Tables(16)
    Images of optical constant fitting of germanium substrate: (a) The coincidence between the transmittance curve and the fitting result; (b) Fitting results of optical constants of germanium substrate
    Thin film transmission spectrum measurement results: (a) No.1-5 sample; (b) No.6-10 sample
    SEM images of cross-section of YbF3 film
    Comparison of transmission spectra of sample No.4 and sample No.8
    The coincidence between the measured results and the fitting results of the transmittance curve of No.1-10 thin film samples
    Fitting results of refractive index of samples No.1-10: (a) electron beam heating evaporation; (b) resistance heating evaporation
    Comparison of n values of samples No.2 and No.7
    Fitting results of extinction coefficient of samples No.1-10:(a) electron beam heating evaporation;(b) resistance heating evaporation
    Comparison of k values between sample No.3 and sample No.7
    Stress test results:(a) transverse stress;(b) longitudinal stress
    XRD diffraction spectrum:(a) 1-5 sample;(b) 6-10 sample
    AFM test results of sample No.1-10
    Film transmittance curve:(a) theoretical value;(b) measured value
    • Table 1. Sample number

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      Table 1. Sample number

      Preparation methodElectron beam heating evaporationResistance heating evaporation
      Doping ratio of CaF2/%00.514800.5148
      Number12345678910
    • Table 2. Comparison of properties of No.1-5 samples

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      Table 2. Comparison of properties of No.1-5 samples

      Number12345
      Doping ratio of CaF2 /%00.5148
      Spectrum12453
      n35412
      k24513
      Stress54312
      Morphology12354
      Overall performance1217191314
    • Table 3. Test results of thin film samples

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      Table 3. Test results of thin film samples

      试验项目实验方式结果
      表面质量用反射光进行肉眼检验,薄膜表面不应有剥落、色斑、起皮、污点、色条、浑浊、气泡、划痕、破损点等疵病通过
      浸泡试验在温度为(45±2°C)纯净水中浸泡 8 小时,观察膜层无脱落通过
      耐清洗试验将样品表面灰尘清理干净,然后放入无水乙醇中浸泡15分钟,取出后用脱脂纱布轻轻擦拭膜层表面。擦拭过后膜层表面质量应符合表面质量实验的要求通过
      附着力试验使用标准聚酯胶带,将其胶侧紧紧地粘贴在薄膜表面上,排出气泡且无间隙,快速将胶带一段垂直拉起,膜层应不脱落通过
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    Qiu-Jing MA, Wei-Bo DUAN, Tian-Yan YU, Da-Qi LI, De-Ming YU, Bao-Jian LIU, Qiu-Hui ZHUANG, Ding-Quan LIU. The effect of doping on the optical and physicochemical properties of YbF3 and its application in infrared coatings[J]. Journal of Infrared and Millimeter Waves, 2025, 44(1): 79

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    Paper Information

    Category: Infrared Optoelectronic System and Application Technology

    Received: Dec. 19, 2023

    Accepted: --

    Published Online: Mar. 5, 2025

    The Author Email: DUAN Wei-Bo (duanweibo@mail.sitp.ac.cn), YU Tian-Yan (tyan_yu@mail.sitp.ac.cn)

    DOI:10.11972/j.issn.1001-9014.2025.01.011

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