• High Power Laser and Particle Beams
  • Vol. 35, Issue 10, 106002 (2023)
Jiebing Yu1、2、3, Biao Tan1、2、*, Ling Kang1、2, Lei Liu1、2, Pengcheng Wang1、2, Xudong Weng4, Jiaxin Chen1、2, Xiaojun Nie1、2, Guangyuan Wang1、2, Ming Wang1、2, Changjun Ning1、2, Renhong Liu1、2, Junsong Zhang1、2, and Yongji Yu1、2
Author Affiliations
  • 1Institute of High Energy Physics, Chinese Academy of Sciences, Beijing 100049, China
  • 2Spallation Neutron Source Science Center, Dongguan 523803, China
  • 3University of Chinese Academy of Sciences, Beijing 100049, China
  • 4Hefei Keye Electrical Physical Equipment Manufacturing Co., Ltd, Hefei 230031, China
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    DOI: 10.11884/HPLPB202335.230129 Cite this Article
    Jiebing Yu, Biao Tan, Ling Kang, Lei Liu, Pengcheng Wang, Xudong Weng, Jiaxin Chen, Xiaojun Nie, Guangyuan Wang, Ming Wang, Changjun Ning, Renhong Liu, Junsong Zhang, Yongji Yu. Application of oxygen-free copper surface treatment in beam collimator[J]. High Power Laser and Particle Beams, 2023, 35(10): 106002 Copy Citation Text show less
    Oxygen-free copper samples
    Fig. 1. Oxygen-free copper samples
    Emissivity of three oxygen-free copper samples at different temperatures
    Fig. 2. Emissivity of three oxygen-free copper samples at different temperatures
    Test of the outgassing rate of blackened oxygen-free copper sample
    Fig. 3. Test of the outgassing rate of blackened oxygen-free copper sample
    Outgassing rate of the three oxygen-free copper samples
    Fig. 4. Outgassing rate of the three oxygen-free copper samples
    Temperature distribution of the collimator absorber with different surface treatment
    Fig. 5. Temperature distribution of the collimator absorber with different surface treatment
    Distribution of the ion pumps and cold cathode gauges in R1 section
    Fig. 6. Distribution of the ion pumps and cold cathode gauges in R1 section
    Distribution of pressure in half of the R1 section with different conditions
    Fig. 7. Distribution of pressure in half of the R1 section with different conditions
    Jiebing Yu, Biao Tan, Ling Kang, Lei Liu, Pengcheng Wang, Xudong Weng, Jiaxin Chen, Xiaojun Nie, Guangyuan Wang, Ming Wang, Changjun Ning, Renhong Liu, Junsong Zhang, Yongji Yu. Application of oxygen-free copper surface treatment in beam collimator[J]. High Power Laser and Particle Beams, 2023, 35(10): 106002
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