High Power Laser and Particle Beams, Volume. 34, Issue 12, 125001(2022)
Effect of different nitrogen ion implantation parameters on surface charge accumulation and dissipation characteristics of polytetrafluoroethene
Figures & Tables(11)
Fig. 1. Full spectrum of XPS on PTFE surface under different treatment conditions
Fig. 2. XPS C spectra of PTFE surface under different pulse voltage and nitrogen flow
Fig. 3. XPS C spectra of PTFE surface treated with different RF source power and pulse voltage widths
Fig. 4. XPS N spectra of PTFE surface under different treatment conditions
Fig. 5. Surface morphology of PTFE under different nitrogen flow treatments
Fig. 6. Effect of different treatment conditions on the surface resistivity of PTFE samples
Fig. 7. Attenuation characteristics of central potential on PTFE surface under different treatment conditions
Fig. 8. Distribution characteristics of traps on PTFE surface under different treatment conditions
Table 1. Treatment conditions of experimental samples
View tableView in ArticleTable 1. Treatment conditions of experimental samples
No. voltage/kV pulse width/μs power/W processed time/h nitrogen flow/(cm3·min−1) 1～5 3 50 200 1 10～40 6～10 5 50 200 1 10～40 11～15 7 50 200 1 10～40 16～17 3 25,75 200 1 20 18～9 5 25,75 200 1 20 20 7 25 200 1 20 21～25 5 50 100 1 10～30 26～29 5 50 400 1 10～40
Table 2. Radicals and proportion of C elements in PTFE sample surface before and after ion implantation
View tableView in ArticleTable 2. Radicals and proportion of C elements in PTFE sample surface before and after ion implantation
sample number processing parameters proportion of C element/% CF3 CF2 CF C=O C−O CF3 1 3 kV-50 μs, 10 cm3/min, 200 W, 1 h 0.00 44.02 1.29 8.62 7.44 37.45 2 3 kV-50 μs, 20 cm3/min, 200 W, 1 h 1.36 25.90 1.05 11.65 14.17 42.38 3 3 kV-50 μs, 40 cm3/min, 200 W, 1 h 5.31 61.34 1.50 2.51 3.48 23.41 4 5 kV-50 μs, 10 cm3/min, 200 W, 1 h 0.85 26.14 0.40 8.09 9.00 53.73 5 5 kV-50 μs, 20 cm3/min, 200 W, 1 h 0.33 43.08 0.44 9.72 8.27 37.78 6 5 kV-50 μs, 40 cm3/min, 200 W, 1 h 1.32 23.05 0.13 8.81 9.06 62.07 7 7 kV-50 μs, 40 cm3/min, 200 W, 1 h 2.19 67.94 3.44 2.79 7.46 21.13 8 7 kV-50 μs, 20 cm3/min, 200 W, 1 h 1.61 63.03 2.68 4.75 5.01 21.69 9 7 kV-50 μs, 10 cm3/min3, 100 W, 1 h 2.17 57.36 5.34 7.60 6.55 25.69 10 3 kV-25 μs, 20 cm3/min, 100 W, 1 h 1.03 41.13 1.80 11.19 8.81 37.74 11 3 kV-50 μs, 20 cm3/min, 100 W, 1 h 2.10 59.95 1.94 9.26 8.62 16.33 12 5 kV-50 μs, 10 cm3/min, 100 W, 1 h 1.08 19.59 2.01 5.76 10.72 64.25 13 5 kV-50 μs, 20 cm3/min3, 100 W, 1 h 0 20.68 0.14 9.87 5.86 61.92 14 5 kV-50 μs, 40 cm3/min3, 100 W, 1 h 0.00 10.84 1.18 4.78 10.12 72.34 15 5 kV-50 μs, 10 cm3/min3, 400 W, 1 h 3.34 66.43 3.01 5.65 4.98 9.53 16 5 kV-50 μs, 20 cm3/min3, 400 W, 1 h 3.69 50.59 3.67 10.84 10.70 17.97 17 5 kV-50 μs, 40 cm3/min, 400 W, 1 h 4.97 61.31 2.32 7.93 3.93 19.92
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Youhui He, Hongbin Chen, Fei Li, Falun Song. Effect of different nitrogen ion implantation parameters on surface charge accumulation and dissipation characteristics of polytetrafluoroethene[J]. High Power Laser and Particle Beams, 2022, 34(12): 125001
Paper Information
Category: Pulsed Power Technology
Received: Aug. 1, 2022
Accepted: --
Published Online: Nov. 10, 2022
The Author Email: Song Falun (songfalun@caep.cn)
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