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Laser & Optoelectronics Progress, Volume. 56, Issue 9, 091301(2019)

Numerical Calculation of Transmission Characteristics in Antipodal Overlapping Finline Loaded with Right- and Left-Handed Materials

Hai Sun* and Zhongming Han
Author Affiliations
  • School of Mathematics and Informational Sciences, Leshan Normal University, Leshan, Sichuan 614000, China
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    Figures & Tables(8)
    Schematic of cross-section of antipodal overlapping finline

    Fig. 1. Schematic of cross-section of antipodal overlapping finline

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    Dispersion characteristics of half-filled waveguide

    Fig. 2. Dispersion characteristics of half-filled waveguide

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    Normalized cutoff wavelength of dominant mode and single-mode bandwidth in antipodal overlapping finline loaded with right- and left-handed materials versus d/b when s/a=0.3 and c+s/2=a/2. (a) Normalized cutoff wavelength when l/a=0.01; (b) single-mode bandwidth when l/a=0.01; (c) normalized cutoff wavelength when l/a=0.05; (d) single-mode bandwidth when l/a=0.05; (e) normalized cutoff wavelength when l/a=0.10; (f) single-mode bandwidth when l/a=0.10

    Fig. 3. Normalized cutoff wavelength of dominant mode and single-mode bandwidth in antipodal overlapping finline loaded with right- and left-handed materials versus d/b when s/a=0.3 and c+s/2=a/2. (a) Normalized cutoff wavelength when l/a=0.01; (b) single-mode bandwidth when l/a=0.01; (c) normalized cutoff wavelength when l/a=0.05; (d) single-mode bandwidth when l/a=0.05; (e) normalized cutoff wavelength when l/a=0.10; (f) single-mode bandwidth when l/a=0.10

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    Normalized cutoff wavelength of dominant mode and single-mode bandwidth in antipodal overlapping finline loaded with right- and left-handed materials versus s/a when l/a=0.05 and d/b=0.5. (a) Normalized cutoff wavelength; (b) single-mode bandwidth

    Fig. 4. Normalized cutoff wavelength of dominant mode and single-mode bandwidth in antipodal overlapping finline loaded with right- and left-handed materials versus s/a when l/a=0.05 and d/b=0.5. (a) Normalized cutoff wavelength; (b) single-mode bandwidth

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    Field patterns of dominant mode in antipodal overlapping finline loaded with right- and left-handed materials when c/a=0.35, s/a=0.3, and d/b=1/2. (a) l/a=0.01, εr=10, μr=1; (b) l/a=0.01, εr=10, μr=10; (c) l/a=0.01, εr=-10, μr=-10; (d) l/a=0.05, εr=10, μr=1; (e) l/a=0.05, εr=10, μr=10; (f) l/a=0.05, εr=-10, μr=-10; (g) l/a=0.10, εr=10, μr=1; (h) l/a=0.10, εr=10, μr=10; (i) l/a=0.10, εr=-10, μr=-10

    Fig. 5. Field patterns of dominant mode in antipodal overlapping finline loaded with right- and left-handed materials when c/a=0.35, s/a=0.3, and d/b=1/2. (a) l/a=0.01, εr=10, μr=1; (b) l/a=0.01, εr=10, μr=10; (c) l/a=0.01, εr=-10, μr=-10; (d) l/a=0.05, εr=10, μr=1; (e) l/a=0.05, εr=10, μr=10; (f) l/a=0.05, εr=-10, μr=-10; (g) l/a=0.10, εr=10, μr=1; (h) l/a=0.10, εr=10, μr=10; (i) l/a=0.10, εr=-10, μr=-10

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    Field patterns of first higher-order mode in antipodal overlapping finline loaded with right- and left-handed materials when c/a=0.35, s/a=0.3, and d/b=1/2. (a) l/a=0.01, εr=10, μr=1; (b) l/a=0.01, εr=10, μr=10; (c) l/a=0.01, εr=-10, μr=-10; (d) l/a=0.05, εr=10, μr=1; (e) l/a=0.05, εr=10, μr=10; (f) l/a=0.05, εr=-10, μr=-10; (g) l/a=0.10, εr=10, μr=1; (h) l/a=0.10, εr=10, μr=10; (i) l/a=0.10, εr=-10, μr=-10

    Fig. 6. Field patterns of first higher-order mode in antipodal overlapping finline loaded with right- and left-handed materials when c/a=0.35, s/a=0.3, and d/b=1/2. (a) l/a=0.01, εr=10, μr=1; (b) l/a=0.01, εr=10, μr=10; (c) l/a=0.01, εr=-10, μr=-10; (d) l/a=0.05, εr=10, μr=1; (e) l/a=0.05, εr=10, μr=10; (f) l/a=0.05, εr=-10, μr=-10; (g) l/a=0.10, εr=10, μr=1; (h) l/a=0.10, εr=10, μr=10; (i) l/a=0.10, εr=-10, μr=-10

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    Dispersion characteristics of dominant mode inantipodal overlapping finline loaded with right- and left-handed materials (c/a=0.35, s/a=0.3, l/a=0.05, d/b=0.25)

    Fig. 7. Dispersion characteristics of dominant mode inantipodal overlapping finline loaded with right- and left-handed materials (c/a=0.35, s/a=0.3, l/a=0.05, d/b=0.25)

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    • Table 1. Computation results of cutoff wavelength in unilateral finline when b/a=0.5, d/b=0.25, and l/a=0.01

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      Table 1. Computation results of cutoff wavelength in unilateral finline when b/a=0.5, d/b=0.25, and l/a=0.01

      εrs /aProposed b /λcRef.[3]Ref.[5]
      b /λcRelative error /%b /λcRelative error /%
      2.221/40.15530.15450.50.15590.4
      1/80.16080.16140.40.16210.9
      1/160.16910.16920.10.16990.5
      3.01/40.13930.13900.20.14081.3
      1/80.14810.14750.40.14880.5
      1/160.15790.15790.10.15991.3
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    Hai Sun, Zhongming Han. Numerical Calculation of Transmission Characteristics in Antipodal Overlapping Finline Loaded with Right- and Left-Handed Materials[J]. Laser & Optoelectronics Progress, 2019, 56(9): 091301

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    Paper Information

    Category: Integrated Optics

    Received: Sep. 27, 2018

    Accepted: Nov. 23, 2018

    Published Online: Jul. 5, 2019

    The Author Email: Hai Sun (sunhai0804@126.com)

    DOI:10.3788/LOP56.091301

    Topics

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