Analysis of Mode Characteristics of Hybrid Dielectric Nano-Parallel Wires Based Waveguide Coated with Graphene

Ning Li; Wenrui Xue; Huiying Dong; Huihui Li; Changyong Li

doi:10.3788/AOS202242.1324001

Journals >Acta Optica Sinica >Volume 42 >Issue 13 >Page 1324001 > Article

Acta Optica Sinica
Vol. 42, Issue 13, 1324001 (2022)

Analysis of Mode Characteristics of Hybrid Dielectric Nano-Parallel Wires Based Waveguide Coated with Graphene

Ning Li¹, Wenrui Xue^1、*, Huiying Dong¹, Huihui Li¹, and Changyong Li^1、2、3

Author Affiliations

¹School of Physics and Electronic Engineering, Shanxi University, Taiyuan 030006, Shanxi , China

²State Key Laboratory of Quantum Optics and Quantum Optics Devices, Institute of Laser-Spectroscopy, Shanxi University, Taiyuan 030006, Shanxi , China

³Collaborative Innovation Center of Extreme Optics, College of Physics and Electronic Engineering, Shanxi University, Taiyuan 030006, Shanxi , China

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DOI: 10.3788/AOS202242.1324001 Cite this Article Set citation alerts

Ning Li, Wenrui Xue, Huiying Dong, Huihui Li, Changyong Li. Analysis of Mode Characteristics of Hybrid Dielectric Nano-Parallel Wires Based Waveguide Coated with Graphene[J]. Acta Optica Sinica, 2022, 42(13): 1324001 Copy Citation Text

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Fig. 1. Schematic diagram of cross-section of hybrid dielectric nanowire waveguide coated with graphene

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Synthesis, electric field z component, and electric field intensity distributions of five lowest-order modes. (a)-(e) Synthesis of five lowest-order modes; (f)-(j) electric field z component; (k)-(o) electric field intensity distributions

Fig. 2. Synthesis, electric field z component, and electric field intensity distributions of five lowest-order modes. (a)-(e) Synthesis of five lowest-order modes; (f)-(j) electric field z component; (k)-(o) electric field intensity distributions

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$Rart part of effective refractive index Re(neff), propagation length, and figure of merit FOM of five lowest-order modes varying with operating wavelength λ, and electric field intensity distributions at wavelengths of 6.2, 7.0, and 7.8 μm. (a) Real part of effective refractive index Re(neff); (b) propagation length; (c) figure of merit FOM; electric field intensity distributions at wavelengths of (d) 6.2 μm, (e) 7.0 μm, and (f) 7.8 μm$

Fig. 3. Rart part of effective refractive index

R e (n_{e f f})

, propagation length, and figure of merit FOM of five lowest-order modes varying with operating wavelength

λ

, and electric field intensity distributions at wavelengths of 6.2, 7.0, and 7.8 μm. (a) Real part of effective refractive index

R e (n_{e f f})

; (b) propagation length; (c) figure of merit FOM; electric field intensity distributions at wavelengths of (d)

6.2 μ m

, (e)

7.0 μ m

, and (f)

7.8 μ m

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$Real part of effective refractive index Re(neff), propagation length Lprop,and figure of merit FOM of five lowest-order modes varying with Fermi energy Ef, and electric field intensity distributions at Fermi energies Ef of 0.42, 0.50, and 0.58 eV. (a) Real part of effective refractive index Re(neff); (b) propagation length Lprop; (c) figure of merit FOM; electric field intensity distributions at Fermi energies Ef of (d) 0.42 eV, (e) 0.50 eV and (f) 0.58 eV$

Fig. 4. Real part of effective refractive index

R e (n_{e f f})

, propagation length

L_{p r o p}

,and figure of merit FOM of five lowest-order modes varying with Fermi energy

E_{f}

, and electric field intensity distributions at Fermi energies

E_{f}

of 0.42, 0.50, and 0.58 eV. (a) Real part of effective refractive index

R e (n_{e f f})

; (b) propagation length

L_{p r o p}

; (c) figure of merit FOM; electric field intensity distributions at Fermi energies

E_{f}

of (d)

0.42 e V

, (e)

0.50 e V

and (f)

0.58 e V

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$Real part of effective refractive index Re(neff), propagation length Lprop, and figure of merit FOM of five lowest-order modes varying with radius ρ0, and electric field intensity distributions at radii ρ0 of 84,100,116 nm. (a) Real part of effective refractive index Re(neff); (b) propagation length Lprop; (c) figure of merit FOM; electric field intensity distributions at radii ρ0 of (d) 84 nm, (e) 100 nm, and (f) 116 nm$

Fig. 5. Real part of effective refractive index

R e (n_{e f f})

, propagation length

L_{p r o p}

, and figure of merit FOM of five lowest-order modes varying with radius

ρ

₀, and electric field intensity distributions at radii

ρ

₀ of

84,

100,

116 n m

. (a) Real part of effective refractive index

R e (n_{e f f})

; (b) propagation length

L_{p r o p}

; (c) figure of merit FOM; electric field intensity distributions at radii

ρ

₀ of (d)

84 n m

, (e)

100 n m

, and (f)

116 n m

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$Real part of effective refractive index Re(neff), propagation length Lprop,and figure of merit FOM of five lowest-order modes varying with elliptic nanowire semi-major axis a,and electric field intensity distributions at elliptic nanowire semi-major axis of 74,82, and 90 nm. (a) Real part of effective refractive index Re(neff); (b) propagation length Lprop; (c) figure of merit FOM; electric field intensity distributions at elliptic nanowire semi-major axis a of (d) 74 nm, (e) 82 nm, and (f) 90 nm$

Fig. 6. Real part of effective refractive index

R e (n_{e f f})

, propagation length

L_{p r o p}

,and figure of merit FOM of five lowest-order modes varying with elliptic nanowire semi-major axis a,and electric field intensity distributions at elliptic nanowire semi-major axis of

74,

82,

and

90 n m

. (a) Real part of effective refractive index

R e (n_{e f f})

; (b) propagation length

L_{p r o p}

; (c) figure of merit FOM; electric field intensity distributions at elliptic nanowire semi-major axis a of (d)

74 n m

, (e)

82 n m

, and (f)

90 n m

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$Real part of effective refractive index Re(neff), propagation length Lprop,and figure of merit FOM of five lowest-order modes varying with elliptical nanowire semi-minor axis b, and electric field intensity distributions at semi-minor axis b of 62, 70, and 78 nm. (a) Real part of effective refractive index Re(neff); (b) propagation length Lprop; (c) figure of merit FOM; electric field intensity distributions at semi-minor axis b of (d) 62 nm, (e) 70 nm, and (f) 78 nm$

Fig. 7. Real part of effective refractive index

R e (n_{e f f})

, propagation length

L_{p r o p}

,and figure of merit FOM of five lowest-order modes varying with elliptical nanowire semi-minor axis b, and electric field intensity distributions at semi-minor axis

b

62,

70, and

78 n m

. (a) Real part of effective refractive index

R e (n_{e f f})

; (b) propagation length

L_{p r o p}

; (c) figure of merit FOM; electric field intensity distributions at semi-minor axis

b

of (d) 62 nm, (e) 70 nm, and (f) 78 nm

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$Real part of effective refractive index Re(neff), propagation length Lprop,and figure of merit FOM of five lowest-order modes varying with distance c, and electric field intensity distributions at distances c of 210, 230, and 250 nm. (a) Real part of effective refractive index Re(neff); (b) propagation length Lprop; (c) figure of merit FOM; electric field intensity distributions at distances c of (d) 210 nm, (e) 230 nm, and (f) 250 nm$

Fig. 8. Real part of effective refractive index

R e (n_{e f f})

, propagation length

L_{p r o p}

,and figure of merit FOM of five lowest-order modes varying with distance

c

, and electric field intensity distributions at distances

c

of 210, 230, and 250 nm. (a) Real part of effective refractive index

R e (n_{e f f})

; (b) propagation length

L_{p r o p}

; (c) figure of merit FOM; electric field intensity distributions at distances

c

of (d)

210 n m

, (e)

230 n m

, and (f)

250 n m

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$Real part of effective refractive index Re(neff), propagation length Lprop,and figure of merit FOM of five lowest-order modes varying with height h, and electric field intensity distributions at heights h of 0, 40, and 80 nm. (a) Real part of effective refractive index Re(neff); (b) propagation length Lprop; (c) figure of merit FOM; electric field intensity distributions at heights h of (d) 0 nm, (e) 40 nm, and (f) 80 nm$

Fig. 9. Real part of effective refractive index

R e (n_{e f f})

, propagation length

L_{p r o p}

,and figure of merit FOM of five lowest-order modes varying with height h, and electric field intensity distributions at heights

h

of 0, 40, and 80 nm. (a) Real part of effective refractive index

R e (n_{e f f})

; (b) propagation length

L_{p r o p}

; (c) figure of merit FOM; electric field intensity distributions at heights

h

of (d)

0 n m

, (e)

40 n m

, and (f)

80 n m

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$Comparison of real part of effective refractive index Re(neff), propagation length Lprop,and figure of merit FOM of mode 1 supported by struct1 and struct2 varying with operating wavelength λ, and electric field intensity distributions of mode 1 supported by struct1 and struct2 at wavelength of 7.8 μm. (a) Real part of effective refractive index Re(neff); (b) propagation length Lprop; (c) figure of merit FOM; electric field intensity distributions of mode 1 supported by (d) struct1 and (e) struct2 at wavelength of 7.8 μm$

Fig. 10. Comparison of real part of effective refractive index

R e (n_{e f f})

, propagation length

L_{p r o p}

,and figure of merit

F O M

of mode 1 supported by struct1 and struct2 varying with operating wavelength λ, and electric field intensity distributions of mode 1 supported by struct1 and struct2 at wavelength of

7.8 μ m

. (a) Real part of effective refractive index

R e (n_{e f f})

; (b) propagation length

L_{p r o p}

; (c) figure of merit

F O M

; electric field intensity distributions of mode 1 supported by (d) struct1 and (e) struct2 at wavelength of

7.8 μ m

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$Comparison of real part of effective refractive index Re(neff),propagation lengthLprop,and figure of merit FOM of mode 1 supported by struct1 and struct2 varying with Fermi energy Ef, and electric field intensity distributions of mode 1 supported by struct1 and struct2 at Fermi energy of 0.58 eV. (a) Real part of effective refractive index Re(neff); (b) propagation length Lprop; (c) figure of merit FOM; electric field intensity distributions of mode 1 supported by (d) struct1 and (e) struct2 at Fermi energy of 0.58 eV$

Fig. 11. Comparison of real part of effective refractive index

R e (n_{e f f})

,propagation length

L_{p r o p}

,and figure of merit FOM of mode 1 supported by struct1 and struct2 varying with Fermi energy E_f, and electric field intensity distributions of mode 1 supported by struct1 and struct2 at Fermi energy of