Ziming Wang, Kang Su, Bo Feng, Tianhua Zhang, Weiqing Huang, Weicheng Cai, Wei Xiao, Hongfei Liu, Jianjun Liu. Coupling length variation and multi-wavelength demultiplexing in photonic crystal waveguides[J]. Chinese Optics Letters, 2018, 16(1): 011301
- Chinese Optics Letters
- Vol. 16, Issue 1, 011301 (2018)
Fig. 1. (a) Schematic layout of two parallel PhC coupling waveguides, and (b) a dispersion curve diagram for the PhC coupling waveguides.
Fig. 2. (Color online) Material/structure parameter dependence on the coupling length: (a) n L c r L c
Fig. 3. Dispersion curves diagram for the PhC waveguides with different material/structure parameters: (a) n = 2.7 r = 0.12 μ m n = 3.1 r = 0.12 μ m r = 0.105 μ m n = 2.95 r = 0.125 μ m n = 2.95
Fig. 4. (a) Schematic of the PhC 1.31/1.55 μm WDM, (b) the output power ratios, and (c) the steady-state field evolution patterns for light waves with different λ
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Table 1. Some Previous PhC 1.31/1.55 μm WDMs
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