Research Article

Fivefold Symmetric Photonic Quasi-Crystal Fiber for Dispersion Compensation from S- to L-Band and Optimized at 1.55 μm

Figure 2

Mode confinement in PQF (a) inner-core mode, (b) combined inner and outer cladding mode, (c) outer cladding mode, and (d) variation of effective index with wavelength for DC-PQF, a curve with circle corresponds to fundamental core mode and square symbol curve represents outer cladding mode.
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(b)
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(d)