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    Article

    Dispersionless and slow unidirectional air waveguide

    Unidirectional waveguides and slow light waveguides both play the key roles in the modern communication system. The unidirectional waveguides do not support slow light. The traditional slow light waveguides ar...

    Yun-tuan Fang, Zhen Chen in Photonic Network Communications (2018)

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    Article

    Exception point induced flat-band and waveguide laser

    In order to study the exceptional point (EP) properties in the photonic crystal waveguide, we construct the two-dimensional photonic crystal waveguide with the parity–time symmetry configuration. With the calc...

    **ao-xue Li, Er-pan Fan, Zhang-xin Wang, Yun-Tuan Fang in Optical and Quantum Electronics (2020)