Original Articles |
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Phase Effect on Guided Resonance in Photonic Crystal Slabs |
LIU Ken |
Research Center of Photonic Crystals, College of Optoelectronic Engineering, National University of Defense Technology, Changsha 410073 |
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Cite this article: |
LIU Ken 2005 Chin. Phys. Lett. 22 2294-2297 |
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Abstract Phase effect on the guided resonances in photonic crystal slabs is analysed. We present an analysis in the case of a mirror symmetric system and an asymmetric system irradiated from both sides, as well as the more realistic and interesting case of a system bounded from one side by a perfect mirror. Gain is incorporated in the system, mainly to exemplify the results. Finally we find that phase effects persist in the asymmetric system resulting in a periodic response for the reflectivity versus the distance from the mirror, which is the main parameter controlling the phase relationship between the two incident waves.
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Keywords:
42.70.Qs
78.20.Bh
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Published: 01 September 2005
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PACS: |
42.70.Qs
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(Photonic bandgap materials)
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78.20.Bh
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(Theory, models, and numerical simulation)
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