High-efficiency coupling between externa
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Chang, Chun Wen (author);Cheng, Szu Cheng (author);Hsieh, Wen Feng (author)
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Article
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2004
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Elsevier Science
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English
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Longitudinally shifting waveguide junctions can achieve high efficiency light coupling from external silica waveguides into photonic crystal waveguides (PCWs) without requiring taper PCW structures in the waveguide junctions. Due to the periodic field distribution of PCWs along the propagation direc