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arxiv: 1705.10038 · v1 · pith:Z6GPBS24new · submitted 2017-05-29 · ⚛️ physics.app-ph · physics.optics

High quality waveguides for the mid-infrared wavelength range in a silicon-on-sapphire platform

Fangxin Li , Stuart D. Jackson , Christian Grillet , Eric Magi , Darren Hudson , Steven J. Madden , Yashodhan Moghe , Christopher OBrien
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Andrew Read Steven G. Duvall Peter Atanackovic Benjamin J. Eggleton David J. Moss
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classification ⚛️ physics.app-ph physics.optics
keywords silicon-on-sapphireachieveapplicationshighinfraredlosslossesmicrons
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We report record low loss silicon-on-sapphire nanowires for applications to mid infrared optics. We achieve propagation losses as low as 0.8dB/cm at 1550nm, 1.1 to 1.4dB/cm at 2080nm and < 2dB/cm at = 5.18 microns.

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