Low propagation loss silicon-on-sapphire waveguides for the mid-infrared

We report record low loss silicon-on-sapphire nanowires for applications to mid infrared optics. We achieve propagation losses as low as 0.8 dB/cm at λ = 1550 nm, ~1.1 to 1.4 dB/cm at λ = 2080 nm and < 2dB/cm at λ = 5.18 μm.

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Bibliographische Detailangaben
Veröffentlicht in:	Optics express 2011-08, Vol.19 (16), p.15212-15220
Hauptverfasser:	Li, Fangxin, Jackson, Stuart D, Grillet, Christian, Magi, Eric, Hudson, Darren, Madden, Steven J, Moghe, Yashodhan, O'Brien, Christopher, Read, Andrew, Duvall, Steven G, Atanackovic, Peter, Eggleton, Benjamin J, Moss, David J
Format:	Artikel
Sprache:	eng
Schlagworte:	Aluminum Oxide - chemistry Crystallization Equipment Design Microscopy, Electron, Scanning - methods Nanowires - chemistry Optics and Photonics Photons Refractometry - methods Silicon - chemistry Spectrophotometry - methods Spectrophotometry, Infrared - methods
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Beschreibung
Zusammenfassung:	We report record low loss silicon-on-sapphire nanowires for applications to mid infrared optics. We achieve propagation losses as low as 0.8 dB/cm at λ = 1550 nm, ~1.1 to 1.4 dB/cm at λ = 2080 nm and < 2dB/cm at λ = 5.18 μm.
ISSN:	1094-4087 1094-4087
DOI:	10.1364/oe.19.015212