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Serpentine optical phased array silicon photonic aperture tile with two-dimensional wavelength beam steering

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Abstract

We propose and demonstrate a passive microphotonic phased-array aperture that wavelength-steers a beam in 2-D, showing 14,000 resolvable spots. It is tileable into larger apertures with fill factor above 50%, an improvement of 16x over previous work.

© 2019 The Author(s)

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