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Dual-band polarization beam splitter based on cascaded multimode anti-symmetric apodized Bragg gratings

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Abstract

We design and demonstrate a dual-band polarization beam splitter with insertion losses of 0.5/1.2dB and 3.1/1.1dB for TE/TM-polarizations at 1550 and 2000nm, respectively. The measured bandwidths for extinction ratio >20dB are ~115/100nm for 1.55/2μm waveband.

© 2024 The Author(s)

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