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Conferences > CLEO_AT > 2023 > AM2R > AM2R.5

Mid-Infrared Waveguides and Beamsplitters inside IG2 Inscribed by a Femtosecond Laser

Wendwesen Gebremichael, Derek Oliwa, Wei Hu, Christophe Dorrer, and Jie Qiao

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Abstract

We report the ultrafast laser inscription of waveguides inside the chalcogenide glass IG2 for mid-infrared operation. A 1×4 beamsplitter with excellent splitting-ratio uniformity is demonstrated at 4.55-µm.

© 2023 The Author(s)

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