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Conferences > CLEO_SI > 2023 > STh1H > STh1H.3

Enhancing Thermo-Optic Tuning in Low-Loss Silicon Nitride Photonic Integrated Circuits

Marcel W. Pruessner, Nathan F. Tyndall, and Todd H. Stievater

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Abstract

We modify a recently developed low-loss silicon nitride foundry platform using high-thermooptic-coefficient cladding materials. The large cladding modal overlap enables a measured five-fold improvement in the thermo-optic tuning efficiency.

© 2023 The Author(s)

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