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Conferences > CLEO_FS > 2023 > FW3C > FW3C.5

Accelerated Adjoint Shape Optimization via Automatic Differentiation

Sean Hooten, Thomas Van Vaerenbergh, Marco Fiorentino, and Ray Beausoleil

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Abstract

We use automatic differentiation to enhance shape optimization approaches to photonic inverse design, resulting in over two orders-of-magnitude improvement in the gradient calculation time of our grating coupler proof-of-concept.

© 2023 The Author(s)

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