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Conferences > CLEO_AT > 2022 > JW3A > JW3A.28

Modeling the frequency response of vertical and lateral Ge-on-Si waveguide photodetectors: Is 3D simulation unavoidable?

Matteo Giovanni Carmelo Alasio, Marco Vallone, Alberto Tibaldi, Francesco Bertazzi, Soha Namnabat, Donald Adams, Prakash Gothoskar, Fabrizio Forghieri, Gianlorenzo Masini, Giovanni Ghione, and Michele Goano

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Abstract

Using a 3D multiphysics model as a reference, we investigate the achievements and limitations of a simpler 2D drift-diffusion model to reproduce and optimize the electrooptical frequency response of vertical and lateral Ge-on-Si waveguide photodetectors.

© 2022 The Author(s)

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