Output beam engineering with 2-step ridge etching
Presented in: SPIE OPTO 2023 Authors: Riina Ulkuniemi, Ville Vilokkinen, Petri Melanen, Petteri Uusimaa
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etching
High-efficiency vertically-emitting chipsets for 3D and proximity sensing
Published in: SPIE LASE 2021 Authors: K. Nechay, R. Ulkuniemi, A. Filipchuk, T. Hartikainen, V. Kaivosoja, R. Hietikko, J. Nikkinen, J. Sillanpaa, P. Melanen, V. Vilokkinen, S. Talmila, P. Uusimaa
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