Hybrid silicon photonics DBR laser based on flip-chip integration of GaSb amplifiers and µm-scale SOI waveguides N Zia, H Tuorila, J Viheriälä, SP Ojanen, E Koivusalo, J Hilska, M Guina
Optics Express 30 (14), 24995-25005, 2022
14 2022 Low loss GaInNAs/GaAs gain waveguides with U-bend geometry for single-facet coupling in hybrid photonic integration H Tuorila, J Viheriälä, M Cherchi, AT Aho, T Aalto, M Guina
Applied Physics Letters 113 (4), 2018
10 2018 Integrated multi-wavelength mid-IR light source for gas sensing P Karioja, T Alajoki, M Cherchi, J Ollila, M Harjanne, N Heinilehto, ...
Next-Generation Spectroscopic Technologies XI 10657, 60-68, 2018
6 2018 Widely tunable 2 µm hybrid laser using GaSb semiconductor optical amplifiers and a Si3 N4 photonics integrated reflector N Zia, SP Ojanen, J Viheriala, E Koivusalo, J Hilska, H Tuorila, M Guina
Optics Letters 48 (5), 1319-1322, 2023
4 2023 Widely Tunable (2.47–2.64 µm) Hybrid Laser Based on GaSb/GaInAsSb Quantum‐Wells and a Low‐Loss Si3 N4 Photonic Integrated Circuit SP Ojanen, J Viheriälä, N Zia, E Koivusalo, J Hilska, H Tuorila, M Guina
Laser & Photonics Reviews 17 (7), 2201028, 2023
2 2023 Precise length definition of active GaAs-based optoelectronic devices for low-loss silicon photonics integration H Tuorila, J Viheriälä, N Zia, M Cherchi, M Harjanne, R Isoaho, T Aalto, ...
Optics Letters 45 (4), 943-946, 2020
2 2020 µ-Transfer printing of GaSb-based gain elements for integrated external cavity lasers at 2 µm range H Tuorila, J Viheriälä, Y Arafat, E Koivusalo, J Hilska, FB Atar, F Gunning, ...
CLEO: Science and Innovations, STu4P. 7, 2023
1 2023 Characteristics of transfer printable GaSb laser diodes and gain devices for 2 to 3 µm integrated photonics J Viheriälä, H Tuorila, H Piirilä, E Koivusalo, J Hilska, M Guina, Y Arafat, ...
Integrated Optics: Devices, Materials, and Technologies XXVII, 2023
1 2023 1.3 µm U-bend traveling wave SOA devices for high efficiency coupling to silicon photonics J Viheriälä, H Tuorila, N Zia, M Cherchi, T Aalto, M Guina
Silicon Photonics XIV 10923, 25-30, 2019
1 2019 Building blocks for mid-IR programmable light source based on GaSb-based amplified spontaneous emission sources and µm-scale Silicon-on-Insulator waveguide photonics J Viheriälä, M Cherchi, H Tuorila, N Zia, E Koivusalo, SP Ojanen, ...
European Conference on Integrated Optics, 7-9, 2019
1 2019 Use of microcutting for high throughput electrode patterning on a flexible substrate M Janka, S Tuukkanen, H Tuorila, J Viheriälä, M Honkanen, N Stingelin, ...
Journal of Micromechanics and Microengineering 24 (1), 015015, 2013
1 2013 High performance hybrid integrated 2-3 µm wavelength lasers for gas-and bio-sensing J Viheriälä, SP Ojanen, N Zia, H Tuorila, A Quashef, J Hilska, M Peil, ...
Integrated Optics: Devices, Materials, and Technologies XXVIII, PC128890X, 2024
2024 Discretely Tunable (2594, 2629, 2670 nm) GaSb/Si3 N4 Hybrid Laser for Multiwavelength Spectroscopy SP Ojanen, J Viheriälä, N Zia, E Koivusalo, J Hilska, H Tuorila, M Guina
Laser & Photonics Reviews 17 (12), 2300492, 2023
2023 Low-loss operation of silicon-on-insulator integrated components at 2.6–2.7 µm H Tuorila, J Viheriälä, M Cherci, M Harjanne, Y Marin, SP Ojanen, ...
Optics Express 31 (23), 39039-39048, 2023
2023 Low loss InP U-bend gain waveguides for hybrid integration with silicon photonics H Tuorila, J Viheriälä, JW Lee, M Harjanne, M Cherchi, T Aalto, M Guina
The European Conference on Lasers and Electro-Optics, cb_5_5, 2023
2023 Hybrid GaSb/Si3N4 widely tunable Vernier laser emitting around 2.55 µm SP Ojanen, J Viheriälä, N Zia, E Koivusalo, J Hilska, H Tuorila, M Guina
Integrated Optics: Devices, Materials, and Technologies XXVII, 2023
2023 Discretely Tunable (2594, 2629, 2670 nm) GaSb/Si SP Ojanen, J Viheriälä, N Zia, E Koivusalo, J Hilska, H Tuorila, M Guina
2023 GaSb/Si3 N4 Widely Tunable Hybrid Vernier Laser Emitting Around SP Ojanen, J Viheriälä, N Zia, E Koivusalo, J Hilska, H Tuorila, M Guina
2022 28th International Semiconductor Laser Conference (ISLC), 1-2, 2022
2022 Mid-IR silicon photonics DBR laser with hybrid integrated GaSb gain element for sensing applications J Viheriälä, N Zia, H Tuorila, SP Ojanen, E Koivusalo, J Hilska, M Guina
Silicon Photonics XVII, PC1200606, 2022
2022 Low loss InP traveling wave amplifiers with U-bend waveguide for hybrid integration on silicon photonics platform H Tuorila, J Viheriälä, JW Lee, M Harjanne, M Cherchi, T Aalto, M Guina
Smart Photonic and Optoelectronic Integrated Circuits 2022, PC120050B, 2022
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