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 Si3N4 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 Si3N4 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/Si3N4 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/Si3N4 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 | | 2022 |