"Ojanen, Samu-Pekka" - Selaus tekijän mukaan TUNICRIS-julkaisut
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Discretely Tunable (2594, 2629, 2670 nm) GaSb/Si<sub>3</sub>N<sub>4</sub> Hybrid Laser for Multiwavelength Spectroscopy
Ojanen, Samu-Pekka; Viheriälä, Jukka; Zia, Nouman; Koivusalo, Eero; Hilska, Joonas; Tuorila, Heidi; Guina, Mircea (15.09.2023)
article<p>A discrete, tunable photonic integrated laser is showcased for multiwavelength spectroscopy of CO<sub>2</sub>, H<sub>2</sub>S, and H<sub>2</sub>O. The laser combines an ... -
Laser-Assisted Bonding Approach for Photonic Integration Processes
Vlasov, Aleksandr A.; Uusitalo, Topi; Lepukhov, Evgenii; Virtanen, Heikki; Ojanen, Samu-Pekka; Viheriälä, Jukka; Guina, Mircea (2023)
conference<p>Current development trends concerning miniaturizing of electronics and photonics systems are aiming at assembly and 3D co-integration of a broad range of technologies including MEMS, microfluidics, wafer level ... -
Laser-Assisted Bonding of a Miniature Multichannel Laser Diode Chip to a Silicon Photonics Integrated Circuit with Through-Silicon Alignment
Vlasov, Aleksandr A.; Lehtinen, Santeri; Lepukhov, Evgenii; Virtanen, Heikki; Ojanen, Samu-Pekka; Viheriälä, Jukka; Guina, Mircea (2024)
conference<p>The progression of hybrid integration technology for compact electronics and photonics systems is placing increasing demands on the development of novel automated procedures capable of ensuring reliable integration ... -
Low-loss operation of silicon-on-insulator integrated components at 2.6–2.7 µm
Tuorila, Heidi; Viheriälä, Jukka; Cherchi, Matteo; Harjanne, Mikko; Marin, Yisbel; Ojanen, Samu-Pekka; Karioja, Pentti; Guina, Mircea (02.11.2023)
articleDevelopment of mid-infrared photonics is gaining attention, driven by a multitude of sensing applications requiring increasingly compact and cost-effective photonics systems. To this end, low-loss operation of µm-scale ... -
Widely Tunable (2.47–2.64 µm) Hybrid Laser Based on GaSb/GaInAsSb Quantum-Wells and a Low-Loss Si3N4 Photonic Integrated Circuit
Ojanen, Samu-Pekka; Viheriälä, Jukka; Zia, Nouman; Koivusalo, Eero; Hilska, Joonas; Tuorila, Heidi; Guina, Mircea (14.04.2023)
articlePhotonic integrated circuits fabricated using a Si3N4 waveguide platform exhibit low losses in a wide wavelength region extending from visible to beyond 2 µm. This feature is exploited to demonstrate a high-performance ... -
Widely tunable 2 µm hybrid laser using GaSb semiconductor optical amplifiers and a Si3N4 photonics integrated reflector
Zia, Nouman; Ojanen, Samu-Pekka; Viheriälä, Jukka; Koivusalo, Eero; Hilska, Joonas; Tuorila, Heidi; Guina, Mircea (2023)
articleTunable lasers emitting in the 2–3 µm wavelength range that are compatible with photonic integration platforms are of great interest for sensing applications. To this end, combining GaSb-based semiconductor gain chips with ...