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2022
Carboxymethyl Cellulose (CMC) Optical Fibers for Environment Sensing and Short-range Optical Signal Transmission
Jaiswal, A. K., Hokkanen, A., Kapulainen, M., Khakalo, A., Nonappa, N., Ikkala, O. & Orelma, H., 8 Jan 2022, In: ACS Applied Materials & Interfaces. 14, 2, p. 3315-3323Research output: Contribution to journal › Article › Scientific › peer-review
Open Access -
Cellulose optical fiber for sensing applications
Hokkanen, A., Kapulainen, M., Jaiswal, A. K., Hynninen, V., Nonappa, N., Ikkala, O. & Orelma, H., 2 Mar 2022, Optical Fibers and Sensors for Medical Diagnostics, Treatment and Environmental Applications XXII: Proceedings. Gannot, I., Gannot, I. & Roodenko, K. (eds.). International Society for Optics and Photonics SPIE, 9 p. 1195302. (Proceedings of SPIE, Vol. 11953).Research output: Chapter in Book/Report/Conference proceeding › Conference article in proceedings › Scientific › peer-review
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Characterization of predictable quantum efficient detector at 488 nm and 785 nm wavelengths with an order of magnitude change of incident optical power
Korpusenko, M., Manoocheri, F., Kilpi, O. P., Varpula, A., Kainlauri, M., Vehmas, T., Prunnila, M. & Ikonen, E., Jan 2022, In: Measurement Science and Technology. 33, 1, 015206.Research output: Contribution to journal › Article › Scientific › peer-review
Open Access -
Erratum: Wavelength-flattened directional couplers: a geometrical approach (Appl. Opt. (2003) 42 (7141–7148) DOI: 10.1364/AO.42.007141)
Cherchi, M., 28 Feb 2022, In: Applied Optics. 61, 7, p. 1757 1 p.Research output: Contribution to journal › Article › Scientific › peer-review
Open Access -
Hybrid Integration of VCSEL and 3-μm Silicon Waveguide Based on a Monolithic Lens System
Li, C., Bhat, S., Stabile, R., Song, Y., Neumeyr, C. & Raz, O., 16 Mar 2022, (E-pub ahead of print) In: IEEE Transactions on Components, Packaging and Manufacturing Technology. 1 p.Research output: Contribution to journal › Article › Scientific › peer-review
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Optical properties of an organic-inorganic hybrid film made of regenerated cellulose doped with light-scattering TiO2 particles
Vuoriluoto, M., Hokkanen, A., Mäkelä, T., Harlin, A. & Orelma, H., Jan 2022, In: Optical Materials. 123, 111882.Research output: Contribution to journal › Article › Scientific › peer-review
Open AccessFile28 Downloads (Pure) -
PIXAPP Photonics Packaging Pilot Line development of a silicon photonic optical transceiver with pluggable fiber connectivity
Bundalo, I. L., Morrissey, P. E., Annoni, A., Baets, R., Blache, F., Breyne, L., Carroll, L., Collins, S., Dietrich, P. I., Halmo, L., Jorge, F., Karppinen, M., Kaunisto, M., Kelly, B., Vankerrebrouck, J., Koos, C., Lahti, M., Lambrecht, J., Tienforti, M., Lee, J. S. & 12 others, , 2022, In: IEEE Journal of Selected Topics in Quantum Electronics. 28, 3, 11 p., 8300311.Research output: Contribution to journal › Article › Scientific › peer-review
Open Access -
Room-Temperature Silicon Platform for GHz-Frequency Nanoelectro-Opto-Mechanical Systems
Navarro-Urrios, D., Colombano, M. F., Arregui, G., Madiot, G., Pitanti, A., Griol, A., Makkonen, T., Ahopelto, J., Sotomayor-Torres, C. M. & Martínez, A., 16 Feb 2022, In: ACS Photonics. 9, 2, p. 413-419 7 p.Research output: Contribution to journal › Article › Scientific › peer-review
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Ultrawide-band Low Polarization Sensitivity 3-μm SOI Arrayed Waveguide Gratings
Wang, Y., Bhat, S., Tessema, N. M., Kraemer, R., Napoli, A., Delrosso, G. & Calabretta, N., 19 Apr 2022, In: Journal of Lightwave Technology.Research output: Contribution to journal › Article › Scientific › peer-review
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2021
C and L band 1×12 AWG based on 3-µm SOI platform with 100 GHz channel spacing and low polarization sensitivity
Wang, Y., Srivathsa, B., Tessema, N., Kraemer, R., Pan, B., Napoli, A., Delrosso, G. & Calabretta, N., 2021, CLEO: Science and Innovations 2021: Conference on Lasers and Electro-Optics. Optical Society of America OSA, SW4E.7. (Optics InfoBase Conference Papers). (OSA Technical Digest).Research output: Chapter in Book/Report/Conference proceeding › Conference article in proceedings › Scientific › peer-review
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Cellulose optical fiber
Hokkanen, A., Kapulainen, M., Jaiswal, A. K., Hynninen, V., Ikkala, O. & Orelma, H., 1 Dec 2021. 1 p.Research output: Contribution to conference › Conference Poster › Scientific
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Cellulose optical fiber
Hokkanen, A., Kapulainen, M., Jaiswal, A. K., Hynninen, V., Nonappa, N., Ikkala, O. & Orelma, H., 1 Dec 2021. 1 p.Research output: Contribution to conference › Conference Abstract › Scientific
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First results from the NORTH tokamak
Nielsen, S. K., Gryaznevich, M. P., Jacobsen, A. S., Jensen, T., Jessen, M., Korsholm, S. B., Rasmussen, J., Salewski, M., Senstius, M. G., Naulin, V., Nem, R. D., Korsgaard, M. L. H., Nilsson, A. C., Dam, F., Goltermann, A., Pedersen, A. C., Sutherland, M. T., Aalto, T., Hokkanen, A., Salmi, A. & 1 others, , May 2021, In: Fusion Engineering and Design. 166, 112288.Research output: Contribution to journal › Article › Scientific › peer-review
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Long-wavelength InP VCSEL exploitation for innovative sustainable high-capacity transmitter
Gatto, A., Parolari, P., Neumeyr, C., Delrosso, G., Bhat, S., Moreolo, M. S., Parladori, G. & Boffi, P., 2021, Photonische Netze: Beiträge der 22. ITG-Fachtagung. VDE Verlag, p. 84-87 (ITG-Fachbericht, Vol. 297).Research output: Chapter in Book/Report/Conference proceeding › Conference article in proceedings › Scientific › peer-review
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Modularly and Hybrid Integrated SiPh/InP Wavelength Blocker Switch for Metro Networks
Tessema, N., Delrosso, G., Bhat, S., Prifti, K., Rasoulzadehzali, A., Stabile, R. & Calabretta, N., 4 Feb 2021, 2020 European Conference on Optical Communications, ECOC 2020. IEEE Institute of Electrical and Electronic Engineers, 9333290Research output: Chapter in Book/Report/Conference proceeding › Conference article in proceedings › Scientific › peer-review
5 Citations (Scopus) -
Polarization splitters for micron-scale silicon photonics
Shahwar, D., Cherchi, M., Harjanne, M., Kapulainen, M. & Aalto, T., 2021, Silicon Photonics XVI. Reed, G. T. & Knights, A. P. (eds.). International Society for Optics and Photonics SPIE, 1169104. (Proceedings of SPIE - The International Society for Optical Engineering, Vol. 11691).Research output: Chapter in Book/Report/Conference proceeding › Conference article in proceedings › Scientific › peer-review
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Programmable modular photonic integrated switches for beyond 5G metro optical networks
Calabretta, N., Tessema, N., Prifti, K., Rasoulzadehzali, A., Wang, Y., Bhat, S., Delrosso, G., Aalto, T. & Stabile, R., 2021, Smart Photonic and Optoelectronic Integrated Circuits XXIII. He, S. & Vivien, L. (eds.). International Society for Optics and Photonics SPIE, 116900O. (Proceedings of SPIE - The International Society for Optical Engineering, Vol. 11690).Research output: Chapter in Book/Report/Conference proceeding › Conference article in proceedings › Scientific › peer-review
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Thermoresponsive Nanocellulose Films as an Optical Modulation Device: Proof-of-Concept
Jaiswal, A., Hokkanen, A., Kumar, V., Mäkelä, T., Harlin, A. & Orelma, H., 18 May 2021, In: ACS Applied Materials & Interfaces. 13, 21, p. 25346–25356 11 p.Research output: Contribution to journal › Article › Scientific › peer-review
Open Access3 Citations (Scopus) -
Wavelength selective photonic integrated switches for ROADM node functionality in ultrahigh capacity metro network
Tessema, N., Delrosso, G., Bhat, S., Prifti, K., Rasoulzadehzali, A., Wang, Y., Aalto, T., Stabile, R. & Calabretta, N., 28 Jun 2021, 25th International Conference on Optical Network Design and Modelling, ONDM 2021. IEEE Institute of Electrical and Electronic EngineersResearch output: Chapter in Book/Report/Conference proceeding › Conference article in proceedings › Scientific › peer-review
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2020
All-Optical Modulation in Chains of Silicon Nanoantennas
Ding, L., Morits, D., Bakker, R., Li, S., Eschimese, D., Zhu, S., Yu, Y. F., Paniagua-Dominguez, R. & Kuznetsov, A. I., 15 Apr 2020, In: ACS Photonics. 7, 4, p. 1001-1008 8 p.Research output: Contribution to journal › Article › Scientific › peer-review
11 Citations (Scopus) -
Amorphous silicon waveguide escalator: Monolithic integration of active components on 3 μm SOI platform
Bera, A., Cherchi, M., Tappura, K., Heimala, P. & Aalto, T., 2020, Silicon Photonics XV. Reed, G. T. & Knights, A. P. (eds.). International Society for Optics and Photonics SPIE, 1128507. (Proceedings of SPIE, Vol. 11285).Research output: Chapter in Book/Report/Conference proceeding › Conference article in proceedings › Scientific › peer-review
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Compact multi-million Q resonators and 100 MHz passband filter bank in a thick-SOI photonics platform
Zhang, B., Qubaisi, K. A., Cherchi, M., Harjanne, M., Ehrlichman, Y., Khilo, A. N. & Popović, M. A., 1 Jun 2020, In: Optics Letters. 45, 11, p. 3005-3008 4 p.Research output: Contribution to journal › Article › Scientific › peer-review
7 Citations (Scopus) -
Development and scalability of a 2 Tb/s data transmission module based on a3 μm SOI silicon photonics platform
Delrosso, G. & Bhat, S., 2020, 22nd International Conference on Transparent Optical Networks (ICTON 2020). IEEE Institute of Electrical and Electronic Engineers, 5 p. (International Conference on Transparent Optical Networks, Vol. 22).Research output: Chapter in Book/Report/Conference proceeding › Conference article in proceedings › Scientific › peer-review
4 Citations (Scopus) -
Enhancement of Superconductivity by Amorphizing Molybdenum Silicide Films Using a Focused Ion Beam
Mykkänen, E., Bera, A., Lehtinen, J. S., Ronzani, A., Kohopää, K., Hönigl-decrinis, T., Shaikhaidarov, R., De Graaf, S. E., Govenius, J. & Prunnila, M., 16 May 2020, In: Nanomaterials. 10, 5, 950.Research output: Contribution to journal › Article › Scientific › peer-review
Open AccessFile2 Citations (Scopus)28 Downloads (Pure) -
Flat-top interleavers based on single MMIs
Cherchi, M., Sun, F., Kapulainen, M., Harjanne, M. & Aalto, T., 2020, Silicon Photonics XV. Reed, G. T. & Knights, A. P. (eds.). Bellingham: International Society for Optics and Photonics SPIE, 112850G. (Proceedings of SPIE, Vol. 11285).Research output: Chapter in Book/Report/Conference proceeding › Conference article in proceedings › Scientific › peer-review
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GaSb diode lasers tunable around 2.6 μm using silicon photonics resonators or external diffractive gratings
Ojanen, S. P., Viheriälä, J., Cherchi, M., Zia, N., Koivusalo, E., Karioja, P. & Guina, M., 27 Feb 2020, In: Applied Physics Letters. 116, 8, 081105.Research output: Contribution to journal › Article › Scientific › peer-review
Open Access3 Citations (Scopus) -
High-Frequency Mechanical Excitation of a Silicon Nanostring with Piezoelectric Aluminum Nitride Layers
Pitanti, A., Makkonen, T., Colombano, M. F., Zanotto, S., Vicarelli, L., Cecchini, M., Griol, A., Navarro-Urrios, D., Sotomayor-Torres, C., Martinez, A. & Ahopelto, J., 17 Jul 2020, In: Physical Review Applied. 14, 1, 014054.Research output: Contribution to journal › Article › Scientific › peer-review
5 Citations (Scopus) -
Monolithic Ge integration on the 3 µm SOI platform for 40 GHz photodiodes
Aalto, T., Vehmas, T., Kapulainen, M., Heimala, P., Delrosso, G., Sun, F. & Gao, F., 2020, PRiME 2020: SiGe, Ge, and Related Compounds: Materials, Processing, and Devices 9. Liu, Q., Hartmann, J. M., Holt, J. R., Gong, X., Jain, V., Niu, G., Masini, G., Ogura, A., Miyazaki, S., Ostling, M., Bi, W., Schulze, A. & Mai, A. (eds.). Electrochemical Society ECS, p. 303-313 (ECS Transactions; No. 5, Vol. 98).Research output: Chapter in Book/Report/Conference proceeding › Conference article in proceedings › Scientific › peer-review
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Monolithic integration of up to 40 GHz Ge photodetectors in 3μm SOI
Vehmas, T., Kapulainen, M., Heimala, P., Delrosso, G., Sun, F., Gao, F. & Aalto, T., 2020, Silicon Photonics XV. Reed, G. T. & Knights, A. P. (eds.). International Society for Optics and Photonics SPIE, 112850V. (Proceedings of SPIE, Vol. 11285).Research output: Chapter in Book/Report/Conference proceeding › Conference article in proceedings › Scientific › peer-review
2 Citations (Scopus) -
Multiplexed mycotoxins determination employing white light reflectance spectroscopy and silicon chips with silicon oxide areas of different thickness
Anastasiadis, V., Koukouvinos, G., Petrou, P. S., Economou, A., Dekker, J., Harjanne, M., Heimala, P., Goustouridis, D., Raptis, I. & Kakabakos, S. E., 1 Apr 2020, In: Biosensors & Bioelectronics. 153, 112035.Research output: Contribution to journal › Article › Scientific › peer-review
8 Citations (Scopus) -
Multi-Tb/s sustainable MAN scenario enabled by VCSEL-based innovative technological solutions
Boffi, P., Parolari, P., Gatto, A., Rapisarda, M., Svaluto Moreolo, M., Nadal, L., Fabrega, J. M., Calabretta, N., Stabile, R., Tessema, N., Larrabeiti, D., Fernández-Palacios, J. P., Otero, G., Neumeyr, C., Delrosso, G., Bhat, S., Solis-Trapala, K. & Parladori, G., 1 Jan 2020, Metro and Data Center Optical Networks and Short-Reach Links III. International Society for Optics and Photonics SPIE, (Proceedings of SPIE, Vol. 11308).Research output: Chapter in Book/Report/Conference proceeding › Conference article in proceedings › Scientific › peer-review
10 Citations (Scopus) -
Optical cellulose fiber made from regenerated cellulose and cellulose acetate for water sensor applications
Orelma, H., Hokkanen, A., Leppänen, I., Kammiovirta, K., Kapulainen, M. & Harlin, A., 1 Feb 2020, In: Cellulose. 27, p. 1543-1553 11 p.Research output: Contribution to journal › Article › Scientific › peer-review
Open Access33 Citations (Scopus) -
Polymer interposer for efficient light coupling into 3 μm silicon-on-insulator waveguides
Hiltunen, M., Harjanne, M. T., Vehmas, T., Wälchli, B., Heimala, P. & Aalto, T., 1 Jan 2020, Optical Interconnects XX. Schröder, H. & Chen, R. T. (eds.). International Society for Optics and Photonics SPIE, 112860I. (Proceedings of SPIE, Vol. 11286).Research output: Chapter in Book/Report/Conference proceeding › Conference article in proceedings › Scientific › peer-review
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Precise length definition of active GaAs-based optoelectronic devices for low-loss silicon photonics integration
Tuorila, H., Viheriälä, J., Zia, N., Cherchi, M., Harjanne, M., Isoaho, R., Aalto, T. & Guina, M., 15 Feb 2020, In: Optics Letters. 45, 4, p. 943-946 4 p.Research output: Contribution to journal › Article › Scientific › peer-review
1 Citation (Scopus) -
Vapour-assisted roll-to-roll nanoimprinting of micropillars on nanocellulose films
Mäkelä, T., Hokkanen, A., Sneck, A., Ruotsalainen, T., Khakalo, A. & Tammelin, T., 15 Mar 2020, In: Microelectronic Engineering. 225, 111258.Research output: Contribution to journal › Article › Scientific › peer-review
Open Access3 Citations (Scopus) -
2019
1.3μm u-bend traveling wave SOA devices for high efficiency coupling to silicon photonics
Viheriälä, J., Tuorila, H., Zia, N., Cherchi, M., Aalto, T. & Guina, M., 4 Mar 2019, Silicon Photonics XIV. Reed, G. T. & Knights, A. P. (eds.). International Society for Optics and Photonics SPIE, 7 p. 109230E. (Proceedings of SPIE, Vol. 10923).Research output: Chapter in Book/Report/Conference proceeding › Conference article in proceedings › Scientific › peer-review
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Fabrication tolerant polarization splitters for micron-scale silicon photonics: Master's thesis
Shahwar, D., 23 Jul 2019, University of Eastern Finland.Research output: Thesis › Master's thesis › Theses
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GaSb-based 2.55 µm external cavity diode lasers employing ruled diffraction gratings and external silicon photonics vernier reflectors
Ojanen, S. P., Viheriälä, J., Cherchi, M., Zia, N., Koivusalo, E., Karioja, P. & Guina, M., 1 Jan 2019, 2019 Conference on Lasers and Electro-Optics Europe & European Quantum Electronics Conference (CLEO/Europe-EQEC). IEEE Institute of Electrical and Electronic Engineers, 1 p. (Optics InfoBase Conference Papers).Research output: Chapter in Book/Report/Conference proceeding › Conference abstract in proceedings › Scientific
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Low Loss Devices fabricated on the Open Access 3 µm SOI Waveguide Platform at VTT
Bhat, S., Harjanne, M., Sun, F., Cherchi, M., Kapulainen, M., Hokkanen, A., Delrosso, G. & Aalto, T., Apr 2019, 2019 Proceedings: European Conference on Integrated Photonics. Jakajima B.V., 3 p.Research output: Chapter in Book/Report/Conference proceeding › Conference article in proceedings › Scientific › peer-review
Open Access -
Open-access 3 μm SOI waveguide platform for dense photonic integrated circuits
Aalto, T., Cherchi, M., Harjanne, M., Bhat, S., Heimala, P., Sun, F., Kapulainen, M., Hassinen, T. & Vehmas, T., 1 Sep 2019, In: IEEE Journal on Selected Topics in Quantum Electronics. 25, 5, 9 p., 8678404.Research output: Contribution to journal › Article › Scientific › peer-review
Open Access24 Citations (Scopus) -
Open-Access Silicon Photonics Platforms in Europe
Rahim, A., Goyvaerts, J., Szelag, B., Fedeli, J. M., Absil, P., Aalto, T., Harjanne, M., Littlejohns, C. G., Reed, G. T., Winzer, G., Lischke, S., Lars, Z., Knoll, D., Geuzebroek, D., Leinse, A., Geiselmann, M., Zervas, M., Jans, H., Stassen, A., Dominguez, C. & 5 others, , 1 Sep 2019, In: IEEE Journal on Selected Topics in Quantum Electronics. 25, 5, 8712400.Research output: Contribution to journal › Article › Scientific › peer-review
42 Citations (Scopus) -
Optical transceiver engine based on 12 μm Silicon-on-insulator waveguides and VCSELs
Karppinen, M., Harjanne, M., Vehmas, T., Neumeyr, C., Sitomaniemi, A., Ollila, J., Kapulainen, M., Tanskanen, A., Heimala, P. & Aalto, T., 2019. 3 p.Research output: Contribution to conference › Conference article › Scientific
Open Access -
Si photonics using micron-size waveguides
Aalto, T., Cherchi, M., Harjanne, M., Sun, F., Vehmas, T., Bhat, S., Kapulainen, M., Hokkanen, A., Lehtimäki, L., Holmberg, H. & Haapalinna, A., 27 Feb 2019, Optical Components and Materials XVI. Digonnet, M. J. F. & Jiang, S. (eds.). International Society for Optics and Photonics SPIE, 12 p. 109140B. (Proceedings of SPIE, Vol. 10914).Research output: Chapter in Book/Report/Conference proceeding › Conference article in proceedings › Scientific › peer-review
1 Citation (Scopus) -
2018
3μm silicon photonics
Aalto, T., Cherchi, M., Harjanne, M., Sun, F. & Kapulainen, M., 1 Jan 2018, 2018 Optical Fiber Communications Conference and Exposition, OFC 2018 - Proceedings. Optical Society of America OSA, Vol. Part F84-OFC 2018. p. 3-5 3 p. TU3A.5Research output: Chapter in Book/Report/Conference proceeding › Conference article in proceedings › Scientific › peer-review
3 Citations (Scopus) -
Data Transmission at1.3 μmUsing Hybrid Integrated Silicon Interposer and GalnNAs/GaAs Electroabsorption Modulator
Guina, M., Sheehan, R. N., Isoaho, R., Viheriälä, J., Harjanne, M., Malacarne, A., Falconi, F., Aalto, T. & Peters, F. H., 2018, 2018 European Conference on Optical Communication, ECOC 2018. IEEE Institute of Electrical and Electronic Engineers, 8535166Research output: Chapter in Book/Report/Conference proceeding › Conference article in proceedings › Scientific › peer-review
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Data transmission at 1300 nm using optical interposer comprising hybrid integrated silicon waveguide and dilute nitride electroabsorption modulator
Sheehan, R. N., Guina, M., Viheriälä, J., Isoaho, R., Harjanne, M., Azarello, F., Yang, M., Malacarne, A., Aalto, T. & Peters, F. H., 24 Dec 2018, In: Optics Express. 26, 26, p. 34336-34345 10 p.Research output: Contribution to journal › Article › Scientific › peer-review
Open Access3 Citations (Scopus) -
Integrated multi-wavelength Mid-IR light source for gas sensing
Karioja, P., Alajoki, T., Cherchi, M., Ollila, J., Harjanne, M., Heinilehto, N., Suomalainen, S., Zia, N., Tuorila, H., Viheriälä, J., Guina, M., Buczynski, R., Kasztelanic, R., Salo, T., Virtanen, S., Kluczynski, P., Borgen, L., Ratajczyk, M. & Kalinowski, P., 2018, Next-Generation Spectroscopic Technologies XI. Druy, M. A., Barnett, S. M., Profeta, L. T. M., Crocombe, R. A. & Azad, A. K. (eds.). International Society for Optics and Photonics SPIE, 9 p. 106570A. (Proceedings of SPIE, Vol. 10657).Research output: Chapter in Book/Report/Conference proceeding › Conference article in proceedings › Scientific › peer-review
Open AccessFile4 Citations (Scopus)184 Downloads (Pure) -
Low loss GaInNAs/GaAs gain waveguides with U-bend geometry for single-facet coupling in hybrid photonic integration
Tuorila, H., Viheriälä, J., Cherchi, M., Aho, A. T., Aalto, T. & Guina, M., 23 Jul 2018, In: Applied Physics Letters. 113, 4, 041104.Research output: Contribution to journal › Article › Scientific › peer-review
6 Citations (Scopus) -
Multicast-enabling Optical Switch design employing Si Buffering and Routing Elements
Moralis-Pegios, M., Terzenidis, N., Mourgias-Alexandris, G., Cherchi, M., Harjanne, M., Aalto, T., Miliou, A., Vyrsokinos, K. & Pleros, N., 15 Apr 2018, In: IEEE Photonics Technology Letters. 30, 8, p. 712-715 4 p.Research output: Contribution to journal › Article › Scientific › peer-review
19 Citations (Scopus) -
On-chip SOI Delay Line Bank for Optical Buffers and Time Slot Interchangers
Moralis-Pegios, M., Mourgias-Alexandris, G., Terzenidis, N., Cherchi, M., Harjanne, M., Aalto, T., Miliou, A., Pleros, N. & Vyrsokinos, K., 2018, In: IEEE Photonics Technology Letters. 30, 1, p. 31-34Research output: Contribution to journal › Article › Scientific › peer-review
18 Citations (Scopus)