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• 2021

  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, Tala, T., May 2021, In: Fusion Engineering and Design. 166, 112288.

  Research output: Contribution to journal › Article › Scientific › peer-review

  • Langmuir probes
  • Electron cyclotron resonance
  • Heating
  • Electric power systems
  • Plasmas

• 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, 9333290

  Research output: Chapter in Book/Report/Conference proceeding › Conference article in proceedings › Scientific › peer-review

  • Wavelength
  • switches
  • Switches
  • Service oriented architecture (SOA)
  • wavelengths

• Nano-thermoelectric infrared bolometers

  Varpula, A., Tappura, K., Tiira, J., Grigoras, K., Kilpi, O. P., Sovanto, K., Ahopelto, J. & Prunnila, M., Mar 2021, In: APL Photonics. 6, 3, 036111.

  Research output: Contribution to journal › Article › Scientific › peer-review

  Open Access

  File

  • Bolometers
  • bolometers
  • Infrared radiation
  • Phonons
  • Infrared detectors

• Vertical Engineering for Large Brillouin Gain in Unreleased Silicon-Based Waveguides

  Mercadé, L., Korovin, A. V., Pennec, Y., Ahopelto, J., Djafari-Rouhani, B. & Martínez, A., Mar 2021, In: Physical Review Applied. 15, 3, 034021.

  Research output: Contribution to journal › Article › Scientific › peer-review

  • engineering
  • waveguides
  • silicon
  • leakage
  • platforms
• 2020

  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

  • Monolithic Integration
  • escalators
  • Amorphous Silicon
  • Escalators
  • Amorphous silicon

• Bipolar photodiode module operated at 4 K

  Bardalen, E., Nissilä, J., Fordell, T., Karlsen, B., Kieler, O. & Ohlckers, P., 23 Oct 2020, 2020 IEEE 8th Electronics System-Integration Technology Conference, ESTC 2020. IEEE Institute of Electrical and Electronic Engineers, 9229695

  Research output: Chapter in Book/Report/Conference proceeding › Conference article in proceedings › Scientific › peer-review

  • Photodiodes
  • photodiodes
  • Laser pulses
  • modules
  • Silicon

• 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

  • SOI (semiconductors)
  • platforms
  • resonators
  • filters
  • photonics

• Development and scalability of a 2 Tb/s data transmission module based on a3 μm SOI silicon photonics platform

  Delrosso, G. & Bhat, S., 2020, 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

  • Silicon photonics
  • Surface emitting lasers
  • Silicon
  • Photonics
  • Data communication systems
  1 Citation (Scopus)

• Driving a low critical current Josephson junction array with a mode-locked laser

  Nissilä, J., Fordell, T., Kohopää, K., Mykkänen, E., Immonen, P., Jabradaghi, R. N., Bardalen, E., Kieler, O., Karlsen, B., Ohlckers, P. A., Behr, R., Manninen, A. J., Govenius, J. & Kemppinen, A., 25 Sep 2020, (Submitted) In: arXiv preprint. 9 p.

  Research output: Contribution to journal › Article › Scientific › peer-review

  File

  • Josephson junctions
  • critical current
  • pulses
  • lasers
  • photodiodes
  8 Downloads (Pure)

• 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 Access

  File

  • Superconductivity
  • Molybdenum
  • Focused ion beams
  • Silicides
  • Superconducting films
  2 Citations (Scopus)

  14 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

  • Interferometer
  • Interferometers
  • interferometers
  • Mach-Zehnder Interferometer
  • Mach-Zehnder interferometers

• 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, (E-pub ahead of print) In: Applied Physics Letters. 116, 8, 081105.

  Research output: Contribution to journal › Article › Scientific › peer-review

  Open Access

  • tunable lasers
  • semiconductor lasers
  • tuning
  • resonators
  • gratings
  1 Citation (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

  • aluminum nitrides
  • platforms
  • acoustics
  • silicon
  • excitation
  1 Citation (Scopus)

• High-performance infrared thermoelectric bolometers based on nanomembranes

  Varpula, A., Tappura, K., Tiira, J., Grigoras, K., Viherkanto, K., Ahopelto, J. & Prunnila, M., 26 Feb 2020, Photonic and Phononic Properties of Engineered Nanostructures X. Adibi, A., Lin, S-Y. & Scherer, A. (eds.). International Society for Optics and Photonics SPIE, 112891O. (Proceedings of SPIE, Vol. 11289).

  Research output: Chapter in Book/Report/Conference proceeding › Conference article in proceedings › Scientific › peer-review

  Open Access

  File

  • Bolometer
  • Bolometers
  • Infrared
  • High Performance
  • bolometers
  1 Citation (Scopus)

  28 Downloads (Pure)

• Measuring and modelling the thermal behavior of LEDs in structural electronics

  Hannila, E., Heinilehto, N., Lauri, J., Keränen, K. & Fabritius, T., 2020, 2020 IEEE International Instrumentation and Measurement Technology Conference (I2MTC). Piscataway: IEEE Institute of Electrical and Electronic Engineers, 6 p. (IEEE International Instrumentation and Measurement Technology Conference).

  Research output: Chapter in Book/Report/Conference proceeding › Conference article in proceedings › Scientific › peer-review

  • Light emitting diodes
  • Electronic equipment
  • light emitting diodes
  • electronics
  • Hot Temperature
  1 Citation (Scopus)

• Meat freshness revealed by visible to near-infrared spectroscopy and principal component analysis

  Peyvasteh, M., Popov, A., Bykov, A. & Meglinski, I., 11 Sep 2020, In: Journal of Physics Communications. 4, 9, p. 1-11 11 p., 095011.

  Research output: Contribution to journal › Article › Scientific › peer-review

  Open Access

  File

  • myoglobin
  • principal components analysis
  • fats
  • collagens
  • chromophores
  3 Citations (Scopus)

  6 Downloads (Pure)

• 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

  • Photodiodes
  • Waveguides
  • Birefringence
  • Germanium
  • Cutoff frequency

• 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

  • Monolithic Integration
  • Silicon-on-insulator
  • Photodetector
  • Photodetectors
  • Silicon

• 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 and Bioelectronics. 153, 112035.

  Research output: Contribution to journal › Article › Scientific › peer-review

  • Silicon oxides
  • Mycotoxins
  • Silicon
  • Oxides
  • Spectroscopy
  4 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

  • Vertical-cavity Surface-emitting Laser (VCSEL)
  • Surface emitting lasers
  • Metropolitan area networks
  • Traffic
  • surface emitting lasers
  4 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

  • Silicon-on-insulator
  • Single-mode Fiber
  • Silicon
  • Waveguide
  • Single mode fibers

• 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

  • optoelectronic devices
  • photonics
  • waveguides
  • silicon
  • chips

• Properties of nanocrystalline silicon probed by optomechanics

  Navarro-Urrios, D., Colombano, M. F., Maire, J., Chávez-Ángel, E., Arregui, G., Capuj, N. E., Devos, A., Griol, A., Bellieres, L., Martínez, A., Grigoras, K., Häkkinen, T., Saarilahti, J., Makkonen, T., Sotomayor-Torres, C. M. & Ahopelto, J., Nov 2020, In: Nanophotonics. 9, 16, p. 4819-4829 11 p.

  Research output: Contribution to journal › Article › Scientific › peer-review

  Open Access

  File

  • Optomechanics
  • Nanocrystalline silicon
  • Silicon
  • Annealing
  • Hot Temperature
  1 Citation (Scopus)

  5 Downloads (Pure)

• Review of LTCC Technology for Millimeter Waves and Photonics

  Lahti, M., Kautio, K., Karppinen, M., Ollila, J., Keränen, K. & Karioja, P., 1 Jun 2020, In: International Journal of Electronics and Telecommunications. 66, 2, p. 361-367 7 p.

  Research output: Contribution to journal › Article › Scientific › peer-review

  Open Access

  File

  • Photonics
  • Millimeter waves
  • Temperature
  147 Downloads (Pure)

• 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 Access

  • Nanocellulose
  • Vapors
  • vapors
  • TEMPO
  • oxidized cellulose
  2 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

  • traveling waves
  • U bends
  • photonics
  • silicon
  • light amplifiers

• All-Silicon Spectrally Resolved Interferometric Circuit for Multiplexed Diagnostics: A Monolithic Lab-on-a-Chip Integrating All Active and Passive Components

  Misiakos, K., Makarona, E., Hoekman, M., Fyrogenis, R., Tukkiniemi, K., Jobst, G., Petrou, P. S., Kakabakos, S. E., Salapatas, A., Goustouridis, D., Harjanne, M., Heimala, P. & Raptis, I., 13 Jun 2019, In: ACS Photonics. 6, 7, p. 1694-1705 12 p.

  Research output: Contribution to journal › Article › Scientific › peer-review

  • Optics and Photonics
  • Lab-on-a-chip
  • Silicon
  • Photonics
  • Interferometry
  6 Citations (Scopus)

• Disruptive photonic technologies for the future sustainable high-capacity metro network

  Gatto, A., Parolari, P., Rapisarda, M., Neumeyr, C., Bhat, S., Delrosso, G., Moreolo, M. S., Fabrega, J. M., Nadal, L. & Boffi, P., Jul 2019, 21st International Conference on Transparent Optical Networks, ICTON 2019. IEEE Institute of Electrical and Electronic Engineers, 4 p.

  Research output: Chapter in Book/Report/Conference proceeding › Conference article in proceedings › Scientific › peer-review

  • Surface emitting lasers
  • Metropolitan area networks
  • Multicarrier modulation
  • Photonics
  • Transceivers
  4 Citations (Scopus)

• 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

• 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

  • Diffraction gratings
  • Silicon photonics
  • Semiconductor lasers
  • Gases
  • Spectral resolution

• Integrated faraday rotator

  Cherchi, M., Petrov, A., Jalas, D., Harjanne, M., Aalto, T. & Eich, M., 28 Feb 2019, IPC No. G02B 6/126, Patent No. WO2019038477 A1, 22 Aug 2018, Priority date 22 Aug 2017, Priority No. US201762548467P

  Research output: Patent › Patent application

  • waveguides
  • inventions
  • optical waveguides
  • silicon
  • magnetic fields

• IR spectroscopic technologies for gas sensing

  Karioja, P., Cherchi, M., Harjanne, M., Viheriälä, J., Guina, M., Buczynski, R., Kasztelanic, R., Salo, T., Virtanen, S., Kluczynski, P., Borgen, L. & Kalinowski, P., Sep 2019, International Conference on New Trends in Contemporary Optics: September 23rd - 26th, 2019, Vinh City, Vietnam. p. 43 1 p.

  Research output: Chapter in Book/Report/Conference proceeding › Conference abstract in proceedings › Scientific

  • Wavelength
  • Photonics
  • Light sources
  • Gases
  • Integrated optics

• 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 Access

  • Photonics
  • Waveguides
  • integrated circuits
  • Integrated circuits
  • platforms
  13 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, Munoz, P., Domenech, D., Giesecke, A. L., Lemme, M. C. & Baets, R., 1 Sep 2019, In: IEEE Journal on Selected Topics in Quantum Electronics. 25, 5, 8712400.

  Research output: Contribution to journal › Article › Scientific › peer-review

  • Silicon photonics
  • platforms
  • product development
  • photonics
  • silicon
  19 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

  • transmitter receivers
  • surface emitting lasers
  • engines
  • insulators
  • waveguides

• 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

  • photonics
  • silicon
  • wafers
  • wavelengths
  • electronic circuits

• Spectrum/Space Switching and Multi-Terabit Transmission in Agile Optical Metro Networks

  Moreolo, M. S., Martinez, R., Nadal, L., Fabrega, J. M., Tessema, N., Calabretta, N., Stabile, R., Parolari, P., Gatto, A., Boffi, P., Otero, G., Larrabeiti, D., Hernandez, J. A., Reviriego, P., Fernandez-Palacios, J. P., Lopez, V., Delrosso, G., Neumeyr, C., Solis-Trapala, K., Parladori, G. & 1 others, Gasparini, G., Jul 2019, 24th OptoElectronics and Communications Conference/International Conference Photonics in Switching and Computing 2019, OECC/PSC 2019. IEEE Institute of Electrical and Electronic Engineers, 3 p. 8818018

  Research output: Chapter in Book/Report/Conference proceeding › Conference article in proceedings › Scientific › peer-review

  • Surface emitting lasers
  • transmitter receivers
  • Software defined networking
  • Photonics
  • Fiber optic networks
  12 Citations (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.5

  Research output: Chapter in Book/Report/Conference proceeding › Conference article in proceedings › Scientific › peer-review

  • Silicon photonics
  • Silicon
  • Photonics
  • Integrated circuits
  • Infrared radiation
  2 Citations (Scopus)

• Advanced Raman Spectroscopy for Bioprocess Monitoring: Dissertation

  Kögler, M., 16 Mar 2018, 136 p.

  Research output: Thesis › Dissertation › Collection of Articles

  Open Access

  File

  • Raman spectroscopy
  • Monitoring
  • Fluorescence
  • Liquids
  • Monochromators
  779 Downloads (Pure)

• A low-latency optical switch architecture using integrated μm SOI-based contention resolution and switching

  Mourgias-Alexandris, G., Moralis-Pegios, M., Terzenidis, N., Cherchi, M., Harjanne, M., Aalto, T., Vyrsokinos, K. & Pleros, N., 1 Jan 2018, Optical Interconnects XVIII. Schröder, H. & Chen, R. T. (eds.). International Society for Optics and Photonics SPIE, p. 7 (Proceedings of SPIE, Vol. 10538).

  Research output: Chapter in Book/Report/Conference proceeding › Conference article in proceedings › Scientific › peer-review

  • Optical Switch
  • Contention
  • Optical switches
  • Latency
  • Architecture

• 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, 8535166

  Research output: Chapter in Book/Report/Conference proceeding › Conference article in proceedings › Scientific › peer-review

  • Electroabsorption modulators
  • gallium arsenide
  • Semiconductor quantum wells
  • Silicon photonics
  • Optical interconnects

• 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 Access

  • data transmission
  • nitrides
  • modulators
  • waveguides
  • optical interconnects
  3 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 Access

  File

  • Mid-infrared
  • Sensing
  • Wavelength
  • Light sources
  • Gas
  2 Citations (Scopus)

  133 Downloads (Pure)

• Light Escalators in Optical Circuits Between Thick and Thin Waveguides

  Cherchi, M., Aalto, T. & Arpiainen, S., 25 Oct 2018, IPC No. G02B 6/14, Patent No. WO18193167 A1, 23 Apr 2018, Priority date 21 Apr 2017, Priority No. US20170488101P

  Research output: Patent › Patent application

  • photonics
  • refractive index
  • silicon

• 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

  • U bends
  • flat surfaces
  • photonics
  • waveguides
  • geometry
  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

  • Optical switches
  • Wavelength
  • switches
  • SOI (semiconductors)
  • Switches
  15 Citations (Scopus)

• Multichannel VCSEL-based optical transceiver employing multicore fibers at 6x25 Gbps/fiber

  Karppinen, M., Tanskanen, A., Ollila, J., Gustavsson, J., Larsson, A., Ko, M., Kissinger, D., Grüner-Nielsen, L., Safaisini, R., Maho, A., Sotom, M. & Stampoulidis, L., 14 Mar 2018, Optical Interconnects XVIII. International Society for Optics and Photonics SPIE, 105380C. (Proceedings of SPIE, Vol. 10538).

  Research output: Chapter in Book/Report/Conference proceeding › Conference abstract in proceedings › Scientific

  • Optical transceivers
  • Surface emitting lasers
  • Fibers
  • Transceivers
  • Photodiodes

• Nanocrystalline silicon optomechanical cavities

  Navarro-Urrios, D., Capuj, N. E., Maire, J., Colombano, M., Jaramillo-Fernandez, J., Chavez-Angel, E., Martin, L. L., Mercadé, L., Griol, A., Martínez, A., Sotomayer-Torres, C. & Ahopelto, J., 2018, In: Optics Express. 26, 8, p. 9829-9839 11 p.

  Research output: Contribution to journal › Article › Scientific › peer-review

  Open Access

  • cavities
  • silicon
  • integrated circuits
  • chaos
  • lasing
  8 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. 31-34

  Research output: Contribution to journal › Article › Scientific › peer-review

  • Silicon
  • Electric delay lines
  • delay lines
  • slots
  • Waveguides
  14 Citations (Scopus)

• Optical interconnects based on VCSELs and low-loss silicon photonics

  Aalto, T., Harjanne, M., Karppinen, M., Cherchi, M., Sitomaniemi, A., Ollila, J., Malacarne, A. & Neumeyr, C., 1 Jan 2018, Optical Interconnects XVIII. International Society for Optics and Photonics SPIE, 1053816. (Proceedings of SPIE, Vol. 10538).

  Research output: Chapter in Book/Report/Conference proceeding › Conference article in proceedings › Scientific › peer-review

  • Optical Interconnects
  • Silicon Photonics
  • Silicon-on-insulator
  • Vertical-cavity Surface-emitting Laser (VCSEL)
  • Silicon photonics
  2 Citations (Scopus)