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• Self-assembled three-dimensional inverted photonic crystals on a photonic chip

  Arpiainen, S., Vynck, K., Dekker, J., Kapulainen, M., Khunsin, W., Aalto, T., Mulot, M., Kocher-Oberlehrer, G., Zentel, R., Torres, C. M. S., Cassagne, D. & Ahopelto, J., 1 Sep 2017, In: Physica Status Solidi A: Applications and Materials Science. 214, 9, 1700039.

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

• Towards Si-based photonic circuits: integrating photonic crystals in Si platforms

  Jonsson, F., Arpiainen, S., Romero-Vivas, J., Romanov, S. G., Ye, J., Zentel, R., Sotomayor-Torres, C. M. & Ahopelto, J., 2005, Proceedings of 2005 7th International Conference Transparent Optical Networks, 2005. IEEE Institute of Electrical and Electronic Engineers, 129

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

• Towards Si-based photonic circuits: Integrating photonic crystals in silicon-on-insulator platforms

  Kocher, G., Khunsin, W., Arpiainen, S., Romero-Vivas, J., Romanov, S. G., Ye, J., Lange, B., Jonsson, F., Zentel, R., Ahopelto, J. & Sotomayor Torres, C. M., 2007, In: Solid-State Electronics. 51, 2, p. 333-336

  Research output: Contribution to journal › Article › Scientific › peer-review
  4 Citations (Scopus)

• Photonic quasi-crystal terahertz lasers

  Vitiello, M. S., Nobile, M., Ronzani, A., Tredicucci, A., Castellano, F., Talora, V., Li, L., Linfield, E. H. & Davies, A. G., 1 Jan 2014, In: Nature Communications. 5, 5884.

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

  Open Access
  53 Citations (Scopus)

• Advanced technologies for photonic module integration

  Kopola, H., 2001, p. 332 - 333.

  Research output: Contribution to conference › Conference article › Scientific

• Bioactive Hybrid Materials for Photonic Microsystems

  Kivimäki, L., 2006, Research and development activities in printed intelligence 2006. VTT Technical Research Centre of Finland, p. 38-39

  Research output: Chapter in Book/Report/Conference proceeding › Chapter or book article › Professional

• Fabrication of silicon nanostructures for photonic crystal applications

  Yliniemi, S., Simonen, J., Aalto, T. & Heimala, P., 2002, Conference Papers 2002. 4th International Conference on Materials for Microelectronics and Nanoengineering, MFMN 2002: Espoo, FI , 10 - 12 June 2002. London,UK: IOM Communications Ltd., p. 105-108

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

• Opal-based photonic crystals for optoelectronic circuits

  Ferrand, P., Seekamp, J., Solovyev, V. G., Chigrin, D. N., Romanov, S. G., Sotomayor Torres, C. M., Egen, M., Zentel, R., Gaponik, N., Rogach, A., Eychmüller, A. & Ahopelto, J., 2002.

  Research output: Contribution to conference › Conference article › Scientific

• Photonic modules based on 3D LTCC substrates

  Keränen, K., Mäkinen, J-T., Kautio, K., Ollila, J., Heikkinen, V. & Karioja, P., 2004, Proceedings of the Optics Days 2004. University of Turku, p. 31

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

• 3D opal photonic crystals grown on patterned silicon platforms

  Jonsson, F., Ye, J., Arpiainen, S., Zentel, R., Ahopelto, J. & Sotomayor Torres, C. M., 2005.

  Research output: Contribution to conference › Other conference contribution › Scientific › peer-review

• Photonic integrated circuits based on silicon waveguides

  Aalto, T., Harjanne, M., Kapulainen, M., Solehmainen, K., Heimala, P., Mulot, M. & Arpiainen, S., 2006.

  Research output: Contribution to conference › Other conference contribution › Scientific

• Micro and nanotechnologies for photonic and electronic applications

  Kopola, H., Kattelus, H. & Lammasniemi, J., 2004. 10 p.

  Research output: Contribution to conference › Conference article › Scientific › peer-review

• Photonic module integration based on silicon, ceramic and plastic technologies: Dissertation

  Keränen, K., 2008, Espoo: VTT Technical Research Centre of Finland. 104 p.

  Research output: Thesis › Dissertation › Collection of Articles

  Open Access

• Fabrication of photonic crystal waveguide elements on SOI

  Yliniemi, S., Aalto, T., Heimala, P., Pekko, P., Jefimovs, K. & Uusitupa, T., 2003, Integrated Optical Devices: Fabrication and Testing. Righini, G. C. (ed.). International Society for Optics and Photonics SPIE, p. 23-31 (Proceedings of SPIE, Vol. 4944).

  Research output: Chapter in Book/Report/Conference proceeding › Conference article in proceedings › Scientific › peer-review
  6 Citations (Scopus)

• Sol-gel materials for photonic applications: Dissertation

  Rantala, J., 1998, Espoo: VTT Technical Research Centre of Finland. 99 p.

  Research output: Thesis › Dissertation › Monograph

• Photomic Devices and Methods of Using and Making Photonic Devices

  Purnawirman, P., Watts, M. R., Hosseini, E. S., Bradley, J. B., Sun, J. & Cherchi, M., 10 May 2018, IPC No. H01S 3/23, Patent No. US2018131155 A1, Priority date 28 Sep 2017, Priority No. US201715718045

  Research output: Patent › Patent application

• Technologies for hybrid integration of photonic and electronic micromodules

  Kopola, H., Aikio, J., Aikio, M., Jaakola, T., Mäkinen, J-T., Karppinen, M., Hiltunen, J. & Kololuoma, T., 2004, Elektronische Baugruppen: Aufbau- und Fertigungstechnik. VDE Verlag, p. 29-34 (GMM-Fachbericht; No. 44).

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

• Integrated SiGe Detectors for Si Photonic Sensor Platforms

  Pandraud, G., Milosavljevic, S., Sammak, A., Cherchi, M., Jovic, A. & Sarro, P., 11 Aug 2017, In: Proceedings. 1, 4, 5 p.

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

  Open Access

• Site-selective self-assembly of colloidal photonic crystals

  Arpiainen, S., Jonsson, F., Dekker, J. R., Kocher, G., Khunsin, W., Solomayor Torres, C. M. & Ahopelto, J., 2009, In: Advanced Functional Materials. 19, 8, p. 1247-1253 7 p.

  Research output: Contribution to journal › Article › Scientific › peer-review
  20 Citations (Scopus)

• Pilot production of photonic devices by roll-to-roll nanoimprinting

  Mäkelä, T., Haatainen, T. & Ahopelto, J., 2012, In: Journal of Photopolymer Science and Technology. 25, 2, p. 227-228 1 p.

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

  Open Access
  2 Citations (Scopus)

• Exploring integration prospects of opal-based photonic crystals

  Romanov, S. G., Ferrand, P., Egen, M., Zentel, R., Ahopelto, J., Gaponik, N., Eychmueller, A., Rogach, A. L. & Sotomayor Torres, C. M., 2003, In: Synthetic Metals. 139, 3, p. 701-704 4 p.

  Research output: Contribution to journal › Article › Scientific › peer-review
  14 Citations (Scopus)

• Integration of SOI-based 2D- and Si-based 3D photonic crystals

  Kocher, G., Khunsin, W., Vivas, J. R., Vynck, K., Arpiainen, S., Romanov, S. G., Lange, B., Mulot, M., Johnsson, F., Charvolin, T., Hajdi, E., Cassagne, D., Zentel, R., Ahopelto, J. & Torres, C. M. S., 2007, In: ECS Transactions. 6, 14, p. 133-138

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

• Large-area nano-photonic chemical sensors: FP7-PHOTOSENS project

  Karioja, P., Hiltunen, J., Alajoki, T., Tuominen, J., Siitonen, S., Kontturi, V., Böhlen, K., Hauser, R., Charlton, M., Boersma, A., Lieberzeit, P., Felder, T., Eustace, D. & Haskal, E., 2014, European Optical Society Annual Meeting 2014 (EOSAM 2014). European Optical Society (EOS), Vol. 1. p. 307-308

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

• Bioactive hybrid materials for photonic microsystems

  Kivimäki, L., Pulli, T., Männikkö, H., Mäkelä, K-L., Känsäkoski, M., Maaninen, A. & Kopola, H., 2005, IEEE/LEOS International Conference on Optical MEMs and Their Applications. IEEE Institute of Electrical and Electronic Engineers, p. 167-168 (Optical MEMS, IEEE/LEOS International Conference on, Vol. 2005).

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

• LTCC technology for photonic and millimeter wave module integration

  Keränen, K., Karppinen, M., Lenkkeri, J., Mäkinen, J-T., Ollila, J. & Karioja, P., 2005, In: International Journal of Software Engineering and Knowledge Engineering. 15, 2, p. 215 - 224 10 p.

  Research output: Contribution to journal › Article › Scientific › peer-review
  1 Citation (Scopus)

• Photonic crystal slabs with ring-shaped holes in a triangular lattice

  Mulot, M., Säynätjoki, A., Arpiainen, S., Lipsanen, H. & Ahopelto, J., 2005, Proceedings of 2005 7th International Conference Transparent Optical Networks, 2005. IEEE Institute of Electrical and Electronic Engineers, p. 155-158

  Research output: Chapter in Book/Report/Conference proceeding › Conference article in proceedings › Scientific
  5 Citations (Scopus)

• Efficient light coupling into a photonic crystal waveguide with flatband slow mode

  Säynätjoki, A., Vynck, K., Mulot, M., Cassagne, D., Ahopelto, J. & Lipsanen, H., 2008, In: Photonics and Nanostructures: Fundamentals and Applications. 6, 2, p. 127 - 133 7 p.

  Research output: Contribution to journal › Article › Scientific › peer-review
  9 Citations (Scopus)

• Self-assembly of tree-dimensional photonic crystals on stuructured silicon wafers

  Ferrand, P., Egen, B., Griesebock, J., Ahopelto, J., Muller, M., Zentel, R., Romanov, S. & Sotomayer Torres, C., 2002, In: Applied Physics Letters. 81, 15, p. 2689-2691

  Research output: Contribution to journal › Article › Scientific › peer-review
  33 Citations (Scopus)

• Precision alignment and cooling structures for photonic packaging on LTCC

  Kautio, K., Keränen, K., Ollila, J., Mäkinen, J-T., Hiltunen, J. & Karioja, P., 2004, Proceedings of 2004 IMAPS Conference on Ceramic Interconnect Technology.

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

• Slow-light photonic crystal waveguides with ring-shaped holes on silicon-on-insulator

  Säynätjoki, A., Mulot, M., Vynck, K., Cassagne, D., Ahopelto, J. & Lipsanen, H., 2008, Silicon Photonics and Photonic Integrated Circuits. International Society for Optics and Photonics SPIE, Art. no. 69961O. (Proceedings of SPIE, Vol. 6996).

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

• 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

• Si-based integrated optical and photonic microstructures

  Leppihalme, M., Aalto, T., Katila, P., Heimala, P., Blomberg, M. & Tammela, S., 2000, Integrated optics devices IV. Righini, G. C. & Honkanen, S. (eds.). International Society for Optics and Photonics SPIE, p. 2-15 (Proceedings of SPIE, Vol. 3936).

  Research output: Chapter in Book/Report/Conference proceeding › Conference article in proceedings › Scientific › peer-review
  1 Citation (Scopus)

• Reflection of focused beams from opal photonic crystals

  Varis, K., Mattila, M., Arpiainen, S., Ahopelto, J., Jonsson, F., Torres, C. M. S., Egen, M. & Zentel, R., 2005, In: Optics Express. 13, 7, p. 2653 - 2667 15 p.

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

  Open Access
  3 Citations (Scopus)

• NIL fabrication of a polymer based photonic sensor device in P3SENS project

  Giannone, D., Dortu, F., Bernier, D., Johnson, N. P., Sharp, G. J., Hou, L., Khokhar, A. Z., Fürjes, P., Kurunczi, S., Petrik, P., Horvath, R., Aalto, T., Kolari, K., Ylinen, S., Haatainen, T. & Egger, H., 2012, Organic Photonics V. International Society for Optics and Photonics SPIE, 843529. (Proceedings of SPIE, Vol. 8435).

  Research output: Chapter in Book/Report/Conference proceeding › Conference article in proceedings › Scientific › peer-review
  4 Citations (Scopus)

• Photonic devices based on silicon oxynitride and silicon-on-insulator waveguides

  Aalto, T., Katila, P., Heimala, P. & Yliniemi, S., 2000. 1 p.

  Research output: Contribution to conference › Conference article › Scientific › peer-review

• Transparent conductive sol-gel thin films for photonic applications

  Kololuoma, T., Rantala, J., Vähäkangas, J. & Laitinen, R., 1999, Integrated Optics Devices III. Bellingaham, US: International Society for Optics and Photonics SPIE, p. 134-142 (Proceedings of SPIE, Vol. 3620).

  Research output: Chapter in Book/Report/Conference proceeding › Conference article in proceedings › Scientific › peer-review
  4 Citations (Scopus)

• 2D photonic defect layers in 3D inverted opals on Si platforms

  Kocher, G., Khunsin, W., Romanov, S. G., Vynck, K., Arpiainen, S., Lange, B., Ye, J., Jonsson, F., Cassagne, D., Zentel, R., Ahopelto, J. & Sotomayor Torres, C. M., 2006, 2006 International Conference on Transparent Optical Networks. IEEE Institute of Electrical and Electronic Engineers, p. 68-72

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

• Characterization of photonic crystal waveguides using Fabry-Perot resonances

  Säynätjoki, A., Mullot, M., Arpiainen, S., Ahopelto, J. & Lipsanen, H., 2006, In: Journal of Optics A: Pure and Applied Optics. 8, 7, p. S502-S506 5 p.

  Research output: Contribution to journal › Article › Scientific › peer-review
  8 Citations (Scopus)

• Integration of self-assembled three-dimensional photonic crystals onto structured silicon wafers

  Ye, J., Zentel, R., Arpiainen, S., Ahopelto, J., Jonsson, F., Romanov, S. G. & Sotomayor Torres, C. M., 2006, In: Langmuir. 22, 17, p. 7378-7383 6 p.

  Research output: Contribution to journal › Article › Scientific › peer-review
  34 Citations (Scopus)

• Dispersion engineering of photonic crystal waveguides with ring-shaped holes

  Säynätjoki, M., Mulot, M., Ahopelto, J. & Lipsanen, H., 2007, In: Optics Express. 15, 13, p. 8323-8328

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

  Open Access
  122 Citations (Scopus)

• Slow light propagation in photonic crystal waveguides with ring-shaped holes

  Mulot, M., Säynätjoki, A., Arpiainen, S., Lipsanen, H. & Ahopelto, J., 2007, In: Journal of Optics A: Pure and Applied Optics. 9, 9, p. S415-S418

  Research output: Contribution to journal › Article › Scientific › peer-review
  26 Citations (Scopus)

• Micromoulding of three-dimensional photonic crystals on silicon substrates

  Ferrand, P., Minty, M. J., Egen, M., Ahopelto, J., Zentel, R., Romanov, S. G. & Sotomayor Torres, C. M., 2003, In: Nanotechnology. 14, 2, p. 323-326 4 p.

  Research output: Contribution to journal › Article › Scientific › peer-review
  20 Citations (Scopus)

• Integration of 2D and 3D nanostructure fabrication with wafer-scale microelectronics: Photonic crystals and graphene: Dissertation

  Arpiainen, S., 2015, Espoo: VTT Technical Research Centre of Finland. 78 p.

  Research output: Thesis › Dissertation › Collection of Articles

  Open Access

• 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 Engineers

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

• Properties, applications and fabrication of photonic crystals with ring-shaped holes in silicon-on-insulator

  Säynätjoki, A., Mulot, M., Vynck, K., Cassagne, D., Ahopelto, J. & Lipsanen, H., 2008, In: Photonics and Nanostructures: Fundamentals and Applications. 6, 1, p. 42 - 46 5 p.

  Research output: Contribution to journal › Article › Scientific › peer-review
  32 Citations (Scopus)

• Scalable electro-photonic integration concept based on polymer waveguides

  Bosman, E., Van Steenberge, G., Boersma, A., Wiegersma, S., Harmsma, P., Karppinen, M., Korhonen, T., Offrein, B. J., Dangel, R., Daly, A., Ortsiefer, M., Justice, J., Corbett, B., Dorrestein, S. & Duis, J., 1 Jan 2016, Optical Interconnects XVI. Schröder, H. & Chen, R. T. (eds.). International Society for Optics and Photonics SPIE, 97530G. (Proceedings of SPIE, Vol. 9753).

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

• Optical Bloch-mode-induced quasi phase matching of quadratic interactions in one-dimensional photonic crystals

  Faccio, D., Bragheri, F. & Cherchi, M., 1 Jan 2004, In: Journal of the Optical Society of America B: Optical Physics. 21, 2, p. 296-301 6 p.

  Research output: Contribution to journal › Article › Scientific › peer-review
  11 Citations (Scopus)

• Design and process development of a photonic crystal polymer biosensor for point of care diagnostics

  Dortu, F., Egger, H., Kolari, K., Haatainen, T., Furjes, P., Fekete, Z., Bernier, D., Sharp, G., Lahiri, B., Kurunczi, S., Sanchez, J-C., Turcj, N., Petrik, P., Patko, D., Horvath, R., Eiden, S. & Aalto, T., 2011, Clinical and Biomedical Spectroscopy and Imaging II. Nirmala, R. (ed.). International Society for Optics and Photonics SPIE, 17 p. 80870D. (Proceedings of SPIE, Vol. 8087).

  Research output: Chapter in Book/Report/Conference proceeding › Conference article in proceedings › Scientific › peer-review
  9 Citations (Scopus)

• Disposable photonic integrated circuits for evanescent wave sensors by ultra-high volume roll-to-roll method

  Aikio, S., Hiltunen, J., Hiitola-Keinänen, J., Hiltunen, M., Kontturi, V., Siitonen, S., Puustinen, J. & Karioja, P., 2016, In: Optics Express. 24, 3, p. 2527-2541

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

  Open Access
  27 Citations (Scopus)

• Tunable photonic heat transport in a quantum heat valve

  Ronzani, A., Karimi, B., Senior, J., Chang, Y. C., Peltonen, J. T., Chen, C. D. & Pekola, J. P., 1 Oct 2018, In: Nature Physics. 14, 10, p. 991-995 5 p.

  Research output: Contribution to journal › Article › Scientific › peer-review
  109 Citations (Scopus)