Tampere University of Technology

TUTCRIS Research Portal

Tapio Niemi

  1. 2019
  2. Published

    Analysis of upconversion nanoparticles as an active medium for upconversion light sources

    Fedotov, A., Pominova, D., Orlovskaya, E., Orlovskii, Y., Niemi, T. & Gumenyuk, R., 1 Mar 2019, Proceedings of SPIE: Optical Components and Materials XVI. S P I E - International Society for Optical Engineering, Vol. 10914. 9 p. 109140R. (Proceedings of SPIE : the International Society for Optical Engineering; vol. 10914).

    Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

  3. Published

    High molecular weight block copolymer lithography for nanofabrication of hard mask and photonic nanostructures

    Rasappa, S., Hulkkonen, H., Schulte, L., Ndoni, S., Reuna, J., Salminen, T. & Niemi, T., 2019, In : Journal of Colloid and Interface Science. 534, 15, p. 420-429 10 p.

    Research output: Contribution to journalArticleScientificpeer-review

  4. 2018
  5. Published

    Perfect Optical Absorbers Based on Plasmon Resonances in Subwavelength-Patterned Gold Thin Films

    Hulkkonen, H., Sah, A. & Niemi, T., 20 Nov 2018.

    Research output: Other conference contributionPaper, poster or abstractScientific

  6. Published

    All-Metal Broadband Optical Absorbers Based on Block Copolymer Nanolithography

    Hulkkonen, H., Sah, A. & Niemi, T., 13 Nov 2018, In : ACS Applied Materials & Interfaces. 10, 49, p. 42941-42947 7 p.

    Research output: Contribution to journalArticleScientificpeer-review

  7. Published

    Metal/Polymer Back Reflectors with Diffraction Gratings for Light Trapping in III-V Solar Cells

    Aho, T., Guina, M., Elsehrawy, F., Cappelluti, F., Raappana, M., Tukiainen, A., Khairul Alam, A. B. M., Vartiainen, I., Kuittinen, M. & Niemi, T., Nov 2018, 2018 IEEE 7th World Conference on Photovoltaic Energy Conversion (WCPEC): A Joint Conference of 45th IEEE PVSC, 28th PVSEC & 34th EU PVSEC. IEEE, p. 2847-2851 5 p. (CONFERENCE RECORD OF THE IEEE PHOTOVOLTAIC SPECIALISTS CONFERENCE).

    Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

  8. Published

    Directed self-assembly of high-chi block copolymer for fabrication of optical nanoresonator

    Rasappa, S., Schulte, L., Ndoni, S. & Niemi, T., 3 Sep 2018, In : Nanoscale. 10, p. 18306-18314 9 p.

    Research output: Contribution to journalArticleScientificpeer-review

  9. Published

    Gold Metasurfaces for Light Absorption Enhancement via Block Copolymer Lithography

    Hulkkonen, H. & Niemi, T., 18 Jun 2018.

    Research output: Other conference contributionPaper, poster or abstractScientific

  10. Published

    Morphology evolution of PS-b-PDMS block copolymer and its hierarchical directed self-assembly on block copolymer templates

    Rasappa, S., Schulte, L., Borah, D., Hulkkonen, H., Ndoni, S., Salminen, T., Senthamaraikanan, R., Morris, M. A. & Niemi, T., 15 May 2018, In : Microelectronic Engineering. 192, p. 1-7 7 p.

    Research output: Contribution to journalArticleScientificpeer-review

  11. Published

    Site-controlled of InAs quantum dots for quantum technology

    Hakkarainen, T., Niemi, T. & Guina, M., May 2018.

    Research output: Other conference contributionPaper, poster or abstractScientific

  12. Published

    Comparison of metal/polymer back reflectors with half-sphere, blazed, and pyramid gratings for light trapping in III-V solar cells

    Aho, T., Guina, M., Elsehrawy, F., Cappelluti, F., Raappana, M., Tukiainen, A., Khairul Alam, A. B. M., Vartiainen, I., Kuittinen, M. & Niemi, T., 19 Mar 2018, In : Optics Express. 26, 6, p. A331-A340

    Research output: Contribution to journalArticleScientificpeer-review

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