Antti Tukiainen
About me
I work as a Senior Scientist in the Photonics Laboratory, Physics unit. My specialty are III-V semiconductor materials and components and their fabrication and characterization. I have also the Title of Docent in semiconductor technologies.
Responsibilities
Radiation safety officer (the XRD instruments at Physic unit, the micro-XRF instrument at Tampere microscopy center)
Infra responsibilities and acting as the contact person regarding semiconductor fabrication and characterization infra
Research on optoelectronic materials and devices
Taking part to Research hub planning especially regarding MBE and semiconductor analysis rooms
Fields of expertise
Characterization of epitaxial semiconductor materials (XRD, GIXRD, XRR, PL, DLTS, C-V, reflectance and transmission measurements, Hall, microscopy, AFM, EQE, L-I-V-T)
Design and characterization III-V semiconductor solar cells (single junction, multijunction devices)
Molecular beam epitaxy (III-V semiconductor materials and structures (e.g. lasers, solar cells)
Design, fabrication and characterization of quantum structures and optical thin films
Latest publications
Direct PEALD Deposition of a HfO2 Gate Dielectric without the Passivation for TFTs on Rigid and Flexible Substrates
Tewari, A., Tukiainen, A., Mäntysalo, M. & Berger, P. R., 2025, In: ACS Applied Electronic Materials. 7, 15, p. 7120-7130 11 p.Research output: Contribution to journal › Article › Scientific › peer-review
Effect of H2O2 and H2O immersions on epitaxial GaInP-GaAs interfaces: Photoluminescence and x-ray photoelectron study
Rad, Z. J., Miettinen, M., Laaksonen, J., Piispanen, P., Punkkinen, M., Kokko, K., Laukkanen, P., Tukiainen, A., Tuorila, H., Piirilä, H., Viheriälä, J. & Guina, M., 7 Nov 2025, (E-pub ahead of print) In: Applied Surface Science. 720, 165009.Research output: Contribution to journal › Article › Scientific › peer-review
External contacts formation for thin-film III-V solar cells exploiting inkjet printing
Ramu, P., Aho, A., Polojärvi, V., Aho, T., Tukiainen, A. & Guina, M., 14 Jul 2025, In: Applied Physics Letters. 127, 2, 023902.Research output: Contribution to journal › Article › Scientific › peer-review
Fabrication of External Contacts for Thin-film III-V Solar Cells using Inkjet Printing
Ramu, P., Aho, A., Polojärvi, V., Aho, T., Tukiainen, A. & Guina, M., 2025, 2025 IEEE 53rd Photovoltaic Specialists Conference, PVSC 2025. IEEE, p. 1565-1567 3 p. (Conference Record of the IEEE Photovoltaic Specialists Conference).Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › Scientific › peer-review
Bridging the gap between surface physics and photonics
Laukkanen, P., Punkkinen, M., Kuzmin, M., Kokko, K., Liu, X., Radfar, B., Vähänissi, V., Savin, H., Tukiainen, A., Hakkarainen, T., Viheriälä, J. & Guina, M., Apr 2024, In: REPORTS ON PROGRESS IN PHYSICS. 87, 4, 044501.Research output: Contribution to journal › Review Article › peer-review
Production of mixed phase Ti3+-rich TiO2 thin films by oxide defect engineered crystallization
Palmolahti, L., Ali-Löytty, H., Hannula, M., Tinus, T., Lehtola, K., Tukiainen, A., Reuna, J. & Valden, M., 2024, In: Nanoscale. 16, 48, p. 22383-22392 10 p.Research output: Contribution to journal › Article › Scientific › peer-review
Ti3+ Self-Doping-Mediated Optimization of TiO2 Photocatalyst Coating Grown by Atomic Layer Deposition
Bhuskute, B., Ali-Löytty, H., Saari, J., Tukiainen, A. & Valden, M., 2024, In: ACS Applied Engineering Materials. 2, 9, p. 2278-2284Research output: Contribution to journal › Article › Scientific › peer-review
Corrigendum to “Pinhole-resistant nanocrystalline rutile TiO2 photoelectrode coatings” [Acta Materialia 239 (2022) 118257] (Acta Materialia (2022) 239, (S1359645422006371), (10.1016/j.actamat.2022.118257))
Palmolahti, L., Ali-Löytty, H., Hannula, M., Saari, J., Wang, W., Tukiainen, A., Lahtonen, K. & Valden, M., 1 May 2023, In: Acta Materialia. 249, 118818.Research output: Contribution to journal › Comment/debate › Scientific
Development of VCSELs for cyogenic (4.2 K) optical interfaces
Viheriälä, J., Uusitalo, T., Virtanen, H., Namvar, B., Rajala, P., Ranta, S., Hakkarainen, T., Tukiainen, A., Almuneau, G. & Guina, M., 2023, 2023 IEEE Photonics Society Summer Topicals Meeting Series (SUM). IEEE, (LEOS Summer Topical Meeting).Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › Scientific › peer-review
Role of CsMnCl3Nanocrystal Structure on Its Luminescence Properties
Matuhina, A., Grandhi, G. K., Pan, F., Liu, M., Ali-Löytty, H., Ayedh, H. M., Tukiainen, A., Smått, J.-H., Vähänissi, V., Savin, H., Li, J., Rinke, P. & Vivo, P., 2023, In: ACS Applied Nano Materials. 6, 2, p. 953–965 13 p.Research output: Contribution to journal › Article › Scientific › peer-review