Research output per year
Research output per year
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Dive into the research topics where Heli Seppänen is active. These topic labels come from the works of this person. Together they form a unique fingerprint.
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Collaborations and top research areas from the last five years
Recent external collaboration on country/territory level. Dive into details by clicking on the dots or
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Effect of atomic layer annealing in plasma-enhanced atomic layer deposition of aluminum nitride on silicon
Seppanen, H., Prozheev, I., Kauppinen, C., Suihkonen, S., Mizohata, K. & Lipsanen, H., Sept 2023, In: JOURNAL OF VACUUM SCIENCE AND TECHNOLOGY A. 41, 5, 7 p., 052401.Research output: Contribution to journal › Article › Scientific › peer-review
Open AccessFile4 Downloads (Pure) -
Effects of atomic layer deposition on the optical properties of two-dimensional transition metal dichalcogenide monolayers
Turunen, M., Fernandez Pizarro, H., Akkanen, S-T., Seppänen, H. & Sun, Z., Oct 2023, In: 2D Materials. 10, 4, 9 p., 045018.Research output: Contribution to journal › Article › Scientific › peer-review
Open AccessFile1 Downloads (Pure) -
Atomic layer deposition of AlN using atomic layer annealing - Towards high-quality AlN on vertical sidewalls
Österlund, E., Seppänen, H., Bespalova, K., Miikkulainen, V. & Paulasto-Kröckel, M., 1 May 2021, In: Journal of Vacuum Science and Technology A: Vacuum, Surfaces and Films. 39, 3, 12 p., 032403.Research output: Contribution to journal › Article › Scientific › peer-review
Open AccessFile12 Citations (Scopus)68 Downloads (Pure) -
GaAs surface passivation for InAs/GaAs quantum dot based nanophotonic devices
Chellu, A., Koivusalo, E., Raappana, M., Ranta, S., Polojärvi, V., Tukiainen, A., Lahtonen, K., Saari, J., Valden, M., Seppänen, H., Lipsanen, H., Guina, M. & Hakkarainen, T., 26 Mar 2021, In: Nanotechnology. 32, 13, 12 p., 130001.Research output: Contribution to journal › Article › Scientific › peer-review
Open AccessFile7 Citations (Scopus)37 Downloads (Pure) -
Atomic Layer Deposition of PbS Thin Films at Low Temperatures
Popov, G., Bačić, G., Mattinen, M., Manner, T., Lindström, H., Seppänen, H., Suihkonen, S., Vehkamäki, M., Kemell, M., Jalkanen, P., Mizohata, K., Räisänen, J., Leskelä, M., Koivula, H. M., Barry, S. T. & Ritala, M., 13 Oct 2020, In: Chemistry of Materials. 32, 19, p. 8216-8228 13 p.Research output: Contribution to journal › Article › Scientific › peer-review
Open AccessFile17 Citations (Scopus)61 Downloads (Pure)
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GreEnergy: Wideband optical antennae for use in energy harvesting applications
Lipsanen, H., Holmi, J., Khayrudinov, V., Shafi, A., Mehmood, N., Mustonen, P., Mäntynen, H., Raju, R. & Seppänen, H.
01/01/2021 → 31/12/2024
Project: EU: Framework programmes funding
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GrapheneCore3: Graphene Flagship Core Project 3
Lipsanen, H., Shafi, A., Holmi, J., Mackenzie, D., Seppänen, H. & Mustonen, P.
01/04/2020 → 30/09/2023
Project: EU: Framework programmes funding
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MATINE AEROGEELI: Uudet aerogeelipohjaiset tutkahäivemateriaalit
Lipsanen, H., Khalid, F., Seppänen, H., Raju, R. & Radwan, M.
01/02/2022 → 31/03/2023
Project: Other external funding: Other government funding
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ALDEL: Atomic-layer-deposited erbium-lasers for high-speed data centers
Sun, Z., Liu, P., Pakarinen, L., Liapis, A., Pelgrin, V., Seppänen, H., Atalaia Rosa, J., Cui, X., Rönn, J., Rajamanickam, R. & Nigmatulin, F.
01/01/2021 → 31/12/2022
Project: Business Finland: New business from research ideas (TUTLI)
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2D Layered Materials for Photonics
Lipsanen, H., Junaid, M., Susoma, J., Mackenzie, D., Mäntynen, H., Khayrudinov, V., Holmi, J., Mustonen, P., Isakov, K. & Seppänen, H.
01/09/2016 → 31/08/2020
Project: Academy of Finland: Other research funding
Prizes
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JVST A Best ALD Paper Award
Österlund, Elmeri (Recipient), Seppänen, Heli (Recipient), Bespalova, Kristina (Recipient), Miikkulainen, Ville (Recipient) & Paulasto-Kröckel, Mervi (Recipient), 28 Jun 2021
Prize: Award or honor granted for a specific work
Activities
- 1 Conference presentation
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Passivation of detector-grade Fz-Si with atomic layer deposited aluminium oxide
Toni Pasanen (Speaker), Jennifer Ott (Contributor), Päivikki Repo (Contributor), Heli Seppänen (Contributor), Ville Vähänissi (Contributor) & Hele Savin (Contributor)
23 Sept 2019Activity: Talk or presentation types › Conference presentation