Projects per year
Personal profile
Expertise related to UN Sustainable Development Goals
In 2015, UN member states agreed to 17 global Sustainable Development Goals (SDGs) to end poverty, protect the planet and ensure prosperity for all. This person’s work contributes towards the following SDG(s):
Fingerprint
- 1 Similar Profiles
Collaborations and top research areas from the last five years
-
HIOC: High-accuracy ion-based optical clocks
Lindvall, T. (Manager) & Wallin, A. (Participant)
1/05/24 → 30/04/27
Project: EU project
-
TOCK: Transportable optical clocks for key comparisons
Lindvall, T. (Manager), Wallin, A. (Participant), Hanhijärvi, K. (Participant) & Fordell, T. (Participant)
EURAMET e.V. - European Partnership on Metrology
1/05/23 → 30/04/26
Project: EU project
-
NaQCI.fi: National Quantum Communication Infrastructure in Finland
Seppänen, K. (PI), Ahola, K. (Participant), Cherchi, M. (Participant), Fordell, T. (Participant), Thomas, G. (Participant), Hanhijärvi, K. (Participant), Huusko, J. (Owner), Kalsta, A. (Participant), Koivisto, J. (Participant), Koskela, P. (Participant), Lehtikangas, J. (Participant), Lehtonen, S. (Participant), Lindvall, T. (Participant), Lintulampi, A. (Participant), Manninen, A. (Participant), Muurman, M. (Participant), Nikula, S. (Participant), Nissilä, J. (Participant), Ojakangas, K. (Participant), Ojasalo, K. (Participant), Ollikainen, V. (Participant), Pourjamal, S. (Participant), Puhakainen, P. (Participant), Rantakokko, M. (Participant), Ruponen, S. (Participant) & Wallin, A. (Participant)
1/01/23 → 31/12/25
Project: EU project
-
Quantum QKD Demo
Seppänen, K. (PI), Nikula, S. (Participant), Hanhijärvi, K. (Participant), Fordell, T. (Participant), Manninen, A. (Participant), Pourjamal, S. (Participant), Wallin, A. (Participant), Ojasalo, K. (Participant), Koskela, P. (Participant), Lintulampi, A. (Participant) & Ollikainen, V. (Participant)
3/01/22 → 30/12/22
Project: Research
-
WRITE: Precision time for industry
Wallin, A. (Manager) & Hanhijärvi, K. (Participant)
1/06/18 → 30/11/21
Project: EU project
Research output
-
88Sr+ optical clock with 7.9×10−19 systematic uncertainty and measurement of its absolute frequency with 9.8×10−17 uncertainty
Lindvall, T., Fordell, T., Hanhijärvi, K. J., Doležal, M., Rahm, J., Weyers, S. & Wallin, A. E., 27 Oct 2025, In: Physical Review Applied. 24, 044082.Research output: Contribution to journal › Article › Scientific › peer-review
Open Access -
Closed-Loop Polarization Mode Dispersion Mitigation for Fibre-Optic Time and Frequency Transfer
Fordell, T., Wallin, A., Lindvall, T. & Hanhijärvi, K., 15 Mar 2025, In: Optics Letters. 50, 6, p. 1759-1762Research output: Contribution to journal › Article › Scientific › peer-review
Open AccessFile1 Citation (Scopus)17 Downloads (Pure) -
Coordinated international comparisons between optical clocks connected via fiber and satellite links
Lindvall, T., Pizzocaro, M., Godun, R. M., Abgrall, M., Akamatsu, D., Amy-Klein, A., Benkler, E., Bhatt, N. M., Calonico, D., Cantin, E., Cantoni, E., Cerretto, G., Chardonnet, C., Cifuentes Marín, M. A., Clivati, C., Condio, S., Curtis, E. A., Denker, H., Donadello, S. & Dörscher, S. & 40 others, , 2025, In: Optica. 12, 6, p. 843-852 10 p.Research output: Contribution to journal › Article › Scientific › peer-review
Open Access -
Guidelines for designs for ultrastable laser with 10−17 fractional frequency instability
Barbarat, J., Benkler, E., Bober, M., Clivati, C., Dickmann, J., Fang, B., Fluhr, C., Fordell, T., Gillot, J., Giordano, V., Gustavsson, D., Hanhijärvi, K., Hartman, M., Herbers, S., Jaros, A., Kawohl, J., Kersale, Y., Kroker, S., Kwong, C. J. & Lacroute, C. & 29 others, , 8 Apr 2025, In: arXiv preprint. 106 p.Research output: Contribution to journal › Article › Scientific
Open Access -
Measurement of the Differential Static Scalar Polarizability of the 88Sr+ Clock Transition
Lindvall, T., Hanhijärvi, K., Fordell, T. & Wallin, A., 24 Jul 2025, In: Physical Review Letters. 135, 8 p., 043402.Research output: Contribution to journal › Article › Scientific › peer-review
Open AccessFile19 Downloads (Pure)
Press/Media
-
Atomikellot pysyvät tarkassa ajassa käytännössä ikuisesti, mutta maapallo ei – lisäsekunneista on syntynyt ongelma, joka pitää ratkaista
13/11/23
1 Media contribution
Press/Media: Press / Media
-
Suomen virallista aikaa mittaavista atomikelloista osa on vanhentumassa – ”Tällaisten kellojen valmistajia ei ole maailmassa kovin monta”
6/10/23
1 Media contribution
Press/Media: Press / Media
-
Lehdistötiedote 12.1.2023: VTT MIKESin kehittämä optinen atomikello voi päästä maailman tarkimpaan kärkeen
12/01/23
1 Media contribution
Press/Media: Press / Media
-
Tester visar att Finlands exaktaste klocka fungerar väl – skulle i teorin kunna gå fel med 1 sekund på 14 miljarder år
14/09/22
1 Media contribution
Press/Media: Press / Media
-