Conference Programme

Hanaholmen Congress Centre, Espoo, 21-22 Oct 2025


Monday, October 20th

14:00 - 17:30 Nordic Fusion Forum 2025 (Link)

18:00 - 21:00 Side event by Women in Nuclear Finland (WiN Finland)


Tuesday, October 21st

Time

Room
Auditorium

09:00 - 10:50 Opening Session

Chair: Harri Varjonen, Finnuclear

09:00

Harri Varjonen, Chairman of the SYP2025 organizing committee
Opening of SYP2025

09:05

Sakari Puisto, Minister of Economic Affairs
Title TBA

09:20

Carl Berglöf, Ministry of Climate and Enterprise, Sweden
Preparations for New Nuclear Power in Sweden

09:50

Keynote: Aziz Dag, Westinghouse
Title TBA

10:20

Keynote: Director Jussi Heinonen, STUK
Legislative Reform and Its Effects on Nuclear Energy in Finland

10:50-11:15 Coffee Break

11:15 - 12:30 Technical Sessions

ROOM

AUDITORIUM

KULLAGER

SKIFTNYCKEL

SMR and Gen IV
Chair: Riitta Kyrki-Rajamäki

Nuclear Fusion Technology
Chair: Megumi Asano-Ulmonen

Nuclear Fuel and Reactor Materials
Chair: Wade Karlsen

11:15

Paula Keto (VTT): Lessons Learned from SAFER2028 SMR Siting and Waste Management Project (SMRSiMa)

Tomas Lindén: An overview of recent fusion developments

Michael Lewis (Westinghouse): AP1000 upgraded fuel design

11:40

Sami Naumer: Characterisation and Transport Modelling of Spent Nuclear Fuel from LWR SMRs

Samuli Saari: ERO2.0 modelling of divertor marker erosion in ASDEX Upgrade L-mode experiments

Björn Andersson (Westinghouse): TRITON11 fuel performance evaluation

12:05

Timothy Schatz: Small and Advanced Modular Reactor Waste Generation and Management in EURAD-2 WP4 FORSAFF

Aaro Järvinen: Accelerating Fusion Science and Technology Development with AI

Jan Höglund (Westinghouse): Westinghouse VVER-440 design upgrade

12:30

Session end

12:30 - 13:30 Lunch

13:30 - 15:10 Plenary Session

Chair: Antti Hakola

13:30

Petra Lundström, Fortum
Nuclear Future Outlook and Fortum

14:00

Veli-Pekka Nurmi, TVO
Nuclear safety and overall safety for a nuclear operator under current safety conditions 

14:30

Katherine Dunne and Philip von Segebaden, Novatron Fusion Group
Title TBA

15:00

Awarding the Pekka Jauho prize 2025

15:10

Session end

15:10 - 15:40 Coffee Break: WiN Fin networking coffee break
 

15:40 - 17:20 Technical Sessions

ROOM

AUDITORIUM

KULLAGER

SKIFTNYCKEL

SMR and GenIV
Chair: Pirjo Knuuttila

Nuclear Fusion Technology
Chair: Taina Kurki-Suonio

Innovative Solutions and Future Technologies
Chair: Petri Kotiluoto

15:40

Junhua Xi (PureTech Industry Oy): Advancing Generation IV Nuclear Energy: Molten Salt Reactors with Online Fuel Processing

Karoliina Salminen (VTT): DEMO breeding blanket remote maintenance concepts and challenges

Antti Räty (VTT): Applying digital twins and ontology for robot assisted decommissioning operations (Euratom project DORADO)

16:05

Pyry-Pekka Koistinen: Operational Maturity of GEN IV Reactor Designs

Changyang Li (LUT University): Remote Maintenance Strategies and Equipment for DEMO Port Systems

Pyry Aho (Fortum): Utilizing Large Language Models to Improve Requirements Tracing in the Nuclear Energy Domain

16:30

Jyri Rökman: Strategic Optionality and Flexibility in SMR Investments for Process Industry, District Heating, and Data Centers: A Scenario and Real Options Approach

Markus Airila: Nordic site selection pre-study for Novatron 3 fusion demonstration facility

Björn Andersson (Westinghouse): Westinghouse AI application for visual inspections

16:55

Jenna Järvenpää: Comparison of Gaussian Plume models for SMRs in urban areas

Jans Henriksson: Novel features of the AFRY Intelligent Scenario Modelling (AISM) tool including PSA studies and sensitivity calculations of radionuclide transport and doses

17:20

Session end

19:00 Conference Dinner


Wednesday, October 22nd

Time

Room
Auditorium

9:00-10:30 Plenary Session

Chair: Kirsi Hassinen

09:00

Mika Finska, Business Finland
Nuclear IPCEI meaningful for Finland

09:30

Johanna Hansen, R&D Coordinator, Posiva
Commissioning phase of the world’s first SNF repository in Olkiluoto

10:00

Hannu Tuulensuu, Head of Nuclear Safety Design, Steady Energy
Status of LDR-50 Safety Demonstration

10:30

Session End

10:30 - 11:00 Coffee Break
 

11:00 - 12:15 Technical Sessions

ROOM

AUDITORIUM

KULLAGER

SKIFTNYCKEL

Society and Safety Culture
Chair: TBC

Nuclear Waste Management
Chair: Liisa Heikinheimo

Nuclear Fueal and Reactor Materials
Chair: Jaakko Pullinen

11:00

Timo Hakulinen: Experience and future perspectives of application of different safety norms in the Personnel Protection Systems of CERN particle accelerators

Riina Virta (Radiation and Nuclear Safety Authority): Non-Destructive Assay of Spent Nuclear Fuel Prior to Geological Disposal in Finland

Lukasz Kurpaska (National Center for Nuclear Research, PL): Developing a new class of materials resistant to radiation, temperature, and corrosion - NOMATEN Center of Excellence initiative.

11:25

Kaupo Viitanen: Implementing Internal Independent Nuclear Safety Oversight (INSO) in the Nordic Nuclear Industry

Erik Brücken (University of Helsinki): On Improving Nuclear Fuel Imaging Using Position Sensitive Detectors

Jenna Järvenpää: Impact via international scientific collaboration - Examples from VTT-NOMATEN activities

11:50

Sami Karadeniz: Organizational Lessons Learned from the Olkiluoto 3 Commissioning Project

Weronika Wojnicka (Fortum): Applicability of NURES® Ion Exchange Materials for Holistic Radioactive Liquid Waste Treatment

Jussi Peltonen: Development and licencing of STAV8 fuel performance code

12:15

Session End

12:15 - 13:30 Lunch

13:30 - 14:20 Technical Sessions

ROOM

AUDITORIUM

KULLAGER

SKIFTNYCKEL

Society and Safety Culture
Chair: Nadezhda Gotcheva

Nuclear Waste Management
Chair: TBC

Nuclear Fuel and Reactor Materials
Chair: TBC

13:30

Maria Nordlund: The Finnish Nuclear Licensing Process – General Description

Joseph Ridao: Decommissioning of Nuclear Buildings: German Knowledge at European Level

Miika Wallius (TVO): Determination of Recovery Time Distributions for Water Supply Systems for Level 2 PRA

13:55

Kirsi Hassinen: Government's proposal for the new Nuclear Energy Act in Finland, some of its main impacts

Leena Torpo: A new treatment facility for contaminated metals in Sweden

Markus Olin: HTGR fuel and graphite back-end – GEMINI 4.0 results

14:20

Session End

14:20 - 14:45 Coffee Break

14:45 - 16:15 Technical Session and Closing

ROOM

AUDITORIUM

KULLAGER

SKIFTNYCKEL

Society and Safety Culture
Chair: Reko Rantamäki

Nuclear Waste Management
Chair: Leena Torpo

Nuclear Fuel and Reactor Materials
Chair: Eija-Karita Puska

14:45

Roope Marttila (SEATOM Technologies): Public Perception of Nuclear-Powered Ships in Finland, Germany, and the Netherland

Juho Rasmus: Nuclear Safety and How Geopolymers can be a Part of Solution?

Joona Saira: Load Follow Operation Capability of Olkiluoto 1 & 2: A Fuel Performance Perspective

15:10

Jussi-Pekka Ikonen (VTT): The Potential Impact of Nuclear Energy on Data Centers

Ville Oinonen: Final Disposal of Nuclear Waste in Finland and Special Challenges

William Cleary: Specialized use of additive manufacturing techniques to prototype and evaluate next generation spacer grids

15:35

Nadezhda Gotcheva: “Make-it-work”: Developing operational and organizational concepts for SMRs

Wade Karlsen: Considering decommissioning waste in new reactor materials selection

Shanrandeet Singh (LUT University): Advancing the Understanding of Non-Condensable Gases in Reactor Coolant Systems: Summary of the NCGDENSE Program

16:00

5 minute break. Move to the auditorium for conference closing session

16:05

Closing Session

16:15

End of Symposium