Particle Physics Day 2026

→ Europe/Helsinki
Hanna Lempiäinen, Henning Kirschenmann (LUT University and Helsinki Institute of Physics (FI)), Ilkka Helenius (University of Jyväskylä), Jens Erik Brucken (Helsinki Institute of Physics (FI)), Matti Heikinheimo (University of Helsinki and Helsinki Institute of Physics), Pyry Runko (University of Jyväskylä)
Description

Annual meeting of the Particle Physics Division of the Finnish Physical Society

This is an in-person meeting at the House of Science and Letters (Tieteiden Talo) in Helsinki.

Previous meetings linked from PP Division home pages and instructions to sign up to pp-findiv list:

https://www.mv.helsinki.fi/home/hitu_www/partdiv.html 

We will offer an opportunity to connect remotely, registration is for in-person participation.

Participants
  • Anna Milieva
  • Caio Brito
  • Carlisle Casuga
  • Constantina Sporleder
  • David Weir
  • Duarte Feiteira
  • Finn Smits
  • Francesc Ferrer Escursell
  • Fredrik Oljemark
  • Gabriele Parisi
  • Heikki Mäntysaari
  • Hendrik Roch
  • Henning Kirschenmann
  • Ilkka Helenius
  • Jan Loder
  • Jorma Tuominiemi
  • Keijo Kajantie
  • Kenneth Österberg
  • Kimmo Tuominen
  • Madhav Chithirasreemadam
  • Mikael Myllymäki
  • Mikko Voutilainen
  • Nurfikri Norjoharuddeen
  • Panja Luukka
  • Patin Inkaew
  • Patricia Gimeno-Estivill
  • Paul Hoyer
  • Punnawich Chokeprasert
  • Pyry Runko
  • Renata Krupczak
  • Risto Paatelainen
  • Sami Räsänen
  • Santeri Laurila
  • Santeri Saariokari
  • Sebastian Sassi
  • Swaleha Mulani
  • Syksy Räsänen
  • Theodoros Chatzistavrou
  • Timo Hildén
  • Timo Kärkkäinen
  • Torben Lange
  • Tuomas Lappi
  • Vadim Guzey
  • Ville Alanko
  • Xinyu Qin
  • +17
Surveys
Survey
    • 10:00 → 10:30
      Morning coffee 30m
    • 10:30 → 12:00
      Morning session: Standard Model and Beyond
      Convener: Henning Kirschenmann (LUT University and Helsinki Institute of Physics (FI))
      • 10:30
        CMS+TOTEM/PPS experimental overview 25m

        20'+5'

        Speaker: Theodoros Chatzistavrou
      • 10:55
        CMS upgrade/instrumentation 15m

        10'+5'

        Speakers: Timo Eero Hilden (Helsinki Institute of Physics (FI)), Timo Eero Hilden (Helsinki Institute of Physics (FI))
      • 11:10
        The Four-loop Frontier of
Dense QCD and Beyond 25m

        20'+5'

        Speaker: Risto Paatelainen
      • 11:35
        Particle Physics Landscape in Estonia 25m

        20'+5'

        Speaker: Torben Lange (National Institute of Chemical Physics and Biophysics (EE))
    • 12:00 → 13:00
      Buffet lunch 1h
    • 13:00 → 14:30
      Afternoon session: Quark Matter
      Convener: Dr Ilkka Helenius (University of Jyväskylä)
      • 13:00
        Constraining the nuclear shape of Uranium-238 in heavy-ion collisions with Bayesian inference 20m

        15+5

        Speaker: Jenni Marjomaa
      • 13:20
        Firmware of frontend electronics of FoCal-E pixel layers 15m

        10+5

        Speaker: Finn Smits (University of Jyvaskyla (FI))
      • 13:35
        From Gluon Saturation to the Quark–Gluon Plasma: A Bayesian Approach to QCD 20m

        15+5

        Speaker: Dr Hendrik Roch (Wayne State University)
      • 13:55
        Hard processes in p+Pb with Pythia/Angantyr: impact parameters and centrality biases 20m

        15+5

        Speaker: Oleh Fedkevych
      • 14:15
        D-meson photoproduction in UPCs in the Color Glass Condensate formalism 15m

        10+5

        Speaker: Patricia Gimeno-Estivill
    • 14:30 → 15:00
      Afternoon coffee 30m
    • 15:00 → 16:30
      Evening session: New directions
      Convener: Matti Heikinheimo (University of Helsinki and Helsinki Institute of Physics)
      • 15:00
        Inflation and primordial black holes 30m

        25+5

        Speaker: Syksy Räsänen
      • 15:30
        Neutrino Physics (cancelled due to sickness) 1m
        Speakers: Timo Johnny Karkkainen (Helsinki Institute of Physics (FI)), Timo Kärkkäinen (University of Helsinki), Dr Timo Kärkkäinen
      • 15:31
        The LZ high energy recoil event and possible dark matter explanations for it 29m

        25+5

        Speaker: Matti Heikinheimo (University of Helsinki and Helsinki Institute of Physics)
      • 16:00
        Gravitational Waves and particle physics 30m

        25+5

        Speaker: David Weir (University of Helsinki)
    • 16:30 → 17:20
      Agenda: Division meeting
      1. Opening of the meeting, choosing the chair and secretary, and two persons for counting votes
      2. Accepting the agenda
      3. Choosing the board
      4. Activity of the division 2025-2026
      5. Meetings organized in Finland 2025-2026
      6. Meetings to be organized in Finland 2026-2027
      7. RECFA representative report
      8. ECFA ECR representatives report
      9. (As needed): Nominating new RECFA/PECFA/ECFA ECR delegates
      10. AOB
      11. Closing the meeting