Name: YOUNGST@RS - Shaping the Universe: Framework and Footprints of Cosmological Phase Transitions
Start: 2026-01-27T09:20:00+01:00
End: 2026-01-30T17:40:00+01:00
Location: Mainz Institute for Theoretical Physics, Johannes Gutenberg University

YOUNGST@RS - Shaping the Universe: Framework and Footprints of Cosmological Phase Transitions

from Tuesday 27 January 2026 (09:20) to Friday 30 January 2026 (17:40)

Monday 26 January 2026
Tuesday 27 January 2026

09:20 Matthias Neubert: Welcome
Welcome
09:20 - 09:30

09:30 Geraldine Servant: Pushing up the temperature of the electroweak phase transition
Pushing up the temperature of the electroweak phase transition
09:30 - 10:00

10:00 Javier Rubio: Hubble-induced phase transitions in the Standard Model and beyond
Hubble-induced phase transitions in the Standard Model and beyond
10:00 - 10:30

10:30 Geraldine Servant + Javier Rubio: Discussion with speakers
Discussion with speakers
10:30 - 10:50

10:50 Break
Break
10:50 - 11:10

11:10 Maximilian Detering: Shaping the Vacuum: The Criticality Paradigm
Shaping the Vacuum: The Criticality Paradigm
11:10 - 11:30

11:30 Tomás Mendes: Tachyonic gravitational dark matter production
Tachyonic gravitational dark matter production
11:30 - 11:50

12:10 Lunch Break
Lunch Break
12:10 - 14:30

14:30 Andrii Dashko: Perturbative aspects of the electroweak phase transition with a complex singlet
Perturbative aspects of the electroweak phase transition with a complex singlet
14:30 - 14:50

14:50 Cristina Puchades Ibénez: Dark Sector Karaoke: A 3D EFT for a Pitch-Perfect Phase Transition
Dark Sector Karaoke: A 3D EFT for a Pitch-Perfect Phase Transition
14:50 - 15:10

15:10 Luis Gil: Hot news on the phase structure of the SMEFT
Hot news on the phase structure of the SMEFT
15:10 - 15:30

15:30 Break
Break
15:30 - 15:50

15:50 Edward Hardy: Transient dark energy from a supercooled phase transition
Transient dark energy from a supercooled phase transition
15:50 - 16:20

16:20 Yuhsin Tsai: Cosmological constraints on late and super-late phase transitions
Cosmological constraints on late and super-late phase transitions
16:20 - 16:50

16:50 Edward Hardy + Yuhsin Tsai: Discussion with speakers
Discussion with speakers
16:50 - 17:10
Wednesday 28 January 2026

09:30 Wen Yin: Relativistic Axion with Nonrelativistic Momenta and Baumkuchen Domain Wall
Relativistic Axion with Nonrelativistic Momenta and Baumkuchen Domain Wall
09:30 - 10:00

10:00 Marieke Postma: Testing electroweak baryogenesis
Testing electroweak baryogenesis
10:00 - 10:30

10:30 Wen + Marieke Postma: Discussion with speakers
Discussion with speakers
10:30 - 10:50

10:50 Break
Break
10:50 - 11:10

11:10 Mohamed Y. Sassi: Domain walls in the extended Higgs Sectors: Electric Charge Violation and Electroweak Symmetry Restoration
Domain walls in the extended Higgs Sectors: Electric Charge Violation and Electroweak Symmetry Restoration
11:10 - 11:30

11:30 Tom Gent: Baryogenesis in the 2HDM+a
Baryogenesis in the 2HDM+a
11:30 - 11:50

11:50 Alessia Musumeci: Nanohertz gravitational waves from the baryon- dark matter coincidence
Nanohertz gravitational waves from the baryon- dark matter coincidence
11:50 - 12:10

12:10 Lunch Break
Lunch Break
12:10 - 14:30

14:30 Giacomo Ferrante: No room for monopole dark matter
No room for monopole dark matter
14:30 - 14:50

14:50 Cameron Moffett-Smith: Gravitational Waves in an A4 Neutrino Mass Model
Gravitational Waves in an A4 Neutrino Mass Model
14:50 - 15:10

15:10 Lorenzo Formaggio: Calculation of the Cosmic Trajectories over the QCD phase transition
Calculation of the Cosmic Trajectories over the QCD phase transition
15:10 - 15:30

15:30 Break
Break
15:30 - 15:50

15:50 Bibhushan Shakya: BSM physics from bubble collisions
BSM physics from bubble collisions
15:50 - 16:20

16:20 Jessica Turner: Topological Defects as Windows into the early Universe“
Topological Defects as Windows into the early Universe“
16:20 - 16:50

16:50 Bibhushan Shakya + Jessica Turner: Discussion with speakers
Discussion with speakers
16:50 - 17:10
Thursday 29 January 2026

09:30 Jorinde van de Vis: Modelling out-of-equilibrium dynamics in expanding bubbles
Modelling out-of-equilibrium dynamics in expanding bubbles
09:30 - 10:00

10:00 Kari Rummukainen: Dynamics of first order phase transitions on the lattice
Dynamics of first order phase transitions on the lattice
10:00 - 10:30

10:30 Jorinde van de Vis + Kari Rummukainen: Discussion with speakers
Discussion with speakers
10:30 - 10:50

10:50 Break
Break
10:50 - 11:10

11:10 Maciej Kierkla: NLO nucleation rate and its implications in supercooled phase transitions
NLO nucleation rate and its implications in supercooled phase transitions
11:10 - 11:30

11:30 Juan Camilo Garnica-Aguirre: Bubble nucleation rate with out-of-equilibrium effects
Bubble nucleation rate with out-of-equilibrium effects
11:30 - 11:50

11:50 Carlo Branchina: Electroweak phase transition and bubble wall dynamics
Electroweak phase transition and bubble wall dynamics
11:50 - 12:10

12:10 Lunch Break
Lunch Break
12:10 - 14:30

14:30 Yiming Yang: Heterogeneous cosmological phase transitions: seeded by domain walls and junctions“
Heterogeneous cosmological phase transitions: seeded by domain walls and junctions“
14:30 - 14:50

14:50 Riccardo Natale: Axion cosmology with parametric resonance
Axion cosmology with parametric resonance
14:50 - 15:10

15:10 Gaurang Ramakant Kane: Supercooling in Confining Theories
Supercooling in Confining Theories
15:10 - 15:30

15:30 Break
Break
15:30 - 15:50

15:50 Keisuke Harigaya: Phase transition during inflation
Phase transition during inflation
15:50 - 16:20

16:20 Michael Ramsey-Musolf: Was there an Electroweak Phase Transition?
Was there an Electroweak Phase Transition?
16:20 - 16:50

16:50 Keisuke Harigaya + Michael Ramsey-Musolf: Discussion with speakers
Discussion with speakers
16:50 - 17:10
Friday 30 January 2026

09:30 Mauro Pieroni: Testing high energy physics with GWs: GWBs
Testing high energy physics with GWs: GWBs
09:30 - 10:00

10:00 Oriol Pujolas: Domain wall signals
Domain wall signals
10:00 - 10:30

10:30 Mauro Pieroni + Oriol Pujolas: Discussion with speakers
Discussion with speakers
10:30 - 10:50

10:50 Break
Break
10:50 - 11:10

11:10 Giulio Barni: Gravitational waves from the sound shell model: direct and inverse phase transitions in the early Universe
Gravitational waves from the sound shell model: direct and inverse phase transitions in the early Universe
11:10 - 11:30

11:30 Nabeen Bhusal: Temperature and kinematic effects on an expanding bubble in the early universe
Temperature and kinematic effects on an expanding bubble in the early universe
11:30 - 11:50

11:50 Jinhui Guo: Supermassive Primordial Black Holes from a Catalyzed Dark Phase Transition for Little Red Dots
Supermassive Primordial Black Holes from a Catalyzed Dark Phase Transition for Little Red Dots
11:50 - 12:10

12:10 Lunch Break
Lunch Break
12:10 - 14:30

14:50 Vahza Loladze: Strongly Coupled Theories, Confinement, and Gravitational Waves
Strongly Coupled Theories, Confinement, and Gravitational Waves
14:50 - 15:10

15:10 Indrajit Saha: Gravitational Wave signatures of dark sector portal leptogenesis
Gravitational Wave signatures of dark sector portal leptogenesis
15:10 - 15:30

15:30 Break
Break
15:30 - 15:50

16:20 Gabriele Ferrari: False Vacuum Decay via bubble nucleation in ferromagnetic superfluids
False Vacuum Decay via bubble nucleation in ferromagnetic superfluids
16:20 - 16:50

16:50 Tanmay Vachaspati: Cosmological Magnetic Fields from Electroweak Symmetry Breaking
Cosmological Magnetic Fields from Electroweak Symmetry Breaking
16:50 - 17:20

17:20 Gabriele Ferrari + Tanmay Vachaspati: Discussion with speakers
Discussion with speakers
17:20 - 17:40

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