Cosmological phase transitions: From perturbative particle physics to gravitational waves
Gravitational waves (GWs) were recently detected for the first time. This revolutionary
discovery opens a new way of learning about particle physics through GWs from first-order …
discovery opens a new way of learning about particle physics through GWs from first-order …
[HTML][HTML] DRalgo: a package for effective field theory approach for thermal phase transitions
A Ekstedt, P Schicho, TVI Tenkanen - Computer Physics Communications, 2023 - Elsevier
DRalgo is an algorithmic implementation that constructs an effective, dimensionally reduced,
high-temperature field theory for generic models. The corresponding Mathematica package …
high-temperature field theory for generic models. The corresponding Mathematica package …
Combining thermal resummation and gauge invariance for electroweak phase transition
P Schicho, TVI Tenkanen, G White - Journal of High Energy Physics, 2022 - Springer
A bstract For computing thermodynamics of the electroweak phase transition, we discuss a
minimal approach that reconciles both gauge invariance and thermal resummation. Such a …
minimal approach that reconciles both gauge invariance and thermal resummation. Such a …
Gravitational waves from first-order phase transitions in LISA: reconstruction pipeline and physics interpretation
We develop a tool for the analysis of stochastic gravitational wave backgrounds from
cosmological first-order phase transitions with LISA: we initiate a template databank for …
cosmological first-order phase transitions with LISA: we initiate a template databank for …
Impact of theoretical uncertainties on model parameter reconstruction from GW signals sourced by cosmological phase transitions
Different computational techniques for cosmological phase transition parameters can impact
the gravitational wave (GW) spectra predicted in a given particle physics model. To …
the gravitational wave (GW) spectra predicted in a given particle physics model. To …
BubbleDet: a Python package to compute functional determinants for bubble nucleation
A Ekstedt, O Gould, J Hirvonen - Journal of High Energy Physics, 2023 - Springer
A bstract We present a Python package BubbleDet for computing one-loop functional
determinants around spherically symmetric background fields. This gives the next-to-leading …
determinants around spherically symmetric background fields. This gives the next-to-leading …
Perturbative effective field theory expansions for cosmological phase transitions
O Gould, TVI Tenkanen - Journal of High Energy Physics, 2024 - Springer
A bstract Guided by previous non-perturbative lattice simulations of a two-step electroweak
phase transition, we reformulate the perturbative analysis of equilibrium thermodynamics for …
phase transition, we reformulate the perturbative analysis of equilibrium thermodynamics for …
Conformal model for gravitational waves and dark matter: a status update
A bstract We present an updated analysis of the first-order phase transition associated with
symmetry breaking in the early Universe in a classically scale-invariant model extended with …
symmetry breaking in the early Universe in a classically scale-invariant model extended with …
Gravitational waves, bubble profile, and baryon asymmetry in the complex 2HDM
D Gonçalves, A Kaladharan, Y Wu - Physical Review D, 2023 - APS
This study explores the generation of the observed baryon asymmetry of the Universe within
the complex two-Higgs doublet model (C2HDM) while considering theoretical and current …
the complex two-Higgs doublet model (C2HDM) while considering theoretical and current …
Supercool subtleties of cosmological phase transitions
We investigate rarely explored details of supercooled cosmological first-order phase
transitions at the electroweak scale, which may lead to strong gravitational wave signals or …
transitions at the electroweak scale, which may lead to strong gravitational wave signals or …