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Axion Cosmology - Lecture 2

Galileo Galilei Institute via YouTube

Overview

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Delve into the intricacies of axion cosmology in this comprehensive lecture, exploring topics such as topological susceptibility, evolution solutions, overdump and underdump regimes, energy density, and initial conditions. Examine speculations on avoiding bounds and time trapping, and investigate postinflationary scenarios and cosmic strings. Gain insights into the main effects of axion cosmology and its implications for our understanding of the universe.

Syllabus

Introduction
Topological susceptibility
Solution of the evolution
Overdump regime
Underdump regime
Energy density
Initial conditions
Speculation
Avoiding the bound
Time trapping
Postinflationary scenario
Cosmic strings
Main effects

Taught by

Galileo Galilei Institute

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