Speaker
Dr
Jihn E. Kim
(Kyung Hee U.)
Description
I discuss the invisible axion arising from GUTs and string compactification. It will also include our recent calculation of the current misalignment angle, which leads to about $10^{-18}\bar{\theta}_1$ where $\bar{\theta}_1$ is the initial misalignment angle at the time $m_a=3H$.
