Gravity, Supergravity and Superstrings (GRASS) Seminar Speaker: Ziqi Yan (Niels Bohr Institute, Denmark) Venue & Time: Red Room / 15:00 Abstract: Scalar fields with masses protected by global shift symmetries, commonly referred to as axions, are abundantly used in effective field theories in cosmology and particle physics. I will discuss a (4+1) dimensional braneworld construction […]