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QMAP Particles/Cosmology T. Daniel Brennan

Description Speaker: T. Daniel Brennan
Title: The Callan Rubakov Effect
Room: 3024
Host: John Terning
Abstract: The Callan Rubakov Effect describes the interaction between (massless) fermions and a smooth monopole in 4d gauge theory. In this scenario, the fermions can probe the UV physics inside the monopole core which leads to interesting effects such as proton decay in GUT models. However, the monopole-fermion scattering appears to lead to out-states that are not in the perturbative Hilbert space. In this talk, we will review this issue and propose a new physical mechanism that may resolve this long-standing confusion.
Date Mon, November 4, 2024
Time 1:30pm-3:00pm PST
Duration 1 hour 30 minutes
Access Public
Created by High-Energy Seminars
Updated Mon, November 4, 2024 8:06am PST
Send Reminder Yes  -  0 days 6 hour 0 minutes before start

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