2 papers
hep-th2026
Vacuum Polarization Energy of a Nonzero Radius Cosmic String
Noah Graham, Herbert Weigel
We calculate the vacuum polarization energy (VPE) of a scalar field in the background of a nonsingular cosmic string in spacetime dimensions. Our calculation expresses the VP…
hep-ph2025
Chiral Solitons
Herbert Weigel
Generalizing quantum chromodynamics (QCD) from three to arbitrarily many color degrees of freedom suggests that baryons can be described as solitons in an effective meson theory wh…