Spectrum in the broken phase of a $λϕ^4$ theory
Abstract
Description
We derive the spectrum in the broken phase of a $λϕ^4$ theory, in the limit $λ\to\infty$, showing that this goes as even integers of a renormalized mass in agreement with recent lattice computations.
4 pages, 1 figure. Accepted for publication in International Journal of Modern Physics A
4 pages, 1 figure. Accepted for publication in International Journal of Modern Physics A