Fixed-Point Structure of ${(ϕ^{6})}_{3}$ at Large $N$

Publisher Website

1 March 1982

journal article
research article
Published by American Physical Society (APS) in Physical Review Letters

Vol. 48 (9) , 574-576
https://doi.org/10.1103/physrevlett.48.574

Abstract

For a

N

-component isovector field

ϕ

,

{(ϕ^{6})}_{3}

is free in the infrared limit for all

N

. If

N

is sufficiently large there is also an ultraviolet stable fixed point, calculable within perturbation theory, at which anomalous dimensions are

\sim N^{- 1}

.

Keywords

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