2 papers
hep-th2026
Disturbing news about the expansion II. Assessing the recombination scenario
Fabiana De Cesare, Slava Rychkov
In [De Cesare, Rychkov (2025)], we revisited the expansion in the Non-Linear Sigma Model (NLSM), emphasizing the existence of a protected operator which is a closed…
hep-th2025
Disturbing news about the expansion
Fabiana De Cesare, Slava Rychkov
The Non-Linear Sigma Model (NLSM) in has long been conjectured to describe the same conformal field theory (CFT) as the Wilson-Fisher (WF) fixed point obtaine…