Phase diagram for a 2+1-dimensional quantum field theory with a broken Z₂ symmetry (right of dashed line in parameter space) for all values of the temperature (y axis). The dot is a quantum critical point. Selected for an Editors’ Suggestion.

From the article:

Ultraviolet-Complete Local Field Theory of Persistent Symmetry Breaking in $2+1$ Dimensions
Bilal Hawashin, Junchen Rong, and Michael M. Scherer
Phys. Rev. Lett. 134, 041602 (2025)

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