Fermion-induced quantum critical points

Quantum phase transitions are governed by Landau-Ginzburg theory and the exceptions are rare. Here, Li et al. propose a type of Landau-forbidden quantum critical points induced by gapless fermions in two-dimensional Dirac semimetals.

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Bibliographic Details
Main Authors: Zi-Xiang Li, Yi-Fan Jiang, Shao-Kai Jian, Hong Yao
Format: article
Language:EN
Published: Nature Portfolio 2017
Subjects:
Q
Online Access:https://doaj.org/article/b5f56a19f4d642f486c8c7e6b2b41659
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Summary:Quantum phase transitions are governed by Landau-Ginzburg theory and the exceptions are rare. Here, Li et al. propose a type of Landau-forbidden quantum critical points induced by gapless fermions in two-dimensional Dirac semimetals.