KMS states on ${\mathbb{Z}}_2$-crossed products and twisted KMS functionals

Ricardo Correa da Silva, Johannes Grosse, Gandalf Lechner

KMS states on ${\mathbb{Z}}_2$-crossed products of unital $C^{\ast }$-algebras $\mathcal{A}$ are characterized in terms of KMS states and twisted KMS functionals of $\mathcal{A}$. These fu…