Low-Temperature Thermodynamics of $A_2^{(2)}$ and su(3)-invariant Spin Chains

Luca Mezincescu, Rafael I. Nepomechie, P. K. Townsend +1

We formulate the thermodynamic Bethe Ansatz (TBA) equations for the closed (periodic boundary conditions) $A_2^{(2)}$ quantum spin chain in an external magnetic field, in the (nonc…