Level Crossing Transitions and the Massless Phases of the Superintegrable Chiral Potts Chain

May 12, 1989
22 pages
Published in:
  • Phys.Lett.A 139 (1989) 204-212
Report number:
  • ITP-SB-89-24

Citations per year

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Abstract: (Elsevier)
We show that the 3-state superintegrable chiral Potts model has four phases, two of which are massless. We compute the ground state energy and excitation spectrum for the massless phases and show that the speeds of right and left moving excitations are different.