EXPRESSION OF THE PARTITION FUNCTION AND RENORMALIZATION EQUATION OF SPIN-1/2 TOMONAGA–LUTTINGER CHAINS
Y. M. Li, Y. YU, N. d’Ambrumenil +2 more
We derive an exact expression for the partition function of two spin-1/2 Tomonaga–Luttinger chains, and obtain the renormalization group equation for the normal state. Anderson's confinement is then discussed. We find that spin–charge separation is irrelevant to the confinement.
Modern Physics Letters B•May 20, 1994•2 citations