Spin-gap fixed points in the double-chain problem

D. V. Khveshchenko; T. M. Rice

doi:10.1103/PhysRevB.50.252

Spin-gap fixed points in the double-chain problem

D. V. Khveshchenko and T. M. Rice

Phys. Rev. B 50, 252 – Published 1 July 1994

Abstract

Applying the bosonization procedure to weakly coupled Hubbard chains, we discuss the fixed points of the renormalization-group procedure where all spin excitations are gapful and a singlet pairing becomes the dominant instability.

Received 6 January 1994

DOI:https://doi.org/10.1103/PhysRevB.50.252

Authors & Affiliations

D. V. Khveshchenko

Department of Physics, Princeton University, Princeton, New Jersey 08544
Landau Institute for Theoretical Physics, 2, st. Kosygin, 117940, Moscow, Russia

T. M. Rice