Relevance of Interlayer Pair Hopping Between Coupled Hubbard Chains

Abstract

We demonstrate that the hopping of singlet electron pairs between Hubbard chains is relevant in the renormalization group sense if appropriate correlations exist between the chains.

revtex

References in corpus (3)

• Spin Gaps and Spin Dynamics in La_{2-x}Sr_xCuO_4 and YBa_2Cu_3O7_δ
• Spin Gap Fixed Points in the Double Chain Problem
• Singlet pairing in the double chain t-J model