Spin-1/2 Periodic Nonuniform XX Chains and the Spin-Peierls Instability

• Authors: O. Derzhko , J. Richter , O. Zaburannyi
• Languages of publication: EN

Abstracts

EN

Using continued fractions we obtained the exact result for the density of magnon states of the regularly alternating spin-1/2 XX chain with the Dzyaloshinskii-Moriya interaction. We examined the stability of the magnetic chain with respect to the spin-Peierls dimerization.

Keywords

EN

75.10.-b

Discipline

• 75.10.-b: General theory and models of magnetic ordering(see also 05.50.+q Lattice theory and statistics)

• Publisher: Institute of Physics, Polish Academy of Sciences
• Journal: Acta Physica Polonica A
• Year: 2000
• Volume: 97
• Issue: 5
• Pages: 931-934

Dates

published

2000-05

Contributors

author

O. Derzhko

• Institute for Condensed Matter Physics, 1 Svientsitskii St., L'viv-11, 290011, Ukraine
• Chair of Theoretical Physics, Ivan Franko State University of L'viv, 12 Drahomanov St., L'viv-5, 290005, Ukraine

author

J. Richter

• Institut für Theoretische Physik, Universität Magdeburg, P.O. Box 4120, 39016 Magdeburg, Germany

author

O. Zaburannyi

• Chair of Theoretical Physics, Ivan Franko State University of L'viv, 12 Drahomanov St., L'viv-5, 290005, Ukraine

Identifiers

DOI

10.12693/APhysPolA.97.931