https://doi.org/10.1007/s100510050584
A new model to describe the physics of (VO)2P2O7
1
Physikalisches Institut, Universität Bayreuth, 95440 Bayreuth, Germany
2
Institut für Theoretische Physik, Universität zu Köln,
50937 Köln, Germany
Received:
29
May
1998
Revised:
25
September
1998
Accepted:
30
September
1998
Published online: 15 January 1999
In the past different models for the magnetic salt vanadyl pyrophosphate (VO)2P2O7 were discussed. Neither a spin ladder nor an alternating chain are capable to describe recently measured magnetic excitations. In this paper we propose a 2D model that fits better to experimental observations.
PACS: 75.10.-b – General theory and models of magnetic ordering / 75.25.+z – Spin arrangements in magnetically ordered materials (including neutron and spin-polarized electron studies, synchroton-source X-ray scattering, etc.) / 75.40.Mg – Numerical simulation studies
© EDP Sciences, Società Italiana di Fisica, Springer-Verlag, 1999
