Universal features of charge and spin order in a half-doped layered perovskite

I. A. Zaliznyak, J. M. Tranquada, G. Gu +2

We have investigated the peculiar structure of charge and spin ordering in the half-doped layered perovskite oxide La${}_{1.5}$Sr${}_{0.5}$CoO${}_4$ by elastic neutron scattering. Two sa…