Heat Capacity and Magnetic Phase Diagram of the Low-Dimensional Antiferromagnet Y${}_2$BaCuO${}_5$

W. Knafo, C. Meingast, A. Inaba +2

A study by specific heat of a polycrystalline sample of the low-dimensional magnetic system Y${}_2$BaCuO${}_5$ is presented. Magnetic fields up to 14 T are applied and permit to extrac…