Figure 1
From: Orbital Delocalization and Enhancement of Magnetic Interactions in Perovskite Oxyhydrides

(a) Perspective view of the ground state structure of SrCrO2H. The green, blue, red and greyish spheres represent the Sr2+, Cr3+, O2− and H− ions, respectively. The spin exchange paths JO, JH, J3 and J4 are also indicated. (b) The local structure of the CrO4H2 octahedron.