Fig. 6From: Modes of tetra(4-pyridyl)porphyrinatomanganese(III) ion intercalation inside natural claysSchematic showing different intercalation orientations of MnTPyP+ ion between two adjacent montmorillonite layers. (a) Naked Clay, (b) Horizontal orientation, (c) Perpendicular orientation and (d) Diagonal orientation. The scheme is reproduced from literature [43]Back to article page