
Graph of maximal subgroups relating the P m \overline{3} m and the A m m 2 space groups of room temperature \mathrm{Na}_{0.5} \mathrm{K}_{0.5} \mathrm{O}_{3} phase. For each space group, the irreducible representation of the distortion mode yielding this symmetry is indicated if existing.
auto-cropped from the OCR Markdown crop box (stage B); materials and kind to be reviewed in Phase 1