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Figure 2 Polyhedral view of TlCuThSe3 showing sheets of edge-sharing ThSe6 octahedra (black) and CuSe4 tetrahedra (green) separated by voids filled with Tl (blue). The unit cell is outlined in red. |
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Figure 2 Polyhedral view of TlCuThSe3 showing sheets of edge-sharing ThSe6 octahedra (black) and CuSe4 tetrahedra (green) separated by voids filled with Tl (blue). The unit cell is outlined in red. |