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. 2017 Apr 11;7:832. doi: 10.1038/s41598-017-00733-4

Figure 5.

Figure 5

Representation of (A) the square Cu2(CO2)4 SBU’s and rectangular L4−- SBU’s; two different polyhedral pores (B) and (C) along with the polyhedral packing of these pores in the 3D framework of Cu-MOF (D) and (E) with yellow and blue spheres embody the spheres occupying the cavities, taking into account the interior VDW radii. Hydrogen atoms are omitted for clarity.