Review of Solid State Hydrogen Storage Methods Adopting Different Kinds of Novel Materials

Figure 13

Single crystal X-ray structure of MOF-5 (a), IRMOF-6 (b), and IRMOF-8 (c) on each of the eight corners is a cluster of tetrahedral [OZn₄(CO₂)₆]. The large yellow sphere represents the largest sphere that would fit into the cavities without touching the van der Waals atoms of the frameworks [17].

(a)

(b)

(c)