Figure 1
MEM electron densities of (a) anhydrous CPL-1 without O2 molecules at 120 K and (b) CPL-1 with adsorbed O2 at 90 K as an equal-density contour surface. The equicontour level is 1.0 e Å−3. (Reproduced from Kitaura et al., 2002, with permission from the AAAS.) |