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. Author manuscript; available in PMC: 2015 Apr 9.
Published in final edited form as: Chem Rev. 2014 Mar 3;114(7):3659–3853. doi: 10.1021/cr400327t

Figure 3.

Figure 3

(Left) Ligand field splitting of Cu(I) 4p orbitals as a function of site geometry. (Right) K-edge XAS of two-coordinate Cu(I) [Cu2(EDTB)](ClO4)2 (red), three-coordinate Cu(I) [Cu(L1-pr)](BF4) (green), and four-coordinate Cu(I) [Cu(py)4]ClO4 (blue). (Reprinted with permission from Ref. 8. Copyright 1987 American Chemical Society.)