Note the exceptionally large CD (De¤e = ~15%) under the 1s ® 3d pre-edge feature.
"Circular
Dichroism at the edge - Large X-ray Natural CD in the 1s ®
3d pre-edge feature of 2[Co(en)3Cl3].NaCl.6H2O",
B. Stewart,
R. D. Peacock, L. Alagna, T. Prosperi, S. Turchini, J. Goulon, A. Rogalev,
C. Goulon-Ginet,
J. Amer.
Chem. Soc., 1999, 141, 10233-4