Figure 6
Laplacian function L(r) ≃ −∇2ρ(r) of the experimental density. Negative contours are shown as dotted lines and indicate regions of local charge depletion. Contours are drawn at ±2.0 × 10n, ±4.0 × 10n, ±8.0 × 10n (n = −3, −2, −1, 0, +1) e Å−5. |