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. 2011 Dec 20;2:834–844. doi: 10.3762/bjnano.2.93

Figure 5.

Figure 5

Displacement vectors for the normal mode that dominates the averaged force constant of (a) trans- and (b) cis-2-DA. The wavenumber (Inline graphic), the force constant (k, in atomic units, 1 au = 1.56·106 dyn/cm), and the weight (w) of each mode within <k> are also reported.