Research Article

Terahertz Absorption Spectroscopy of Benzamide, Acrylamide, Caprolactam, Salicylamide, and Sulfanilamide in the Solid State

Figure 5

Low-frequency vibrational modes of the molecules below 100 cm−1. (a) 57 cm−1 for benzamide; (b) 30 cm−1 for salicylamide; (c) 15 cm−1 for sulfanilamide; (d) 85 cm−1 for sulfanilamide.
732802.fig.005a
(a) 57 cm−1 for benzamide
732802.fig.005b
(b) 30 cm−1 for salicylamide
732802.fig.005c
(c) 15 cm−1 for sulfanilamide
732802.fig.005d
(d) 85 cm−1 for sulfanilamide