Table 3.
Nishizawa et al. (19) 300 K | Bailey et al. (20) 300 K | Lee et al. (18) 300 K | Lee et al. (18) 150 K | This study 77 K | Lee et al. (18) 20 K | Shen et al. (21) 4 K |
---|---|---|---|---|---|---|
0.77 (0.07) | ||||||
1.53 (n.o.) | ||||||
1.71 (n.o.) | 1.17 (n.o.) | |||||
1.96 (0.18) | 1.95 (0.07) | 1.95 (0.2) | 2.05 (n.o.) | 2.10 (0.06) | 2.14 (0.07) | 2.12 (0.08) |
2.21 (0.2) | 2.27 (0.02) | 2.28 (0.03) | ||||
2.32 (n.o.) | 2.39 (0.1) | 2.45 (0.02) | ||||
2.77 (n.o.) | 2.97 (0.05) | 3.02 (0.02) | ||||
3.03 (0.13) | 3.01 (0.1) | 3.14 (n.o.) | 3.16 (0.05) | 3.19 (0.1) | 3.20 (0.05) | |
3.33 (0.14) | 3.34 (0.2) | 3.45 (n.o.) | 3.45 (0.1) |
FWHM linewidths are shown in parentheses. Both frequencies and linewidths are given in THz. Linewidths for column 1–4 and 6 (18–21) are estimated from the corresponding figures. n.o., linewidths not obtainable.