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Table C.1

Adopted C-H and C-C band modes for eRCN and DG bulk materials: band centre (ν0), width (δ) and integrated cross-section (σ).

ν 0 δ σ Band eRCN
No. [cm-1 (μm)] [cm-1] [× 10-18 cm2] assignment designation

C-H stretching modes
1 3078 (3.25) 22.5 1.40 sp2 CH2 olefinic, asy. X
2 3050 (3.28) 53.1 1.50 sp2 CH aromatic X
3 3010 (3.32) 47.1 2.50 sp2 CH olefinic X
4 2985 (3.35) 17.7 1.15 sp2 CH2 olefinic, sym. X
5 2960 (3.38) 29.3 4.00 sp3 CH3 aliphatic, asy. φ X
6 2925 (3.42) 28.9 3.30 sp3 CH2 aliphatic, asy. X
7 2900 (3.45) 30.0 0.50 sp3 CH2 aliphatic X
8 2882 (3.47) 30.2 1.00 sp3 CH tertiary aliphatic X
9 2871 (3.48) 27.8 1.45 sp3 CH3 aliphatic, sym. φ X
10 2850 (3.51) 41.8 2.20 sp3 CH2 aliphatic, sym. X
C-H bending modes
11 1470 (6.80) 30.0 0.30 sp3 CH3 aliphatic, asy. φ X
12 1450 (6.90) 3.0 1.20 sp3 CH2 aliphatic X
13 1430 (6.99) 120.0 0.20 sp2 CH aromatic X
14 1410 (7.09) 30.0 1.00 sp2 CH2 olefinic X
15 1400 (7.14) 30.0 0.10 sp3 (CH3)3 aliphatic, sym. X
16 1370 (7.30) 30.0 0.30 sp3 CH3 aliphatic, sym. φ X
C-C modes
17 1600 (6.25) 160.0 0.29 sp2 C≃C aromatic XC≃C
18 1500 (6.67) 4.0 0.15 sp2 C≃C aromatic XC≃C
19 1640 (6.10) 40.0 0.10 sp2 C=C olefinic XC=C
additionally-assumed and estimated C-H modes
20 3020 (3.31) 50.0 0.50 sp2 CH olefinic X
21 890 (11.24) 8.0 0.50 sp2 CH aromatic X
22 880 (11.36) 40.0 0.50 sp2 CH aromatic X
23 790 (12.66) 50.0 0.50 sp2 CH aromatic X
additionally-assumed and estimated C-C modes
24 1328 (7.53) 600.0 0.10 sp2C-C aromatic X
25 1300 (7.69) 720.0 0.05 sp2 C-C aromatic X
26 1274 (7.85) 600.0 0.05 sp2 C-C aromatic X
27 1163 (8.60) 270.0 0.05 sp2 C-C aromatic X

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