LAM LAM-TCNQ LAM-BTB LAM-PA Assignment 3350 3450 3448 3215, 3856 ν(N-H) 2954,2850 2924, 2858 2924 2924 ν(C-H) - - - 1653, 1683 ν(NO2) 1560 1560 1558 1583 ν(C=N) 1541 1541 1541 1546 ν(C=C) 1502 - 1506 1506 ν(N-H) 1440 1462, 1440 1460 1460 ν(C-H) deformation 1327 1346 1300 1328 ν(C-N) 1382 - 1342 1382 ν(C-C) - 1174 1172 1237 ν(C-O) 1157 1163 1163 1159 ν(C-H) in plane - - - 1035 ν( NO2) - - 1018 - ν(S=O) 846 842 853 846 δrock CH2 - - 613 - ν( S-O)

Table 7: Infrared frequencies and their assignments.