# Spectral Raman Database of Modern Acrylic Paints at 532 nm and 633 nm Laser Excitation Wavelengths
## 3 Results and Discussion

Table 2: _Cont._  
\begin{table}
\begin{tabular}{c c c c} \hline \hline
**Pigment** & **Substrates** & **Laser** & **Observed Raman Bands** \\ \hline \multirow{10}{*}{PB} & & 427 vw, 490 vw, 591 m, 637 vw, 678 s, 715 vw, 746 s, 778 w, 835 m, 951 m, 1007 w, 1038 m, \\  & & 1106 w, 1142 s, 1159 w (sh), 1186 w, 1307 w (sh), 1344 vs, 1415 w, 1434 w (sh), 1455 s, 1485 w (sh), 1458 w (sh), 1485 w (sh), 1559 w, 1787 wv, 1892 vw, 2017 vw, 2089 vw, 2122 vw, 2180 vw, 2208 vw, 2208 vw, 2276 vw, 2485 ww, 2598 ww, 2673 w, 2796 vw, 2873 w, 2983 w, 3058 w \\ \cline{2-3}  & & 172 w, 232 w (sh), 253 w, 427 vw, 484 s, 592 m, 640 vw, 680 s, 716 w (sh), 748 vs, 781 w (sh), 835 w, 954 s, 1009 w, 1041 w, 1107 s, 1141 m (sh), 1197 m, 1218 m (sh), 1305 s, 1344 m (sh), 1412 w (sh), 1453 vs, 1525 w, 1613 w (sh), 1623 w, 2090 w, 2276 m, 2671 w, 2874 w, 2982 vw, 3058 m \\ \cline{2-3}  & & 423 vw, 487 wv, 587 m, 633 vw, 675 s, 712 vw, 742 m, 773 w, 831 m, 946 m, 1002 w, 1033 m, 1102 w, 1139 s, 1155 w (sh), 1181 w, 1303 w (sh), 1340 vs, 1410 w (sh), 1430 w (sh), 1450 s, 1448 w (sh), 1526 vs, 1592 w, 1783 vw, 1881 vw, 2086 vw, 2122 vw, 2179 vw, 2208 vw, 2273 vw, 2483 vw, 2595 vw, 2670 w, 2794 w, 2871 w, 2978 w, 3055 w \\ \cline{2-3}  & & 169 w, 230 w (sh),251 w, 284 vw, 425 w, 482 s, 590 m, 678 s, 746 v, 779 w, 832 w, 951 s, 1005 w, 1038 vw, 1106 s, 1141 m, 1196 m, 1218 m (sh), 1304 s, 1344 m (sh), 1411 vw, 1451 vs, 1494 vw, 1527 vs, 1612 w, 1890 vw, 2023 vw, 2090 vw, 2207 w, 2276 m, 2671 w, 2874 w 2981 vw, 3059 w \\ \hline \multirow{10}{*}{PB} & & 480 vw, 591 s, 677 vs, 744 m, 779 w, 828 m, 847 m (sh), 951 m, 1007 w, 1037 w, 1106 vw (sh), 1142 s, 1193 w, 1213 w, 1307 m, (sh), 1339 vs, 1370 vw (sh), 1451 s, 1482 vw (sh), 1527 vs, 1591 m, 2674 m, 2866 m, 2978 w, 3051 m \\ \cline{2-3}  & & 418 w, 481 m, 593 m, 639 vw, 679 vs, 717 vw, 746 s, 775 w, 830 w, 847 vw (sh), 954 m, 1007 w, 1039 w, 1108 w, 1130 w (sh), 1141 m, 1193 m, 1214 m, 1305 m, 1321 w (sh), 1340 s, 1411 w, 1411 w, 1411 w, 1419 s, 1449 w, 1528 vs, 1609 w, 1812 w, 2020 w, 2090 w, 2276 m, 2674 m, 2874 m, 2983 w, 3059 m \\ \cline{2-3}  & & 480 vw, 591 s, 677 vs, 744 m, 780 w, 829 m, 847 m (sh), 951 m, 1007 w, 1037 w, 1106 vw (sh), 1142 s, 1193 w, 1213 w, 1307 m, (sh), 1339 vs, 1370 vw (sh), 1451 s, 1482 vw (sh), 1527 vs, 1591 m, 2674 m, 2866 m, 2978 w, 3051 m \\ \cline{2-3}  & & 418 w, 481 m, 593 m, 639 vw, 679 vs, 717 vw, 746 s, 775 w, 830 w, 847 vw (sh), 954 m, 1007 w, 1039 w, 1108 w, 1130 w (sh), 1141 m, 1193 m, 1214 m, 1305 m, 1321 w (sh), 1340 s, 1411 w, 1411 w, 1419 s, 1449 w, 1528 vs, 1609 w, 1812 w, 2020 w, 2090 w, 2276 m, 2674 m, 2874 m, 2983 w, 3059 m \\ \cline{2-3}  & & 480 w, 591 s, 677 vs, 744 m, 780 w, 829 m, 844 m (sh), 951 m, 1006 w, 1036 w, 1107 vw, 1130 vw (sh), 1142 m, 1194 w, 1306 m (sh), 1340 vs, 1451 s, 1485 vw, 1529 vs, 1592 w, 1592 w, 1592 w, 1592 w, 2679 vw, 2875 w, 2982 vw, 3060 w \\ \cline{2-3}  & & 480 vw, 591 m, 637 vw, 677 vs, 692 w (sh), 717 vw, 744 s, 778 w, 829 s, 844 m (sh), 866 vw, 951 s, 1006 w, 1036 m, 1106 w, 1142 s, 1194 m, 1212 m, 1306 m, 1340 vs, 1374 vw (sh), 1412 vw (sh), 1429 w (sh), 1451 vs, 1470 w (sh), 1485 w (sh), 1529 v, 1592 w, 1609 vw (sh), 2212 vw, 2278 vw, 2679 vw, 2797 vw, 2797 vw, 2875 w, 2982 vw, 3059 w \\ \hline \multirow{10}{*}{IB} & & 374 m, 404 w, 476 s, 493 m (sh), 502 w (sh), 580 m, 619 w, 665 w, 757 w, 802 s, 909 w, 1002 m, 1043 w, 1154 s, 1182 m (sh), 1281 s (sh), 1301 s (sh), 1327 vs (sh), 1355 vs, 1383 vs, 1474 m, 1552 m, 1599 m (sh), 1619 s, 1658 w (sh), 2714 w, 2738 w  
\begin{tabular}{c c c} \hline \hline
**Pigment** & **Substrates** & **Laser** & **Observed Raman Bands** \\ \hline \multirow{10}{*}{PB} & & 427 vw, 490 vw, 591 m, 637 vw, 678 s, 715 vw, 746 s, 778 w, 835 m, 951 m, 1007 w, 1038 m, \\  & & 1106 w, 1142 s, 1159 w (sh), 1186 w, 1307 w (sh), 1344 vw, 1415 w (sh), 1455 s, 1485 w (sh), 1485 w (sh), 1485 w (sh), 1529 w, 1592 w, 1592 w, 2020 w, 2090 w, 2276 w, 2671 w, 2874 w, 2982 vw, 3058 m \\ \cline{2-3}  & & & 423 vw, 487 wv, 587 m, 633 vw, 675 s, 712 vw, 742 m, 773 w, 831 m, 946 m, 1002 w, 1033 m, 1102 w, 1139 s, 1155 w (sh), 1181 w, 1303 w (sh), 1340 vs, 1410 w (sh), 1430 v (sh), 1430 v (sh), 1450 s, 1448 w (sh), 1450 s, 1488 w (sh), 1526 vs, 1592 w, 1783 vw, 1881 vw, 2086 vw, 2122 vw, 2179 vw, 2208 vw, 2273 vw, 2483 vw, 2595 vw, 2670 w, 2794 w, 2871 w, 2978 w, 30