Table 4.

Raman Spectrum Result.

Welding Times (s)	Position (cm−1)	Intensity	Half-Width (cm−1)	I1247 cm−1/I1326 cm−1
15	1247.30	3227.29	37.00	2.29
	1322.71	1409.34	51.15
	1246.21	3220.33	41.38	2.25
	1315.23	1433.47	72.50
	1247.30	3038.43	41.37	2.34
	1312.01	1297.59	74.68
20	1247.30	1087.83	52.28	1.72
	1317.37	630.84	95.95
	1250.56	1856.38	56.61	1.74
	1313.08	1158.75	129.73
	1249.47	1357.60	54.44	1.55
	1306.66	876.44	110.86
25	1248.38	1704.50	43.54	1.92
	1319.51	888.80	76.68
	1245.13	2165.38	39.20	1.77
	1315.23	1223.91	87.36
	1246.21	2669.64	43.56	1.77
	1322.71	1511.89	78.74
	1249.47	1464.48	43.53	1.89
	1314.16	775.89	85.26
30	1266.29	3484.08	75.66	0.68
	1303.85	5100.98	38.42
	1261.98	1086.55	71.38	0.72
	1304.92	1502.61	38.41
	1255.51	422.15	47.59	0.67
	1310.26	634.66	31.98
	1258.15	3203.23	97.10	0.99
	1307.73	3251.95	95.99
	1253.91	1869.72	60.94	0.94
	1304.51	1999.29	62.02