. 2022 Nov 4;16:100495. doi: 10.1016/j.fochx.2022.100495

Table 2.

The absorption area ratio of 995 cm⁻¹/1022 cm⁻¹, 1049 cm⁻¹/1022 cm⁻¹ performed by FTIR, FWHM of the band at 480 cm⁻¹ performed by Raman, and crystallinity values of GPS, GPS-CA, GPS-WP, GPS-SBO, GPS-CA-SBO and GPS-WP-SBO.

	995/1022	1049/1022	FWHM at 480 cm⁻¹	Crystallinity (%)
GPS	0.81 ± 0.01^a	0.84 ± 0.01^a	19.06 ± 0.36^b	4.48 ± 0.23^a
GPS-CA	0.84 ± 0.01^a	0.83 ± 0.01^ab	20.57 ± 0.85^a	2.74 ± 0.50^b
GPS-WP	0.73 ± 0.02^b	0.81 ± 0.02^b	20.50 ± 0.06^a	2.71 ± 0.59^b
GPS-SBO	0.84 ± 0.01^a	0.83 ± 0.01^ab	19.41 ± 0.18^b	1.2 ± 0.11^c
GPS-CA-SBO	0.83 ± 0.02^a	0.82 ± 0.02^ab	19.21 ± 0.03^b	1.73 ± 0.35^c
GPS-WP-SBO	0.80 ± 0.01^ab	0.81 ± 0.01^b	19.34 ± 0.24^b	1.75 ± 0.33^c

^a−cValues are means ± SD. Means with similar letters in a column do not differ significantly (p > 0.05).