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. 2023 Sep 3;16(17):6047. doi: 10.3390/ma16176047

Figure 7.

Figure 7

The fitted peaks in the range of 800–1200 cm−1 of YPS ash uncalcined and calcined at different temperatures: (a) uncalcined; (b) YPS100; (c) YPS200; (d) YPS300; (e) YPS400; (f) YPS600; (g) YPS800; (h) YPS1000.