Fig. 12

SEM-EDS images of 4 pigment samples (a) EDS spectrum of FGS-SEM1 (Green) (b) EDS spectrum of FGS-SEM2 (Blue) (c) EDS spectrum of FGS-SEM3 (Blue) (d) EDS spectrum of FGS-SEM4 (Green)

SEM-EDS images of 4 pigment samples (a) EDS spectrum of FGS-SEM1 (Green) (b) EDS spectrum of FGS-SEM2 (Blue) (c) EDS spectrum of FGS-SEM3 (Blue) (d) EDS spectrum of FGS-SEM4 (Green)