Figure 3

SEM images of as-synthesized ALC and ALS, (a) low-magnification image of ALC (5000x), (b) plane of ALC (40000x), (c) cross-section of ALC (50000x), (d) amplification of selected area in (c,e) high-magnification image of ALC (300000x), (f) low-magnification image of ALS (5000x), (g) plane of ALS (20000x), (h) cross-section of ALS (50000x), (i) amplification of selected area in (h, j) high-magnification image of ALS (400000x).