Nanosilica Synthesis from Betung Bamboo Sticks and Leaves by Ultrasonication

Figures & data

Figure 1 Morphology of (A) silica derived from betung bamboo sticks magnification x1000 and (B) nanosilica derived from betung bamboo sticks magnification ×10,000.

Abbreviations: SEI, secondary electron imaging; WD, work distance; SS30, spot size 30.

Figure 2 Morphology of (A) silica derived from betung bamboo leaves magnification x1000 and (B) nanosilica derived from betung bamboo leaves magnification ×10,000.

Abbreviations: SEI, secondary electron imaging; WD, work distance; SS30, spot size 30.

Table 1 Chemical Composition of Silica and Nanosilica Samples

Element	Atomic Percentage (%)
	Betung Bamboo Sticks		Betung Bamboo Leaves
	Silica	Nanosilica	Silica	Nanosilica
Oxygen (O)	55.11	49.04	33.71	41.51
Silicon (Si)	42.84	49.15	60.14	52.05
Gold (Au)	2.05	1.81	6.15	6.44

Figure 3 The structural properties of silica and nanosilica derived from betung bamboo sticks.

Figure 4 The structural properties of silica and nanosilica derived from betung bamboo leaves.