Figure 2

(a) Large view of the typical microstructure of as-grown MoS2/MoO2 heterostructures. (b) The inset shows a zoomed-in part of the image shown in (a), where the microfibers are seen to emerge from the central microflowers.

(a) Large view of the typical microstructure of as-grown MoS2/MoO2 heterostructures. (b) The inset shows a zoomed-in part of the image shown in (a), where the microfibers are seen to emerge from the central microflowers.