The nanorods grown on Si have a diameter of 350–400 nm and a length of 1.2 μm while those on sapphire have a diameter of 600–800 nm and a length of 2.5 μm.
The nanorods grown on Si have a diameter of 350–400 nmand a length of 1.2 μm while those on sapphire have a diameter of 600–800 nm and a length of 2.5 μm.