Figure 2.

SEM images of InN samples taken in different growth temperature zones [different rows: (i) 11.5–12.5 cm (ii) 12.5–14.0 cm and (iii) 14.0–15.2 cm away from furnace center.] for different growth duration [different column: a 30 min; b 40 min; c 50 min; (d) 5 h]. The scale bars are 5 μm

Xu et al. Nanoscale Research Letters 2009 5:7-13   doi:10.1007/s11671-009-9434-3