Figure 6.

TEM images and corresponding SAED patterns (inset) of TiO2 nanostructures hydrothermally synthesized in different HCl solutions: a 1 M b 3 M c 4 M d 5 M e 7 M f 8 M. Images of ghi are the HRTEM images for 1 M, 4 M, 8 M sample, respectively

Dai et al. Nanoscale Research Letters 2010 5:1829-1835   doi:10.1007/s11671-010-9720-0