Fig. 5From: High-Quality Green-Emitting Nanodiamonds Fabricated by HPHT Sintering of Polycrystalline Shockwave DiamondsOptical (a), scanning electron microscopy (b), and transmission electron microscopy (c) images of the as-synthesized D19 diamond particles. The optical image was taken with 100× microscopic objective. The corresponding parameters used for taking the electronic SEM image are indicated at the bottom of panel (b)Back to article page