Table 2 Size distribution analysis of Au NSs of different shapes. The average size of NSs was determined from TEM images counting over 100 NSs (Additional file 1: Figure S2, ESI†). The aspect ratio (AR) is calculated as the ratio of the long axis to the short axis
From: Growing gold nanostructures for shape-selective cellular uptake
Shape | Long axis (nm) | Short axis (nm) | AR |
---|---|---|---|
Nanorods (NRs) | 45 ± 8 | 18 ± 6 | 2.8 ± 0.7 |
Tetrahexahedra (THH) | 180 ± 25 | 129 ± 27 | 1.4 ± 0.3 |
Nanomakura (NM) | 108 ± 15 | 71 ± 12 | 1.6 ± 0.3 |
Bipyramids (BPs) | 644 ± 85 | 266 ± 19 | 2.4 ± 0.3 |
Spheres (SPs) | 15 ± 4 | 15 ± 4 | 1.0 ± 0.0 |