Table 4.
Average size of GM-AuNPs and GM-AgNPs measured from HR-TEM images
| Extract concentration (%) | 0.02 | 0.03 | 0.04 | 0.05 | 0.06 | 0.07 | 0.08 | 0.09 |
| GM-AuNPs (nm) | 31.23±11.89 (14) | 44.20±16.99 (57) | 38.61±8.43 (22) | 30.48±6.88 (7) | 25.40±8.62 (38) | 20.67±6.83 (19) | 18.71±6.41 (81) | 15.37±3.99 (44) |
| GM-AgNPs (nm)a | 27.78±4.05 (100) | 19.33±3.22 (84) | 20.96±2.55 (48) | 14.13±2.75 (66) | 31.08±3.99 (10) | 13.65±5.07 (102) | 20.14±2.84 (89) | 14.35±3.15 (75) |
Notes:
a
The head size of nanodumbbells was measured. The number in the parenthesis indicates nanoparticle numbers which were randomly selected from HR-TEM images for size measurements.
Abbreviations: GM-AgNPs, silver nanoparticles green synthesized by mangosteen pericarp extract; GM-AuNPs, gold nanoparticles green synthesized by mangosteen pericarp extract; HR-TEM, high-resolution transmission electron microscopy.