Metallic Nanoparticles for Biomedical Applications
59
Table 1
(continued)
S. No.
Metal
Shape
Size (nm)
Type
Reaction
condition
Tuning parameters
References
28
Au
Star
78
± 13 (tip-tip
length)
Chemical
reduction—seed-mediated
Ascorbic acid
reduction
Ageing
[58]
29
Au
Rod
1.83–5.04 (aspect
ratio)
Chemical
reduction—seed-mediated
Ascorbic acid
reduction
Concentration of
AgNO
3
[70]
30
Au
Rod
8.9–22.6 (aspect
ratio)
Chemical reduction—3 step
seeding
Stirring at 25 °C
for 16 h
Seed size
[64]
Hexagonal
–
Triangular
–
Spherical
–
31
Au
Spherical
9–120
Chemical reduction
1. Citrate
reduction at
100 °C
2. After UV
illumination
at 25 °C
3. Ascorbate
reduction at
25 °C
Concentration ratio [71]
32
Au
Rods
3–10 (aspect ratio)
Chemical reduction—seed
mediated
Gentle stirring at
25 °C
–
[90]
33
Au
Star
55–1000
Chemical
reduction—seed-mediated
After synthesis
keep at 25 °C
overnight
Seed concentration [65]
(continued)