Table 1

Optimal experimental parameters for GNP synthesis at different temperature

Reaction temperature

NaOH (mM)

Reaction time (min)

Final pH

Boiling state

5.3-6.6

1-2

6.3-6.7

85°C

6.6-8.8

10-15

6.4-7.4

70°C

7.7-8.8

20-25

7.1-7.5

Li et al. Nanoscale Research Letters 2011 6:440   doi:10.1186/1556-276X-6-440