Table 2.

Central composite design-based experimental runs and response variables for the synthesis of Ag@Se NPs.

Sample	Extract (µL)	Temperature (°C)	Zeta Potential (mV)	Hydrodynamic Size (nm)	Concentration Particles/mL (×1010)
1	500.0	100.00	−22.8	48.0	6.090
2	1500.0	50.00	−17.8	77.4	0.249
3	1000.0	39.65	−24.6	83.9	0.296
4	1000.0	75.00	−20.1	62.4	4.095
5	1000.0	75.00	−20.8	55.9	4.100
6	1000.0	75.00	−24.0	59.5	3.950
7	292.9	75.00	−25.2	62.7	0.354
8	1000.0	75.00	−26.9	58.8	3.900
9	1500.0	100.0	−30.4	64.1	8.550
10	1707.1	75.00	−28.4	42.1	4.380
11	500.0	50.00	−29.4	55.2	0.584
12	1000.0	110.36	−28.6	38.0	7.950
13	1000.0	75.00	−24.0	55.9	4.250