Green Synthesis by Microwave Irradiation of TiO₂ Using Cinnamomum verum and the Application in Photocatalysis

Table 1

Optimization by Design Expert software of aqueous extracts of Cinnamomum verum.

Runs	Independent variables			Response variable
	X1; Weight of Cinnamomum verum (g)	X2; Microwave irradiation power (W)	X3; Microwave irradiation time (s)	Weight of Cinnamomum verum extract (g)
1	3.0	350	300	0.0582
2	1.5	150	600	0.0617
3	4.5	150	600	0.0902
4	3.0	350	900	0.0453
5	1.5	350	600	0.0406
6	1.5	250	300	0.0610
7	3.0	250	600	0.0535
8	3.0	250	600	0.0521
9	4.5	350	600	0.0706
10	3.0	250	600	0.0558
11	3.0	150	300	0.0511
12	1.5	250	900	0.0440
13	4.5	250	300	0.0673
14	3.0	150	900	0.0607
15	3.0	250	600	0.0542
16	4.5	250	900	0.0596
17	3.0	250	600	0.0533