Fabrication of ZnO and ZnO:Sb Nanoparticles for Gas Sensor Applications

Table 1

Variation of pH with reaction efficiency as a result of increasing TEA concentration.

TEA concentration (mol/l)	Zn (NO3)2⋅H2O concentration (mol/l)	pH	ZnO yield %
0	0.1	3.5	—
0.1	0.1	6.35	52
0.2	0.1	6.71	64
0.3	0.1	7.08	71
0.4	0.1	7.36	94
0.5	0.1	7.55	94