Photoluminescence Study of the Influence of Additive Ammonium Hydroxide in Hydrothermally Grown ZnO Nanowires

Table 1 HTG parameters for ZnO nanomaterial produced for each NH₄OH concentrations at 85 °C

S. no.	Zinc nitrate and HMTA concentration (mM)	NH₄OH concentration (mM)	pH	Growth time (h)
1	100	0	6.6	6
2	100	10	6.7	6
3	100	20	6.8	6
4	100	30	6.9	6
5	100	40	7.0	6
6	100	50	7.1	6