A few basic parameters of ZnO structure.¹⁶².

S. no	Basic parameters	Values
1	Melting point	1975 °C
2	Stable phase at 300 K	Wurtzite
3	Band gap	3.4 eV
4	Density	5.66 g cm−3
5	Lattice constants	a = b = 0.32495 nm, c = 0.52069 nm
6	Refractive index	2.01
7	Electron effective mass	0.24
8	Static dielectric constant	8.656
9	Exciton binding energy	60 meV
10	Hole effective mass	0.59