5.0 Pa
RF Power (W) 25 50 75 100 150 200
Band Gap Eg (eV)
Direct (αhν)2 2.12 2.12 2.04 2.04 2.04 2.04
Indirect (αhν)1/2 1.68 1.80 1.68 1.68 1.68 1.72