1800 A Si specimen is doped with Al The concentration of

Last updated: 5/28/2023

1800 A Si specimen is doped with Al The concentration of acceptor atoms is 1021 atom m3 If concentration of electrons in the specimen is 1017 m3 the intrinsic concentration of electron hole pair is 4 18000 1 1014 m3 2 1017 m3 3 1019 m3 4 1021 m3 The cut off wavelength for photoelectric effect is