Research Article

Surface-Assisted Luminescence: The PL Yellow Band and the EL of n-GaN Devices

Figure 1

(a) Band diagram of n-GaN Device no. 1 near its surface in thermal equilibrium (TE). (b) Band diagram of Device no. 1 out of TE during a photoluminescence experiment.
597265.fig.001a
(a)
597265.fig.001b
(b)