Fig. 3From: On the p-AlGaN/n-AlGaN/p-AlGaN Current Spreading Layer for AlGaN-based Deep Ultraviolet Light-Emitting Diodesa Energy band diagram for LED B at the current density of 170 A/cm2. Ec, Ev, Efe, and Efh denote the conduction band, the valance band, and quasi-Fermi levels for electrons and holes, respectively, b lateral hole distribution in the last quantum well for LEDs A and B at the current density of 170 A/cm2, respectivelyBack to article page