Effects of hole-injection through side-walls of large V-pits on efficiency droop in III

Effects of hole-injection through side-walls of large V-pits on efficiency droop in III–nitride LEDs

Zhang Dong-Yan^{1, 2, †}, Zhang Jie³, Liu Xiao-Feng^{1, 2}, Chen Sha-Sha^{1, 2}, Li Hui-Wen^{1, 2}, Liu Ming-Qing^{1, 2}, Ye Da-Qian^{1, 2}, Wang Du-Xiang^{1, 2}

Cross-sectional TEM image (a) and surface AFM-image (b) of sample A.