ZnO-based deep-ultraviolet light-emitting devices*

Project supported by the National Natural Science Foundation for Distinguished Young Scholars of China (Grant No. 61425021) and the Natural Natural Science Foundation of China (Grant Nos. 11374296, 61376054, 61475153, and 61604132).

Lu Ying-Jie1, Shi Zhi-Feng1, Shan Chong-Xin1, 2, †, Shen De-Zhen2
       

(color online) (a) The typical I–V curve of the Au/MgO/MgZnO/MgZnO/n-ZnO structure, and the inset shows a schematic illustration of the structure. (b) Bandgap diagram of the structure under forward bias, showing the generation, multiplication, and injection of electrons and holes.[46]