Performance improvement of InGaN/GaN multiple quantum well visible-light photodiodes by optimizing TEGa flow

Li Bin^{2, 3}, Huang Shan-Jin², Wang Hai-Long², Wu Hua-Long², Wu Zhi-Sheng¹, Wang Gang¹, Jiang Hao^{1, †}

(color online) Spectral responses of sample A PD at different reverse bias voltages. The inset shows the optical transmittance of oxidized Ir Schottky contact.