Mohd Akhbar, Siti Amiera, Kan Yeep Choo, and Duu Sheng Ong. “Enhanced InP-Based Gunn Diodes With Notch-D-Doped Structure for Low-THz Applications”. Journal of Engineering Technology and Applied Physics 5, no. 1 (March 15, 2023): 1–4. Accessed April 25, 2025. https://mmupress.com/index.php/jetap/article/view/427.