Improvements in reverse breakdown characteristics of THz GaAs Schottky barrier varactor based on metal-brim structure

Qi Lu-Wei^{1, 2, 3}, Liu Xiao-Yu², Meng Jin¹, Zhang De-Hai¹, Zhou Jing-Tao^{2, †}

Variations of breakdown characteristics with different structures at Schottky diameter of 40 μm. The inset shows the I–V curve in linear scale.