A G-band terahertz monolithic integrated amplifier in 0.5-μm InP double heterojunction bipolar transistor technology
Li Ou-Peng1, †, , Zhang Yong1, Xu Rui-Min1, Cheng Wei2, Wang Yuan2, Niu Bing2, Lu Hai-Yan2
       

The micrograph of the amplifier MMIC with RF and DC test probe.