Performance enhancement of CMOS terahertz detector by drain current
Zhang Xingxing, Ji Xiaoli †, Liao Yiming, Peng Jingyu, Zhu Chenxin, Yan Feng
       

(color online) Bias-current dependence of NEP evaluated from the experimental data of Rv,max and SV for a modulation frequency of 1 kHz. The black dot shows that the detector with the applied current of 2.3 μA has the same NEP value as that of the unbiased detector.