Noise temperature distribution of superconducting hot electron bolometer mixers

Zhou Kang-Min^{1, 2}, Miao Wei^{1, 2}, Geng Yue^{1, 2, 4}, Delorme Yan³, Zhang Wen^{1, 2}, Ren Yuan^{1, 2}, Zhang Kun^{1, 2}, Shi Sheng-Cai^{1, 2, †}

Measured DSB noise temperature T_rec in a two-dimensional graph of the bias voltage and current at 0.85 THz at different bath temperatures.