Statistical analysis of the temporal single-photon response of superconducting nanowire single photon detection*
He Yu-Hao, Lü Chao-Lin, Zhang Wei-Jun, Zhang Lu, Wu Jun-Jie, Chen Si-Jing, You Li-Xing†, Wang Zhen
       
(a) Schematic diagram of SNSPD measurement using a quasi-constant-current bias. Red lines represent the light route; black lines represent the electricity route. (b) The equivalent SNSPD circuit schematic diagram with a quasi-constant-current bias.