Jie Deng, Feng-Jie Zhu, Zhi Qin, Hao Hao, Zhen Liu, Sai‐Ying Ru, Yang‐Hui Huang, Fan Yang, Nai‐Tao Liu, Xue-Cou Tu, Labao Zhang, J Chen, Lin Kang, Kebin Fan, Xiao-Qing Jia, Qingyuan Zhao, Pei-Heng Wu
was obtained. These results demonstrate that the silicon membrane cavity not only preserves the superconductivity of the nanowire but also functions as an effective optical resonator. Therefore, it offers a promising platform for enhancing the sensitivity of SNSPDs in the long-wave infrared range.