Non-Gaussian States Generation Using a High-Speed Single-Pixel Superconducting Nano-Strip Photon-Number-Resolving Detector
Kazuma Takahashi, Mamoru Endo, Takefumi Nomura, Tatsuki Sonoyama, Takahiro Kashiwazaki, Asuka Inoue, Takeshi Umeki, Masahiro Yabuno, Fumihiro China, Hirotaka Terai, Shigehito Miki, Rajveer Nehra, Kan Takase, Warit Asavanant, Akira Furusawa · 2024
We performed the first non-Gaussian state generation through two photon subtraction with a recently developed single-pixel superconducting nano-strip photon-number-resolving detector. We observed negative values of Wigner function of W(0,1.0) = 0.0072 ± 0.006 without loss correction.