Active initialization experiment of a superconducting qubit using a quantum circuit refrigeratorRemoveTeruaki Yoshioka, Hiroto Mukai, Akiyoshi Tomonaga, Shintaro Takada, Yuma Okazaki, Nobu-Hisa Kaneko, Shuji Nakamura, and Jaw-Shen TsaiPhys. Rev. Applied 20, 044077 (2023)
