Alibaba Group Holding Limited
SUPERCONDUCTING QUBIT AND PREPARATION METHOD THEREOF, QUANTUM STORAGE DEVICE, AND QUANTUM COMPUTER

Abstract:

The present disclosure provides a superconducting qubit. The superconducting qubit includes: a Josephson junction and a non-Josephson junction area, wherein the non-Josephson junction area includes a first layer of superconducting material, the first layer of superconducting material being superconducting material deposited on the non-Josephson junction area before ion milling on the Josephson junction and the non-Josephson junction area during preparation of the superconducting qubit.