supported by the National Key R&D Program of China(2017YFA0304100);the Innovation Program for Quantum Science and Technology(2021ZD0301200);the National Natural Science Foundation of China(12222411 and 11821404);the Students’Innovation and Entrepreneurship Foundation of the University of Science and Technology of China(CY2022X06);the China Postdoctoral Science Foundation(2023M743400).
Photonic integrated quantum memories are essential for the construction of scalable quantum networks.Spin-wave quantum storage,which can support on-demand retrieval with a long lifetime,is indispensable for practical ...