supported by the National Key R&D Program of China (2017YFA0304100);the National Natural Science Foundation of China (11774331, 11774335, 11821404, and 11654002);the Fundamental Research Funds for the Central Universities (WK2470000026 and WK2470000029);support from the Youth Innovation Promotion Association CAS
Memory-based quantum communication can overcome the distance limit by adopting either the approach of a quantum repeater[1]or a transportable quantum memory[2,3].Photonic quantum memories have been demonstrated with v...