Distributed quantum phase estimation with entangled photons

Liu, LZ; Zhang, YZ; Li, ZD; Zhang, R; Yin, XF; Fei, YY; Li, L; Liu, NL; Xu, FH; Chen, YA; Pan, JW

Xu, FH; Chen, YA; Pan, JW (corresponding author), Univ Sci & Technol China, Hefei Natl Lab Phys Sci Microscale, Hefei, Peoples R China.; Xu, FH; Chen, YA; Pan, JW (corresponding author), Univ Sci & Technol China, Dept Modern Phys, Hefei, Peoples R China.; Xu, FH; Chen, YA; Pan, JW (corresponding author), Univ Sci & Technol China, CAS Ctr Excellence Quantum Informat & Quantum Phy, Shanghai Branch, Shanghai, Peoples R China.; Xu, FH; Chen, YA; Pan, JW (corresponding author), Shanghai Res Ctr Quant

NATURE PHOTONICS, 2021; 15 (2): 137

Abstract

Distributed quantum metrology can enhance the sensitivity for sensing spatially distributed parameters beyond the classical limits. Here we demonstrat......

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