• Laser & Optoelectronics Progress
  • Vol. 62, Issue 11, 1127010 (2025)
Tongjun Liu1,2, Jian Li1,2, and Qin Wang1,2,*
Author Affiliations
  • 1Institute of Quantum Information Technology, Nanjing University of Posts and Telecommunications, Nanjing 210003, Jiangsu , China
  • 2Key Laboratory of Broadband Wireless Communication and Sensor Networks, Ministry of Education, Nanjing University of Posts and Telecommunications, Nanjing 210003, Jiangsu , China
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    DOI: 10.3788/LOP250830 Cite this Article Set citation alerts
    Tongjun Liu, Jian Li, Qin Wang. Recent Advances in the Theory and Experiments of Quantum Steering (Invited)[J]. Laser & Optoelectronics Progress, 2025, 62(11): 1127010 Copy Citation Text show less
    The telecommunicate scenario of quantum steering
    Fig. 1. The telecommunicate scenario of quantum steering
    Quantum correlation of Werner state[16]
    Fig. 2. Quantum correlation of Werner state[16]
    Three scenarios: distillation, conversion, and classification[26]. (a) Distillation; (b) conversion; (c) classification
    Fig. 3. Three scenarios: distillation, conversion, and classification[26]. (a) Distillation; (b) conversion; (c) classification
    Measurement-based NLA.[33] (a) The Bob's measurement-based NLA; (b) the Alice's measurement-based NLA; (c) Bob's distillation experiment device diagram for NLA measurement results
    Fig. 4. Measurement-based NLA.[33] (a) The Bob's measurement-based NLA; (b) the Alice's measurement-based NLA; (c) Bob's distillation experiment device diagram for NLA measurement results
    Illustration of preparation and measurement of three-qubit states with different degrees of freedom[44]
    Fig. 5. Illustration of preparation and measurement of three-qubit states with different degrees of freedom[44]
    (a) Seven prepared states: red indicates exceeding the monogamy constraint for EPR steering shareability, blue indicates not exceeding; (b) results of the uncertainty relation criterion for different parameters; Alice can steer Bob when the criterion is satisfied; (c) tripartite EPR steering shareability relations corresponding to the states in Fig. 6(a) [44]
    Fig. 6. (a) Seven prepared states: red indicates exceeding the monogamy constraint for EPR steering shareability, blue indicates not exceeding; (b) results of the uncertainty relation criterion for different parameters; Alice can steer Bob when the criterion is satisfied; (c) tripartite EPR steering shareability relations corresponding to the states in Fig. 6(a) [44]
    Experimental setup for 1SDI QRNG through fiber channels[75]
    Fig. 7. Experimental setup for 1SDI QRNG through fiber channels[75]
    Computational protocols for generating labeled training data. (a) Three stage of computation protocals; (b) the structure of SDP[79]
    Fig. 8. Computational protocols for generating labeled training data. (a) Three stage of computation protocals; (b) the structure of SDP[79]