Immune to Channel Noise
Eliminates channel noise impact on quantum state transfer via dual-channel interference, making output squeezing limited only by transmission loss.
Jiliang, Qin · Cheng, Jialin · Liang, Shaocong · Yan, Zhihui · Lu, Huadong · Jia, Xiaojun
Physical Review Applied 2024
Transmitted a -5.9 dB squeezed state at 1.3 μm through 3 km fiber, achieving -3.2 dB output
Output squeezing solely attributable to channel loss, independent of channel noise
Offers highest transmission capacity compared to existing QIT technologies