Physics
Efficient experimental quantum fingerprinting with channel multiplexing and simultaneous detection
X. Zhong, F. Xu, et al.
Discover a groundbreaking quantum fingerprinting protocol developed by Xiaoqing Zhong, Feihu Xu, Hoi-Kwong Lo, and Li Qian, utilizing coherent states and channel multiplexing. This innovative approach not only speeds up communication significantly but also outperforms classical limits without the need for costly detection technology. A proof-of-concept with six wavelength channels showcases exceptional performance, setting new standards in the field!
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