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实验室简介

量子通信是量子物理与信息科学的交叉学科,在实现信息的无条件安全传送、量子信息的操控、传递等方面具有重要的应用。课题组主要开展量子通信方面的实验和理论研究,针对量子通信的新原理、新方法进行探索和研究,并由此发展量子通信的相关新技术,研制相关原理型器件,推进量子通信的发展和实用化。近期的研究方向:连续变量量子保密通信;腔量子光力;光场量子态工程和操控。

最新工作

Impact of Four-Wave-Mixing Noise from Dense Wavelength-Division-Multiplexing Systems on Entangled-State Continuous-Variable Quantum key Di


Authors:Shanna Du, Yan Tian, and Yongmin Li.

Integrating quantum key distribution (QKD) on the existing optical fiber network through dense wavelength-division multiplexing (DWDM) can greatly reduce the costs of quantum channels and improve the....

Microfiber Mechanical Resonator for Optomechanics


Authors:Qiang Zhang, Ruili Zhai, Shiwei Yang, Shuai Yang, and Yongmin Li.

Optomechanics is a promising field with important applications in ultrasensitive sensing and quantum information processing. A variety of micromechanical resonators are proposed and demonstrated for....

Generation of Gaussian-modulated entangled states for continuous variable quantum communication


Authors:Ning Wang, Shanna Du, Wwenyuan Liu, Xuyang Wang, and Yongmin Li.

We present and demonstrate a high-efficiency and compact scheme for generating Gaussian-modulated Einstein– Podolsky–Rosen (EPR) entangled optical fields by injecting a modulated signal field into....