Distillation of Gaussian Einstein-Podolsky-Rosen steering
Yang Liu, Kaimin Zheng, Haijun Kang, Dongmei Han, Lijian Zhang, Xiaolong Su, Kunchi Peng · Conference on Lasers and Electro-Optics · 2020
Einstein-Podolsky-Rosen (EPR) steering is a useful resource for secure quantum communication. We experimentally demonstrate the distillation of Gaussian EPR steering by noiseless linear amplification. The results show that the Gaussian EPR steering is increased.