Image information transfer via electromagnetically induced transparency-based slow light*
Wang Xiao-Xiaoa), Sun Jia-Xianga), Sun Yuan-Hanga), Li Ai-Juna), Chen Yib), Zhang Xiao-Junc), Kang Zhi-Huia), Wang Lei†a), Wang Hai-Hua‡a), Gao Jin-Yuea)
       
(a) The level structure of a Pr ion. (b) The experimental schematic diagram of image information transfer. The powers of the control-1, control-2, and probe fields are 8 mW, 7 mW, and 0.5 mW, respectively.