Experimental implementation of a four-level N-type scheme for the observation of Electromagnetically Induced Transparency

V. M. Entin, I. I. Ryabtsev, A. E. BoguslavskiI +1

A nondegenerate four-level N-type scheme was experimentally implemented to observe electromagnetically induced transparency (EIT) at the ${}^{87}$Rb D${}_2$ line. Radiations of two i…