Observation of multi-Raman gain resonances in rubidium vapor

Liu Jun, Wei Dong^†,, Wang Jin-wen, Yu Ya, Hu Hua-jie, Gao Hong^‡,, Li Fu-li

Probe transmission versus detuning from the ⁸⁵Rb transition. The pump beam is blue detuned about 900 MHz of the ⁸⁵Rb 5S_1/2, F = 2 → 5P_3/2.