Fig. 1. The schematic energy level diagram of a three-level system with Λ configuration

Fig. 2. Time evolution of the Rabi frequencies of the pulses and the population of the quantum state

Fig. 3. Dependence of the fidelity of achieving the target state ϕtarget=22(0+i1 on the frequency detuning

Fig. 4. Dependence of population in level 0， e and 1 of the final state ϕtf on the frequency detuning

Fig. 5. The schematic experimental setup

Fig. 6. Dependence of fidelity on the fractional fluctuation of a1 and a2 with Δ=0