Project supported by the National Natural Science Foundation of China (Grant No. 10774059);the National Basic Research Program of China (Grant No. 2006CB921101);the Natural Science Foundation of Heilongjiang Province,China (Grant No. F200928)
This work explores the effect of spontaneous emission on coherence generation and population transfer in a three- level ladder atomic system driven by two pulses in counterintuitive order. With adiabatic evolution and...