Liang Ying, Jia Ke-Ning, Liu Zhong-Bo, Tong Dian-Min, Fan Xi-Jun. Effects of modulation of atomic injection and exit rate on spatial evolution of phase-dependent lasing without inversion gain and intensity in an open V-type systemJ. Acta Physica Sinica, 2012, 61(18): 184207. DOI: 10.7498/aps.61.184207