NSF of ChinaNational Natural Science Foundation of China (NSFC) [11465009, 11165009, 10965001, 10904035, 11105020]; Program for New Century Excellent Talents in University of the Ministry of Education of ChinaProgram for New Century Excellent Talents in University (NCET) [NCET-13-0836]; Atomic and Molecular Physics Key Discipline of Jiangxi Province; China Scholarship CouncilChina Scholarship Council; Scientific and Technological Research Fund of Jiangxi Provincial Education Department [GJJ14566]; Scientific Research Fund of Hunan Provincial Education DepartmentHunan Provincial Education Department [13B134]