中国科学院"西部之光"人才培养计划、甘肃省科技计划自然科学基金1308RJZA310;甘肃省重点实验室专项1309RTSA041;West Light Talent Development Program of Chinese Academy of Sciences, Science and Technology Plan of Gansu Provincial;No.1308RJZA310;Key Laboratory Fund of Gansu Provincial, No.1309RTSA041