We used laser-induced fluoresence technique to investigate the hyperfine structure (hfs) of La I in a hand-made La-Kr cathode discharge tube with R6G and DCM dye.

• 我们在自制的La-Kr阴极灯中,利用激光诱导荧光法,在罗丹明6G和DCM染料波长范围内,对镧的超精细结构进行了较详细研究。