Science China ChemistryPhoton cascade emission of Pr 3+ in LnBaB 9 O 16 (Ln = La, Y)Yang Zhi Lin Jianhua Su Mianzeng, Lin Jianhua Su Mianzeng Yang ZhiPublished Jan 10, 2001• 0 citationsPublisherDOI10.1360/yb2001-44-1-1