Huang Zhu-po, Xu Geng-wang. LUMINESCENCE OF TERBIUM ION IN SOLID SOLUTIONS OF (Y<sub>0.9</sub>Gd<sub>0.1</sub>)<sub>2</sub>O<sub>2</sub>S AND (Gd<sub>0.9</sub>La<sub>0.1</sub>)<sub>2</sub>O<sub>2</sub>S[J]. Chinese Journal of Luminescence, 1982,3(1): 46-53
Huang Zhu-po, Xu Geng-wang. LUMINESCENCE OF TERBIUM ION IN SOLID SOLUTIONS OF (Y<sub>0.9</sub>Gd<sub>0.1</sub>)<sub>2</sub>O<sub>2</sub>S AND (Gd<sub>0.9</sub>La<sub>0.1</sub>)<sub>2</sub>O<sub>2</sub>S[J]. Chinese Journal of Luminescence, 1982,3(1): 46-53DOI:
concentrations 0.05-10mol.%have been prepared by sulfidizing the corresponding oxides. Their luminescent properties under CR rays and UV lights excitation have been investigated.It has been found that as there existed dependence of emission intensities of
5
D
3
→
7
F
J
and
5
D
4
→
7
F
J
upon terbium concentrations
so that there existed dependence of chro m aticity coordinates of these materials upon the activator's concentrations in them.