共 50 条
- [1] SM ION VALENCE STATE IN SM1-XMXB6 SOLID-SOLUTIONS WITH 2-VALENCE AND 3-VALENCE ELEMENTS FIZIKA TVERDOGO TELA, 1981, 23 (11): : 3465 - 3467
- [3] On the valence states of Yb, Sm and Eu ions in α-sialon based ceramics Key Eng Mat, Pt 2 (755-758):
- [9] VALENCE CHANGE OF EUROPIUM IN THE EU(IR1-XPDX)2SI2 SILICIDES ZEITSCHRIFT FUR PHYSIK B-CONDENSED MATTER, 1989, 75 (04): : 501 - 505