Thermo-mechanical and optical properties of calcium aluminosilicate glasses doped with 'Er POT.3+' and 'Yb POT.3+'
J. A. Sampaio Tomaz Catunda; A. A Coelho; S Gama; A. C Bento; L. C. M Miranda; Mauro Luciano Baesso; Brazilian Symposium on Glasses and Related Materials (4. 1999 Ouro Preto)
Journal of Non-Crystalline Solids Amsterdam v. 273, p. 239-245, 2000Amsterdam 2000
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