Partial energy-level diagram of ions. One of the cross-relaxation processes among ions is also shown.
Wavelength dependence of the transmittances in the glasses.
Effect of substitution on lifetime of the level in the glasses.
-ion concentration dependence of lifetimes of the level in glasses.
The decay trace of the level in a glass with the highest OH content. The -ion concentration was .
Cross sections of the emission for the transition and the absorption for the transition in a glass.
The temperature dependence of cross-relaxation rates of the route in a glass doped with .
The temperature dependence of multiphonon relaxation rates of the level in a glass doped with .
Thermal properties of (mol %) glasses.
Total radiative transition rates of the level, radiative lifetimes , measured lifetime , and quantum efficiencies in (mol %) glasses.
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