Spin Dynamics of Rare Earth Ions in Phosphate Laser Glasses

I. P. Goudemond, J. M. Keartland, M. J. R. Hoch +1

The spin dynamics of rare earth ions (Er, Nd, Sm and Gd) in heavily doped phosphate glasses have been investigated using 31P NMR. Correlation times in the range 10^-2 to 10^-12 s h…