-Erbium



-Thulium



-Neodymium


Deposition Temperature (Deg. C)


Fig 3.2 Infrared brightness dependence on temperature [49].


 1
 0.9
>'0.8
" 0.7
S0.6
S0.5
> 0.4
c 0.3
7 0.2
 0.1
 0


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