58






 5.00E-02

 -*- ad-half -x- ad-full

 4.00E-02
 --- ann-half ann-full

 C 3.00E-02



 2.00E-02



 m 1.00E-02 X
 I-,



 0.00E+00 -
 500 550 600 650 700 750


 -1.00E-02
 Wavelength (nm)





Fig 4.4 Visible emission spectrum of ZnS:ErF3 as-deposited and annealed half-stack vs.
 full-stack devices.