A rapid quenc hing of PL is observed above 0.2 at% of Ag concentration due to lattice defects and impurity atoms,however,the optimal concentration of Ag + in the EL efficiency is about 1 at%.

• 当 Ag+的浓度达到 0 .；2at%25；薄膜的光致发光发生很强的淬灭；但是电致发光的淬灭浓度却达 1at%25。