Color control in sulfide phosphors: Turning up the light for electroluminescent displays

被引:26
作者
Li, D
Clark, BL
Keszler, DA
Keir, P
Wager, JF
机构
[1] Oregon State Univ, Dept Chem, Corvallis, OR 97331 USA
[2] Oregon State Univ, Adv Mat Res Ctr, Corvallis, OR 97331 USA
[3] Oregon State Univ, Dept Elect & Comp Engn, Corvallis, OR 97331 USA
关键词
D O I
10.1021/cm9904234
中图分类号
O64 [物理化学(理论化学)、化学物理学];
学科分类号
070304 ; 081704 ;
摘要
Manipulation of the defect chemistry in ZnS:Mn and SrS:Cu bulk and thin-film phosphors has resulted in specific and controllable emission colors across the entire visible spectrum. Saturated red emission is observed at exceptionally low threshold voltages in ac thin-film electroluminescent devices, while unsurpassed levels of luminous efficiency are observed for devices operating at saturated green wavelengths.
引用
收藏
页码:268 / +
页数:4
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