介绍了影响 EL 器件寿命的几个主要因素。指出器件工作一定时间后所产生的起泡现象,是由于水汽的侵入在高场作用下而产生的;分析了水汽对器件寿命的影响;提出了避免水汽进入 EL 器件的相应措施,对提高 EL 器件的可靠性、实现长寿命有一...介绍了影响 EL 器件寿命的几个主要因素。指出器件工作一定时间后所产生的起泡现象,是由于水汽的侵入在高场作用下而产生的;分析了水汽对器件寿命的影响;提出了避免水汽进入 EL 器件的相应措施,对提高 EL 器件的可靠性、实现长寿命有一定的参考价值。展开更多
The electroluminescunce (EL) transient characteristics of erbium-doped zinc sulfide thin film (TF) devices excited by short rectangular pulses are studied, the luminescence delay after de-exciting and the relaxation l...The electroluminescunce (EL) transient characteristics of erbium-doped zinc sulfide thin film (TF) devices excited by short rectangular pulses are studied, the luminescence delay after de-exciting and the relaxation luminance peaks during decay are observed. A model description for energy transfer has been proposed. The experimental results can be theoretically explained with the computer curve fittings.展开更多
文摘The electroluminescunce (EL) transient characteristics of erbium-doped zinc sulfide thin film (TF) devices excited by short rectangular pulses are studied, the luminescence delay after de-exciting and the relaxation luminance peaks during decay are observed. A model description for energy transfer has been proposed. The experimental results can be theoretically explained with the computer curve fittings.