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author:

段丽 (段丽.) [1] | 叶芸 (叶芸.) [2] | 陈勇 (陈勇.) [3] | 郭太良 (郭太良.) [4]

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Abstract:

利用丝网印刷技术制备碳纳米管阴极并真空封装碳纳米管场发射(CNT—FED)背光源原型器件,研究了支撑体高度对碳纳米管背光源发射性能的影响,实验表明:支撑体高度增加,开启电压随之增加;达到同样的发射电流密度,支撑体越高,亮度也越高。支撑体高度为1000/2m和2000μm时,CNT—FED背光源发射性能较好,在电流密度为4mA/cm^2情况下,支撑体高度为1000μm时,亮度为1800cd/m^2;支撑体高度为2000μm时,亮度为3100cd/m^2。选用支撑体高度为2000μm,制备出86.4cm液晶平板显示器(LCD)用CNT—FED背光源,亮度最高可达8000cd/m^2,发光均匀性为82%.稳定发射30h,发射电流无明显衰减。

Keyword:

场发射 碳纳米管 背光源

Community:

  • [ 1 ] 福州大学物理与信息工程学院,福州350002

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Source :

光电子技术

ISSN: 1005-488X

Year: 2009

Issue: 4

Page: 257-260

Cited Count:

WoS CC Cited Count:

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count: -1

30 Days PV: 0

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