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author:

许亚红 (许亚红.) [1] | 胡利勤 (胡利勤.) [2] | 叶芸 (叶芸.) [3] | 张婷 (张婷.) [4] | 郭太良 (郭太良.) [5]

Abstract:

采用热敷法将碳纳米管(CNT)浆料直接热敷在Ni丝上制备成丝状阴极,并在圆柱形灯管中采用二极结构测试其场发射性能。扫描电镜(SEM)测试表明,丝状阴极的表面有一层均匀的CNT材料;场发射结果表明,CNT-Ni丝状阴极与传统的场发射阴极相比具有更优良的场发射性能,开启电场为0.15V/μm,当电压为2280V时发射电流达到4mA。在腔体中测试其发光亮度,最高值达到了14000cd/m2。

Keyword:

丝状阴极 场发射 灯管 碳纳米管

Community:

  • [ 1 ] 福州大学物理与信息工程学院

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Source :

光电子.激光

Year: 2009

Issue: 04

Volume: 20

Page: 451-453

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:

30 Days PV: 3

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