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author:

林金堂 (林金堂.) [1]

Abstract:

通过丝网印刷将四针状纳米氧化锌(tetrapod-liked zinc oxide nanoneedles,T-ZnO)转移到电极表面,采用旋涂的方法在T-ZnO阵列上方形成连续的、悬浮结构的还原石墨烯(reduced graphene oxide, rGO)层薄膜,制备出以T-ZnO为支撑层的T-ZnO/rGO复合薄膜冷阴极。实验表明:相对于T-ZnO阴极,T-ZnO/rGO薄膜阴极发射电流密度提高、开启场强与阈值场强降低,其开启场强为2.5 V/μm (电流密度10μA/cm~2),阈值电场为3.8 V/μm (电流密度为1 mA/cm~2),具有良好的场发射性能。

Keyword:

四针状氧化锌 场致电子发射 复合阴极 还原氧化石墨烯

Community:

  • [ 1 ] 福州大学物理与信息工程学院
  • [ 2 ] 场致发射显示技术教育部工程研究中心

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Source :

光电子技术

Year: 2019

Issue: 01

Volume: 39

Page: 16-20

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: 1

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