Abstract:
采用丝网印刷法制备碳纳米管场发射阴极并进行磁场辅助热处理,研究磁场辅助处理碳纳米管阴极的场发射性能.未进行磁场处理的场发射阴极的开启场强较大,为1.50V/μm,场增强因子β较小,约为5256;磁场处理过的碳纳米管场发射阴极的开启场强约为0.86V/μm,场增强因子约为12901.实验结果表明,磁场辅助热处理可以改善碳纳米管在阴极表面的直立分布形态,有利于提高碳纳米管阴极的场发射性能.
Keyword:
Reprint 's Address:
Email:
Version:
Source :
Year: 2013
Page: 717-720
Language: Chinese
Cited Count:
SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count: -1
Chinese Cited Count:
30 Days PV: 11
Affiliated Colleges: