Production and characterisation of amorphic diamond films produced by pulsed laser ablation of graphite

被引:18
作者
Johnson, SE [1 ]
Ashfold, MNR [1 ]
Knapper, MP [1 ]
Lade, RJ [1 ]
Rosser, KN [1 ]
Fox, NA [1 ]
Wang, WN [1 ]
机构
[1] UNIV BRISTOL,HH WILLS PHYS LAB,BRISTOL BS8 1TL,AVON,ENGLAND
关键词
diamond-like films; electrical properties; laser ablation; electron emission;
D O I
10.1016/S0925-9635(96)00660-7
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
Amorphic diamond (a-D) films have been grown by pulsed laser deposition using an ArF excimer laser to ablate material from a dense, ultrapure graphite rod. Deposition rates have been investigated as a function of incident pulse energy and of time. The resulting films have been analysed by scanning electron microscopy (SEM) and by laser Raman spectroscopy, and their electron emission characteristics tested. We confirm the potential of a-D films for use as a cold cathode material. (C) 1997 Elsevier Science S.A.
引用
收藏
页码:569 / 573
页数:5
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