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  4. 一维W纳米材料的场发射性能及其可控制备的研究进展

中国有色金属学报, 2012, 22(6): 1632-1641.

一维W纳米材料的场发射性能及其可控制备的研究进展

王超 1, , 贺跃辉 2, , 彭超群 3, , 王世良 4, , 刘新利 5,

1.中南大学粉末冶金国家重点实验室,长沙410083

2.中南大学粉末冶金国家重点实验室,长沙410083

3.中南大学粉末冶金国家重点实验室,长沙410083

4.中南大学粉末冶金国家重点实验室,长沙410083

5.中南大学粉末冶金国家重点实验室,长沙410083

基金项目:   国家自然科学基金资助项目(50825102;50804057;51074188;51071178;50823006;50721003)  

关键词： 一维材料 , W , 纳米材料 , 场发射性能 , 可控制备

Research progress in field emission properties and controllable preparation of one-dimensional W nano-materials

一维W纳米材料是一种新型的场发射材料,具有优异的场发射性能.介绍场致电子发射的基本原理及性能评价标准；讨论一维W纳米材料的6种制备方法:气相沉积法、电子束诱导法、蚀刻法、溅射法、自组装法和模板法；分析不同制备方法对场发射性能的影响；指出电场增强因子是决定一维W纳米材料场发射性能优劣的首要因素,设计制造出结构可靠、场发射性能优异、成品率高以及寿命长的一维W纳米材料器件是未来的研究重点.

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