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Author:

周身林 (周身林.) | 刘丹敏 (刘丹敏.) | 张久兴 (张久兴.) | 金帅 (金帅.)

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CQVIP PKU CSCD

Abstract:

用氢直流电弧法制备La-LaH2纳米粉末,再采用放电等离子烧结技术,在原位、"无氧"条件下成功制备高纯LaB6多晶纳米块体热阴极材料,并系统研究放电等离子烧结温度、压强对材料物相、结构和性能的影响.结果表明,材料中形成单相的LaB6,纯度达到99.867%,平均晶粒尺寸为120 nm,LaB6纳米块体相对密度达到99.2%,维氏硬度达到17.4 GPa,抗弯强度高达245.6 MPa,己达单晶材料的理论抗弯强度值.

Keyword:

热阴极 多晶LaB6 纳米块体 放电等离子烧结

Author Community:

  • [ 1 ] [周身林]北京工业大学
  • [ 2 ] [刘丹敏]北京工业大学
  • [ 3 ] [张久兴]北京工业大学
  • [ 4 ] [金帅]北京工业大学

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Source :

稀有金属材料与工程

ISSN: 1002-185X

Year: 2009

Issue: 2

Volume: 38

Page: 313-317

0 . 7 0 0

JCR@2022

ESI Discipline: MATERIALS SCIENCE;

JCR Journal Grade:4

Cited Count:

WoS CC Cited Count:

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count: 7

Chinese Cited Count:

30 Days PV: 0

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