| 发明名称 |
Arc-melting preparation of single crystal LaB{HD 6 {B cathodes |
| 摘要 |
A method for preparing single crystals of lanthanum hexaboride (LaB6) by arc melting a rod of compacted LaB6 powder. The method is especially suitable for preparing single crystal LaB6 cathodes for use in scanning electron microscopes (SEM) and scanning transmission electron microscopes (STEM).
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| 申请公布号 |
US4030963(A) |
申请公布日期 |
1977.06.21 |
| 申请号 |
US19760652695 |
申请日期 |
1976.01.27 |
| 申请人 |
THE UNITED STATES OF AMERICA AS REPRESENTED BY THE UNITED STATES ENERGY RESEARCH AND DEVELOPMENT ADMINISTRATION |
发明人 |
GIBSON, EDWIN D.;VERHOEVEN, JOHN D. |
| 分类号 |
C30B13/00;C30B13/22;(IPC1-7):B01J17/10;C01B35/18;C01F17/00 |
主分类号 |
C30B13/00 |
| 代理机构 |
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