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Author:

王金淑 (王金淑.) (Scholars:王金淑) | 刘伟 (刘伟.) | 王茜 (王茜.) | 崔云涛 (崔云涛.) | 王凯风 (王凯风.) | 梁文龙 (梁文龙.) | 周美玲 (周美玲.) | 左铁镛 (左铁镛.) (Scholars:左铁镛)

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incoPat zhihuiya

Abstract:

一种铼钨基阴极材料及制备方法,属于难容金属热阴极材料技术领域。材料为BaO、CaO和Al2O3负载在多孔的铼钨基的孔隙中,铼钨基为铼包覆在钨颗粒形成。将高铼酸铵溶于水配成溶液,将钨粉加入铼酸铵溶液搅拌中,干燥,然后在氢气气氛下分两步分解还原,得到铼钨粉末,将铼钨粉末压制并在氢气范围下烧结,得到铼钨基体并浸渍到熔融的铝酸钡钙盐中。本发明制备工艺简单,避免了在制备过程中杂质元素的引入,可重复性强,制备出的阴极材料优异的发射性能,增强了传统钡钨阴极的抗离子轰击能力。

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Patent Info :

Type: 发明授权

Patent No.: CN201210109125.9

Filing Date: 2012-04-13

Publication Date: 2014-02-26

Pub. No.: CN102628136B

Applicants: 北京工业大学

Legal Status: 未缴年费 ; 复审

Cited Count:

WoS CC Cited Count: 0

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 2

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