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Author:

王金淑 (王金淑.) (Scholars:王金淑) | 王飞飞 (王飞飞.) | 周帆 (周帆.) | 李洪义 (李洪义.) (Scholars:李洪义) | 张权 (张权.) | 殷俏 (殷俏.)

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incoPat

Abstract:

本发明公开一种二次电子发射薄膜的简易制备方法,属于二次电子发射阴极材料的制备技术领域。以纯金属银/铝/钛作为基体,纯金属镁充当溅射源物质,以纯氩为工作气体,纯氧为反应气体,在对基体采用电阻加热的条件下,通过直流反应磁控溅射法,在银/铝/钛基体上制备得到MgO薄膜,次级发射系数δ高达4.88。采用所述方法制备MgO薄膜阴极具有制备工艺简单、膜厚可控、成分均匀、结晶性好、次级发射系数高、发射性能稳定且耐电子轰击等优点。有望应用于光电倍增管、铯原子钟、磁控管等领域。

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Patent Info :

Type: 发明授权

Patent No.: CN201611166493.1

Filing Date: 2016-12-16

Publication Date: 2019-06-14

Pub. No.: CN106637116B

Applicants: 北京工业大学

Legal Status: 未缴年费

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: 0

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