DocumentCode
1888167
Title
Work function measurement of Er-oxide/W(100) surface by using of photoemission electron microscope
Author
Nakane, Hideaki ; Kawakubo, Takashi
Author_Institution
Dept. of Inf. & Electron. Eng., Muroran Inst. of Technol., Muroran, Japan
fYear
2015
fDate
13-17 July 2015
Firstpage
110
Lastpage
111
Abstract
A cathode material of a low work function is needed to achieve a high performance electron source. We measured the work function of W(100) surface modified with Er2O3 by using of photoemission electron microscope. The work function of Er-oxide/W(100) surface is measured to be 2.65eV.
Keywords
erbium compounds; photoelectron microscopy; surface treatment; tungsten; work function; Er-oxide-W(100) surface; Er2O3-W; cathode material; high performance electron source; photoemission electron microscopy; surface modification; work function; Cathodes; Optical surface waves; Photoelectricity; Photoelectron microscopy; Temperature measurement; Erbium oxide; PEEM; W(100) surface; work function;
fLanguage
English
Publisher
ieee
Conference_Titel
Vacuum Nanoelectronics Conference (IVNC), 2015 28th International
Conference_Location
Guangzhou
Print_ISBN
978-1-4673-9356-0
Type
conf
DOI
10.1109/IVNC.2015.7225550
Filename
7225550
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