Title :
Investigation of Y2O3-Mo emitter
Author :
Liu, Wei ; Wang, Jinshu ; Ren, Zhiyuan ; Gao, Fei ; Wang, Yiman ; Zhou, Meiling
Author_Institution :
Coll. of Mater. Sci. & Eng., Beijing Univ. of Technol., Beijing, China
Abstract :
The emission property of Y2O3-Mo emitter depends on the contentration of Y2O3. Y2O3-Mo with 4wt% Y2O3 could be used as a thermionic emitter and that with higher content of Y2O3 (> 10wt%) could be served as a secondary emitter.
Keywords :
secondary electron emission; thermionic emission; yttrium compounds; Y2O3-Mo emitter; Y2O3Mo; secondary emitter; thermionic emitter; Charge carrier processes; Doping; Electron tubes; Grain size; Insulation; Magnetic materials; Magnetrons; Materials science and technology; Powders; Temperature; Y2O3-Mo; emitter; secondary emission; thermionic emission;
Conference_Titel :
Vacuum Electronics Conference, 2009. IVEC '09. IEEE International
Conference_Location :
Rome
Print_ISBN :
978-1-4244-3500-5
Electronic_ISBN :
978-1-4244-3501-2
DOI :
10.1109/IVELEC.2009.5193525
