Emission Microscopy and Auger Spectroscopy of Impregnated Cathodes. [Abstract only]

Vacuum Devices [Proc. Conf.], Cambridge, England, Mar. 1980. SEM and Auger micrographs of impregnated-W cathodes show that patches of impregnant material remain on the surface after activation and may evaporate only slowly during life. When poisoned by about 50% (either by chemisorption or by ion bo...

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Veröffentlicht in:	Vacuum 1980-11, Vol.30 (11/12), p.534-534
Hauptverfasser:	Maloney, C E, Richardson, N
Format:	Artikel
Sprache:	eng
Online-Zugang:	Volltext
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