DocumentCode
3419623
Title
Electron sources with CNT field-emitter cathodes - Design differences for lower and higher emission currents
Author
Knapp, Wolfram
Author_Institution
Otto-von-Guericke-Univ. Magdeburg / IFQ, Magdeburg, Germany
fYear
2013
fDate
8-12 July 2013
Firstpage
1
Lastpage
2
Abstract
This contribution is a result of higher emission current investigations with CNT field-emitter cathodes. The emitter resistor must be considered for emission current above 5 mA. Thin and long CNT field-emitters show emission current saturation. A simple R-limited emission model is presented.
Keywords
carbon nanotubes; cathodes; electron sources; CNT field-emitter cathodes; R-limited emission model; carbon nanotube; electron sources; emission current saturation; emitter resistor; higher emission currents; lower emission currents; RNA; CNT emitter resistor; CNTs; carbon nanotube field-emitter; electron source; field electron emission; field-emission measurement;
fLanguage
English
Publisher
ieee
Conference_Titel
Vacuum Nanoelectronics Conference (IVNC), 2013 26th International
Conference_Location
Roanoke, VA
Type
conf
DOI
10.1109/IVNC.2013.6624763
Filename
6624763
Link To Document