DocumentCode
2183967
Title
The estimation of cathode surface field-emission parameters from the experiments on vacuum breakdown delay time
Author
Emelyanov, A.A.
Author_Institution
Kazakh Nat. Tech. Univ., Kazakstan, Russia
Volume
1
fYear
1996
fDate
21-26 Jul 1996
Firstpage
32
Abstract
The analytical relations for determination of cathode surface field-emission parameters of field amplification factor β and work function φ from experiments of vacuum breakdown delay time have been obtained. Field amplification factor is shown to take minimal value β=1 at critical electrical field Eσ=1.32×10 10 V/m. Vacuum breakdown delay time corresponding to critical field is determined by cathode material physical constants
Keywords
cathodes; electric fields; electron field emission; vacuum breakdown; work function; cathode material physical constants; cathode surface field-emission parameters; critical field; field amplification factor; vacuum breakdown delay time; work function; Breakdown voltage; Cathodes; Copper; Delay effects; Electric breakdown; Electrodes; Geometry; Heating; Temperature dependence; Vacuum breakdown;
fLanguage
English
Publisher
ieee
Conference_Titel
Discharges and Electrical Insulation in Vacuum, 1996. Proceedings. ISDEIV., XVIIth International Symposium on
Conference_Location
Berkeley, CA
Print_ISBN
0-7803-2906-6
Type
conf
DOI
10.1109/DEIV.1996.545316
Filename
545316
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