Title :
New and Improved Emission Models in the Finite-Element Gun Code MICHELLE
Author :
Nelson, Eric M. ; Petillo, John J. ; Jensen, Kevin
Author_Institution :
Los Alamos Nat. Lab.
Abstract :
We continue to research and develop better emission models for gun codes. We describe our recent efforts to improve the thermal aspects of space-charge-limited emission, the transition from temperature-limited emission to space-charge-limited emission, and photoemission
Keywords :
electron guns; finite element analysis; photoemission; space charge; beam optics code; emission models; finite-element gun code MICHELLE; photoemission; space-charge-limited emission; temperature-limited emission; Algorithm design and analysis; Cathodes; Current density; Electrons; Finite element methods; Guns; Laboratories; Optical beams; Photoelectricity; Radio frequency; beam optics code; gun code; photoemission; space-charge-limited emission;
Conference_Titel :
Vacuum Electronics Conference, 2006 held Jointly with 2006 IEEE International Vacuum Electron Sources., IEEE International
Conference_Location :
Monterey, CA
Print_ISBN :
1-4244-0108-9
DOI :
10.1109/IVELEC.2006.1666402
