Title :
Critical comparison of Niki´s method for finding the optimum overrelaxation factor with Carré´s method
Author :
Radley, D.E. ; Dirmikis, D. ; Birtles, A.B.
Author_Institution :
University of Sheffield, Department of Electronic & Electrical Engineering, Sheffield, UK
Abstract :
Several deficiencies of Niki´s method are pointed out. Results are compared with those of Carré´s method, showing the latter to be superior in every case.
Keywords :
electron optics; optimisation; space charge; Carre´s method; Niki´s method; comparison; overrelaxation optimization;
Journal_Title :
Electronics Letters
DOI :
10.1049/el:19720306
