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History and Nature of the Problem
Calculation of patch fields
Method of averaging emission currents
7 other sections not shown
abnormal Schottky effect abnormal Sehottky adsorbed atoms analysis applied field due applied fields greater applied fields less arithmetic mean average work function base metal Becker calculated change of concentration Class of Smooth coated surfaces comparison composite surfaces computed concentration difference contact potential difference CORNELL UNIVERSITY current voltage curve decrease dependent patch theory determined difference between patches effective emitting area electron experimental curves experimental range f-value f—value filament function patch function with applied galvanometer intercept of Richardson intercept with activation intercept with applied looal fields low work function normal Schottky variation observed slope overall change parameters patch distribution patch field photoelectric threshold potentiometer quantitative explanation range of applied Richardson equation Richardson plot saturation field slope and intercept slope of Richardson straight lines temperature and applied temperature coefficient temperature dependent patch temperature ooef thermionic constants Thermionic Emission thoriated tungsten thorium variation of intercept zero applied field