Emittance of a photocathode: Effects of temperature and field
The emittance of a photocathode is evaluated using a distribution function (“Moments”) approach to calculate the moments of the momentum. The effects of temperature and field, which affect the electron distribution and transmission probability, respectively, of electrons incident on the surface barr...
Main Authors: | Kevin L. Jensen, P. G. O’Shea, D. W. Feldman |
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Format: | Article |
Language: | English |
Published: |
American Physical Society
2010-08-01
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Series: | Physical Review Special Topics. Accelerators and Beams |
Online Access: | http://doi.org/10.1103/PhysRevSTAB.13.080704 |
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