Pushing the capture limit of thermionic gun linacs

Although accelerator technology has matured sufficiently, state-of-the-art x-ray linacs for radiotherapy and cargo-scanning capture merely 30%–50% of the electrons from a thermionic cathode, requiring a higher cathode current and leaving uncaptured electrons to cause problems such as back bombardmen...

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Bibliographic Details
Main Authors: Sadiq Setiniyaz, Alejandro Castilla, Julian McKenzie, Robert Apsimon, Boris Militsyn, Deepa Angal-Kalinin, Graeme Burt
Format: Article
Language:English
Published: American Physical Society 2021-08-01
Series:Physical Review Accelerators and Beams
Online Access:http://doi.org/10.1103/PhysRevAccelBeams.24.080401