Experimental studies of dark current in a superconducting rf photoinjector

A superconducting rf photoinjector (SRF gun) has been put in operation successfully at the radiation source ELBE. It produces a 13 MHz, low emittance, cw beam with beam current up to 400  μA and energy of 3 MeV. During the gun operation, the field emission from the niobium cavity and the Cs_{2}Te ca...

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Bibliographic Details
Main Authors: R. Xiang, A. Arnold, T. Kamps, P. Lu, P. Michel, P. Murcek, H. Vennekate, G. Staats, J. Teichert
Format: Article
Language:English
Published: American Physical Society 2014-04-01
Series:Physical Review Special Topics. Accelerators and Beams
Online Access:http://doi.org/10.1103/PhysRevSTAB.17.043401