Thermally assisted photoemission effect on CeB_{6} and LaB_{6} for application as photocathodes

The thermally assisted photoemission (TAPE) effect was investigated for the hexaboride thermionic cathodes (LaB_{6} and CeB_{6}). It was found that the quantum efficiency of these cathodes can be increased by raising the cathode temperature along with the thermionic emission. In addition both materi...

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Bibliographic Details
Main Authors: K. Torgasin, K. Morita, H. Zen, K. Masuda, T. Katsurayama, T. Murata, S. Suphakul, H. Yamashita, T. Nogi, T. Kii, K. Nagasaki, H. Ohgaki
Format: Article
Language:English
Published: American Physical Society 2017-07-01
Series:Physical Review Accelerators and Beams
Online Access:http://doi.org/10.1103/PhysRevAccelBeams.20.073401