Possibility of super-radiance at the frequencies of 3-5 THz from short electron bunches moving in micro-undulators

N. Balal, V. L. Bratman, Yu Lurie

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

An available frequency range of coherent radiation from ps bunches with high charge can be significantly enhanced if one uses a micro-undulator with a high transverse field. Such an undulator with a helical symmetry can be implemented by redistributing a strong uniform magnetic field by a helical ferromagnetic insertion. Simulations demonstrate that using such undulators with period of 8-10 mm enable efficient coherent spontaneous radiation from short bunches with durations of (0.08-0.15) ps and super-radiance from extended bunches with duration of about 2 ps in frequency range of 3-5 THz.

Original languageEnglish
Title of host publicationIRMMW-THz 2019 - 44th International Conference on Infrared, Millimeter, and Terahertz Waves
PublisherIEEE Computer Society
ISBN (Electronic)9781538682852
DOIs
StatePublished - Sep 2019
Event44th International Conference on Infrared, Millimeter, and Terahertz Waves, IRMMW-THz 2019 - Paris, France
Duration: 1 Sep 20196 Sep 2019

Publication series

NameInternational Conference on Infrared, Millimeter, and Terahertz Waves, IRMMW-THz
Volume2019-September
ISSN (Print)2162-2027
ISSN (Electronic)2162-2035

Conference

Conference44th International Conference on Infrared, Millimeter, and Terahertz Waves, IRMMW-THz 2019
Country/TerritoryFrance
CityParis
Period1/09/196/09/19

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