Fast retrieval of temporal characteristics of FEL pulses using streaking by THz fieldстатьяИсследовательская статья
Статья опубликована в высокорейтинговом журнале
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Дата последнего поиска статьи во внешних источниках: 17 июля 2019 г.
Аннотация:A simple and very fast method for reconstruction of temporal structure of linearly
polarized FEL pulses from the THz streaking spectra of photoelectrons is suggested. The method
is based on a quantum mechanical approach within the strong-field approximation. The method
is suitable for online retrieval of the temporal characteristics of the FEL pulses. It can be applied
for any photon frequency in a broad range of FEL pulse duration with a proper selection of the
streaking field. To enhance its accuracy, it is suggested to simultaneously analyze the streaking
spectra for several emission angles.