Author:
Rustomji Kaizad,Yannai Michael,Adiv Yuval,Dahan Raphael,Fishman Tal,Sivan Yonatan,Brener Igal,Mitrofanov Oleg,Kaminer Ido
Abstract
The interaction of free-electron pulses with THz near-fields imprints a rich structure on the electron spectrum. We exploit this interaction in an ultrafast electron microscope distinguishing THz-generating non-linear mechanisms of optical rectification and photo-Dember effect.